Edit Profile (opens in new tab) Sun, Jingxian Co-Author Distance Author ID: sun.jingxian Published as: Sun, Jingxian; Sun, jing Xian; Sun, Jing-xian; Sun, Jing Xian more...less External Links: dblp Documents Indexed: 161 Publications since 1983 Reviewing Activity: 21 Reviews Co-Authors: 42 Co-Authors with 126 Joint Publications 1,525 Co-Co-Authors all top 5 Co-Authors 35 single-authored 20 Cui, Yujun 12 Zhang, Guowei 11 Xu, Xian 10 Li, Hongyu 8 Liu, Xiaoying 8 Zhang, Kemei 7 Liu, Zhaoli 7 Zhang, Xiaoyan 4 Liu, Lishan 4 Sun, Jinli 4 Sun, Yong 4 Wang, Feng 4 Zhao, Zengqin 3 Guo, Dajun 3 Ji, Hongwei 3 O’Regan, Donal 3 Yang, Zhilin 3 Zhang, Jinqing 3 Zhao, Lühuizi 2 Song, Fumin 2 Sun, Li 2 Sun, Yongzheng 2 Zhang, Tie 2 Zhang, Xingqiu 2 Zou, Yumei 1 Chen, Fangqi 1 Ciu, Yujun 1 Hu, Shouchuan 1 Li, Lai 1 Li, Zhilong 1 Liu, Yansheng 1 Lou, Bendong 1 Lu, Haixia 1 Lu, Huiqin 1 Qi, Guijie 1 Su, Jun 1 Sun, Fei 1 Sun, Jie 1 Wang, Guangwa 1 Xing, Hui 1 Zheng, Xiongjun 1 Zhou, Yanqiu all top 5 Serials 12 Acta Mathematica Sinica 12 Journal of Shandong University. Natural Science Edition 11 Journal of Mathematical Analysis and Applications 11 Journal of Systems Science and Mathematical Sciences 10 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 8 Chinese Annals of Mathematics. Series A 6 Journal of Mathematical Research & Exposition 5 Acta Mathematica Scientia. Series A. (Chinese Edition) 5 Acta Mathematica Sinica. Chinese Series 4 Indian Journal of Pure & Applied Mathematics 4 Journal of Shandong University. Natural Science 3 Applicable Analysis 3 Mathematics in Practice and Theory 3 Annals of Differential Equations 3 Journal of Qufu Normal University. Natural Science 3 Mathematica Applicata 3 Positivity 3 Acta Analysis Functionalis Applicata. AAFA 3 Fixed Point Theory and Applications 2 Computers & Mathematics with Applications 2 Acta Mathematicae Applicatae Sinica 2 Acta Mathematicae Applicatae Sinica. English Series 2 Journal of Jiangxi Normal University. Natural Science Edition 2 Kexue Tongbao 2 Abstract and Applied Analysis 2 Electronic Journal of Qualitative Theory of Differential Equations 2 Journal of Systems Science and Complexity 2 Acta Mathematica Scientia. Series B. (English Edition) 2 Journal of Xuzhou Normal University. Natural Science Edition 2 Boundary Value Problems 2 Chinese Journal of Engineering Mathematics 2 Nonlinear Analysis. Theory, Methods & Applications 1 Rocky Mountain Journal of Mathematics 1 Applied Mathematics and Computation 1 Journal of Computational and Applied Mathematics 1 Journal of Differential Equations 1 Monatshefte für Mathematik 1 Proceedings of the American Mathematical Society 1 Topology and its Applications 1 Numerical Mathematics 1 Advances in Mathematics 1 Northeastern Mathematical Journal 1 Mathematical and Computer Modelling 1 Journal of Applied Mathematics and Stochastic Analysis 1 Differential and Integral Equations 1 Applied Mathematics 1 Topological Methods in Nonlinear Analysis 1 Calculus of Variations and Partial Differential Equations 1 Discrete and Continuous Dynamical Systems 1 Chinese Quarterly Journal of Mathematics 1 Acta Mathematica Sinica. English Series 1 Journal of Sichuan Normal University. Natural Science 1 Communications on Pure and Applied Analysis 1 Fixed Point Theory all top 5 Fields 117 Operator theory (47-XX) 66 Ordinary differential equations (34-XX) 25 Integral equations (45-XX) 15 Global analysis, analysis on manifolds (58-XX) 12 Partial differential equations (35-XX) 7 Functional analysis (46-XX) 5 General topology (54-XX) 4 Numerical analysis (65-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Algebraic topology (55-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Mechanics of deformable solids (74-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 95 Publications have been cited 808 times in 585 Documents Cited by ▼ Year ▼ Invariant sets of descending flow in critical point theory with applications to nonlinear differential equations. Zbl 0995.58006Liu, Zhaoli; Sun, Jingxian 137 2001 Positive solutions of \(m\)-point boundary value problems. Zbl 1069.34037Zhang, Guowei; Sun, Jingxian 74 2004 Nodal solutions for \(m\)-point boundary value problems using bifurcation methods. Zbl 1141.34009Sun, Jingxian; Xu, Xian; O’Regan, Donal 26 2008 Positive solutions of superlinear semipositone nonlinear boundary value problems. Zbl 1232.34035Li, Hongyu; Sun, Jingxian 25 2011 The fixed point theorem of convex-power condensing operator and applications to abstract semilinear evolution equations. Zbl 1124.34342Sun, Jing Xian; Zhang, Xiao Yan 24 2005 Nontrivial solutions of singular superlinear Sturm–Liouville problems. Zbl 1100.34019Sun, Jingxian; Zhang, Guowei 24 2006 A generalization of the cone expansion and compression fixed point theorem and applications. Zbl 1127.47050Zhang, Guowei; Sun, Jingxian 19 2007 On sign-changing solution for some three-point boundary value problems. Zbl 1069.34019Xu, Xian; Sun, Jingxian 19 2004 Computation of topological degree in ordered Banach spaces with lattice structure and its application to superlinear differential equations. Zbl 1177.47065Sun, Jingxian; Liu, Xiaoying 17 2008 Multiple positive solutions of singular third-order periodic boundary value problem. Zbl 1068.34020Sun, Jingxian; Liu, Yansheng 17 2005 Nontrivial solutions of singular sublinear Sturm–Liouville problems. Zbl 1111.34023Sun, Jingxian; Zhang, Guowei 16 2007 The Schauder condition in the critical point theory. Zbl 0603.47045Sun, Jingxian 14 1986 Existence of positive solutions to a non-positive elastic beam equation with both ends fixed. Zbl 1278.34020Lu, Haixia; Sun, Li; Sun, Jingxian 14 2012 Computation of topological degree for nonlinear operators and applications. Zbl 1169.47043Sun, Jingxian; Liu, Xiaoying 14 2008 Iterative method for coupled quasi-solutions of mixed monotone operator equations. Zbl 0763.65041Sun, Jingxian; Liu, Lishan 13 1992 Positive solutions of sublinear Sturm-Liouville problems with changing sign nonlinearity. Zbl 1197.34040Li, Hongyu; Sun, Jingxian 13 2009 A generalization of Guo’s theorem and applications. Zbl 0632.47044Sun, Jingxian 12 1987 Multiple positive fixed points of weakly inward mappings. Zbl 0709.47052Sun, Yong; Sun, Jingxian 11 1990 Global bifurcation and multiple results for Sturm-Liouville problems. Zbl 1223.34030Cui, Yujun; Sun, Jingxian; Zou, Yumei 11 2011 Calculus of variations and super- and sub-solutions in reverse order. Zbl 0810.47059Sun, Jingxian; Liu, Zhaoli 10 1994 A generalization of Mahadevan’s version of the Krein-Rutman theorem and applications to \(p\)-Laplacian boundary value problems. Zbl 1252.47045Cui, Yujun; Sun, Jingxian 10 2012 Positive solutions of boundary value problems for systems of second-order nonlinear ordinary differential equations. Zbl 1158.34317Yang, Zhilin; Sun, Jingxian 10 2004 Extremal solutions of the initial value problem for integro-differential equations of mixed type in Banach spaces. Zbl 0771.34059Sun, Jingxian; Zhao, Zengqin 10 1992 Computation for topological degree and its applications. Zbl 0866.47043Sun, Jingxian; Liu, Xiaoying 10 1996 On existence of positive solutions of coupled integral boundary value problems for a nonlinear singular superlinear differential system. Zbl 1340.34087Ciu, Yujun; Sun, Jingxian 10 2012 Computation of topological degree of unilaterally asymptotically linear operators and its applications. Zbl 1191.47076Liu, Xiaoying; Sun, Jingxian 9 2009 Some extensions of the mountain pass lemma. Zbl 0746.47041Guo, Dajun; Sun, Jingxian; Qi, Guijie 8 1988 Multiple positive solutions of singular second-order \(m\)-point boundary value problems. Zbl 1094.34017Zhang, Guowei; Sun, Jingxian 8 2006 Nontrivial solutions of superlinear Hammerstein integral equations and applications. Zbl 0633.45006Sun, Jingxian 8 1986 An elliptic problem with jumping nonlinearities. Zbl 1161.35395Liu, Zhaoli; Sun, Jingxian 7 2005 Fixed point theorems for a class of nonlinear operators in Riesz spaces. Zbl 1301.47069Sun, Jingxian; Cui, Yujun 7 2013 Fixed point theorems for a class of nonlinear operators in Hilbert spaces with lattice structure and application. Zbl 1476.47033Cui, Yujun; Sun, Jingxian 7 2013 Multiplicity results for three-point boundary value problems with a non-well-ordered upper and lower solution condition. Zbl 1140.34009Xu, Xian; O’Regan, Donal; Sun, Jingxian 7 2007 Fixed point theorems for a class of nonlinear operators in Hilbert spaces and applications. Zbl 1234.49009Cui, Yujun; Sun, Jingxian 7 2011 A property of connected components and its applications. Zbl 1016.54019Sun, Jingxian; Song, Fumin 6 2002 Flow-invariant sets and critical point theory. Zbl 1053.34060Sun, Jingxian; Hu, Shouchuan 6 2003 Existence of multiple positive solutions for fourth-order boundary value problems in Banach spaces. Zbl 1281.34026Cui, Yujun; Sun, Jingxian 6 2012 On multiple sign-changing solutions for some second-order integral boundary value problems. Zbl 1211.34020Zhang, Xingqiu; Sun, Jingxian 6 2010 Solutions for an operator equation under the conditions of pairs of paralleled lower and upper solutions. Zbl 1165.47044Xu, Xian; Sun, Jingxian 6 2008 Some global generalizations of the Birkhoff-Kellogg theorem and applications. Zbl 0661.47049Guo, Dajun; Sun, Jingxian 6 1988 Evaluation of topological degree and applications. Zbl 0687.47047Guo, Dajun; Sun, Jingxian 5 1988 Multiple solutions for nonlinear operators and applications. Zbl 1120.47050Sun, Jingxian; Cui, Yujun 5 2007 Positive solutions of singular \((k, n-k)\) multi-point boundary value problems. Zbl 1124.34311Zhang, Guowei; Sun, Jingxian 5 2006 Some fixed point theorems of increasing operators. Zbl 0585.47046Sun, Jingxian; Sun, Yong 5 1986 Solutions of ordinary differential equations in Banach spaces. Zbl 0719.34107Sun, Jingxian 5 1990 Four versus two solutions of semilinear elliptic boundary value problems. Zbl 0996.35017Liu, Zhaoli; Sun, Jingxian 5 2002 Solutions of nonlinear second order impulsive integro-differential equations of mixed type in Banach spaces. Zbl 1052.45010Zhang, Xiaoyan; Sun, Jingxian 5 2002 Existence of positive solutions for singular second-order \(m\)-point boundary value problems. Zbl 1080.34517Zhang, Guowei; Sun, Jingxian 5 2004 Positive solutions for second-order three-point boundary value problems in a Banach space. Zbl 1249.34068Cui, Yujun; Sun, Jingxian 4 2011 Some new fixed point theorems of increasing operators and applications. Zbl 0738.47052Sun, Jingxian 4 1991 The global structure of the set of characteristic vectors for superlinear operators. Zbl 0706.47033Sun, Jingxian 4 1988 Fixed point theorems of increasing operators and applications to nonlinear integro-differential equations with discontinuous terms. Zbl 0779.47041Sun, Jingxian; Zhao, Zengqin 4 1993 Computation of the topological degree and applications to superlinear system of equations. Zbl 0897.47050Liu, Xiaoying; Sun, Jingxian 4 1996 Positive solutions of a fourth-order boundary value problem involving derivatives of all orders. Zbl 1267.34051Yang, Zhilin; Sun, Jingxian 4 2012 A theorem in point set topology. Zbl 0633.54013Sun, Jingxian 4 1987 Unbounded connected component of the positive solutions set of some semi-positone problems. Zbl 1239.47045Xu, Xian; Sun, Jingxian 3 2011 Fixed point theorems of two-point extension type and applications. Zbl 0795.47035Sun, Jingxian 3 1992 Existence theorems of multiple critical points and applications. Zbl 1125.35029Sun, Jingxian; Sun, Jinli 3 2005 Fixed point theorems of non-continuous increasing operators and applications to nonlinear equations with discontinuous nonlinearities. Zbl 0689.47020Sun, Jingxian 3 1988 On the number of fixed points of nonlinear operators and applications. Zbl 1131.47308Sun, Jingxian; Zhang, Kemei 3 2003 Computation of fixed point index for no-cone mappings and its applications. Zbl 1219.47090Sun, Jingxian; Liu, Xiaoying 3 2010 Existence and uniqueness of solutions for a class of nonlinear operator equations and its applications. Zbl 1280.47061Zhang, Xiaoyan; Sun, Jingxian 3 2005 Existence of multiple fixed points for nonlinear operators and applications. Zbl 1157.47039Sun, Jingxian; Zhang, Kemei 3 2008 A general principle on ordered sets and its applications to fixed point theory. Zbl 0659.54027Sun, Jingxian; Sun, Yong 3 1989 Existence of sign-changing solutions for nonlinear operator equations and its applications. Zbl 1078.47503Zhang, Kemei; Sun, Jingxian 3 2003 Asymptotic bifurcation points, and global bifurcation of nonlinear operators and its applications. Zbl 1227.47039Liu, Xiaoying; Sun, Jingxian 2 2012 Fixed points and generalized fixed points for increasing operators. Zbl 0687.47042Sun, Jingxian 2 1989 Eigenvalue criteria for the existence of positive solutions to nonlinear \((k,n-k)\) conjugate boundary value problems. Zbl 1122.34308Zhang, Guowei; Sun, Jingxian 2 2006 Multiple solutions for superlinear operator equations in Banach spaces and applications. Zbl 1117.47304Zhang, Kemei; Sun, Jingxian 2 2005 The existence of positive solution for singular boundary value problems of first order differential equation on unbounded domains. Zbl 1181.34029Zhang, Xingqiu; Sun, Jingxian 2 2009 Positive solutions of nonlinear differential equations on a measure chain. Zbl 1199.34098Li, Hongyu; Sun, Jingxian; Cui, Yujun 2 2009 Weakly topological degree for nonlinear operators. I. Zbl 0599.47103Sun, Jingxian 2 1984 Computation of topological degree and applications to nonlinear operators. Zbl 0625.47046Sun, Jingxian 2 1985 Eigenvalues and eigenvectors of nonlinear operators and applications. Zbl 0893.47039Sun, Jingxian; Lou, Bendong 2 1997 Generalizations of the general principle on ordered sets in nonlinear functional analysis. Zbl 0705.47049Sun, Jingxian 2 1990 Positive solutions of singular nonlinear Sturm-Liouville problems. Zbl 1124.34323Sun, jing Xian; Zhang, Guo Wei 2 2005 Monotone iterative method of integro-differential equations of mixed type in Banach spaces. Zbl 0777.65077Sun, Jingxian; Liu, Lishan 2 1993 Positive solutions of non-positone nonlinear operator equations and their applications. Zbl 1257.47064Sun, Jingxian; Xu, Xian 2 2012 Asymptotic bifurcation points of nonlinear operators. Zbl 0952.47049Yang, Zhilin; Sun, Jingxian 2 2000 The relation between sign-changing solution and positive-negative solutions for nonlinear operator equations and its applications. Zbl 1075.47035Zhang, Kemei; Sun, Jingxian 2 2004 Global generalizations of the Birkhoff-Kellogg theorem on nonlinear operators. Zbl 0633.47038Sun, Jingxian 2 1987 Bifurcation points and global structure of positive eigenvalues for cone mappings with no differentiability at the zero point. Zbl 1230.47087Liu, Xiaoying; Sun, Jingxian 1 2010 Solutions of nonlinear Sturm-Liouville problems in a Banach space. Zbl 1199.34133Cui, Yujun; Sun, Jingxian 1 2009 Generalizations of fixed-point theorems of Altman and Rothe types. Zbl 1470.47045Sun, Li; Sun, Jingxian; Wang, Guangwa 1 2013 Three solutions theorems for nonlinear operator equations and applications. Zbl 1097.47054Sun, Jingxian; Xu, Xi’an 1 2005 A theorem on many fixed points for nonlinear operator. Zbl 0738.47053Sun, Jingxian; Sun, Yong 1 1990 Positive solutions of boundary value problem for a system of nonlinear ordinary differential equations. Zbl 1094.34512Li, Hongyu; Sun, Jingxian 1 2005 Positive solutions of singular boundary value problems of fourth-order differential equations. Zbl 1212.34054Cui, Yujun; Sun, Jingxian; Zou, Yumei 1 2009 The existence of positive solutions for nonlinear Hammerstein integral equations and applications. Zbl 0699.45005Sun, Jingxian 1 1988 Fixed point theorem of domain compression and expansion of convex functional type. Zbl 1174.47047Zhang, Guowei; Sun, Jingxian; Zhang, Tie 1 2008 Solutions of the second order periodic boundary value problem in a Banach space under the weak\(^*\) topology. Zbl 0774.34048Song, Fumin; Sun, Jingxian 1 1993 A problem on successive approximations of operator equations. Zbl 0667.65046Sun, Jingxian 1 1988 Global structure of positive solution sets of nonlinear operator equations. Zbl 1246.47013Xu, Xian; Sun, Jingxian; O’Regan, D. 1 2012 Number of invariant sets of descending flow with applications in critical point theory. Zbl 1048.58008Liu, Zhaoli; Sun, Jingxian 1 2003 Decreasing flow invariant sets and fixed points of quasimonotone increasing operators. Zbl 0977.47050Sun, Jingxian; Xu, Xi’an 1 2001 Fixed point theorems for a class of nonlinear operators in Riesz spaces. Zbl 1301.47069Sun, Jingxian; Cui, Yujun 7 2013 Fixed point theorems for a class of nonlinear operators in Hilbert spaces with lattice structure and application. Zbl 1476.47033Cui, Yujun; Sun, Jingxian 7 2013 Generalizations of fixed-point theorems of Altman and Rothe types. Zbl 1470.47045Sun, Li; Sun, Jingxian; Wang, Guangwa 1 2013 Existence of positive solutions to a non-positive elastic beam equation with both ends fixed. Zbl 1278.34020Lu, Haixia; Sun, Li; Sun, Jingxian 14 2012 A generalization of Mahadevan’s version of the Krein-Rutman theorem and applications to \(p\)-Laplacian boundary value problems. Zbl 1252.47045Cui, Yujun; Sun, Jingxian 10 2012 On existence of positive solutions of coupled integral boundary value problems for a nonlinear singular superlinear differential system. Zbl 1340.34087Ciu, Yujun; Sun, Jingxian 10 2012 Existence of multiple positive solutions for fourth-order boundary value problems in Banach spaces. Zbl 1281.34026Cui, Yujun; Sun, Jingxian 6 2012 Positive solutions of a fourth-order boundary value problem involving derivatives of all orders. Zbl 1267.34051Yang, Zhilin; Sun, Jingxian 4 2012 Asymptotic bifurcation points, and global bifurcation of nonlinear operators and its applications. Zbl 1227.47039Liu, Xiaoying; Sun, Jingxian 2 2012 Positive solutions of non-positone nonlinear operator equations and their applications. Zbl 1257.47064Sun, Jingxian; Xu, Xian 2 2012 Global structure of positive solution sets of nonlinear operator equations. Zbl 1246.47013Xu, Xian; Sun, Jingxian; O’Regan, D. 1 2012 Positive solutions of superlinear semipositone nonlinear boundary value problems. Zbl 1232.34035Li, Hongyu; Sun, Jingxian 25 2011 Global bifurcation and multiple results for Sturm-Liouville problems. Zbl 1223.34030Cui, Yujun; Sun, Jingxian; Zou, Yumei 11 2011 Fixed point theorems for a class of nonlinear operators in Hilbert spaces and applications. Zbl 1234.49009Cui, Yujun; Sun, Jingxian 7 2011 Positive solutions for second-order three-point boundary value problems in a Banach space. Zbl 1249.34068Cui, Yujun; Sun, Jingxian 4 2011 Unbounded connected component of the positive solutions set of some semi-positone problems. Zbl 1239.47045Xu, Xian; Sun, Jingxian 3 2011 On multiple sign-changing solutions for some second-order integral boundary value problems. Zbl 1211.34020Zhang, Xingqiu; Sun, Jingxian 6 2010 Computation of fixed point index for no-cone mappings and its applications. Zbl 1219.47090Sun, Jingxian; Liu, Xiaoying 3 2010 Bifurcation points and global structure of positive eigenvalues for cone mappings with no differentiability at the zero point. Zbl 1230.47087Liu, Xiaoying; Sun, Jingxian 1 2010 Positive solutions of sublinear Sturm-Liouville problems with changing sign nonlinearity. Zbl 1197.34040Li, Hongyu; Sun, Jingxian 13 2009 Computation of topological degree of unilaterally asymptotically linear operators and its applications. Zbl 1191.47076Liu, Xiaoying; Sun, Jingxian 9 2009 The existence of positive solution for singular boundary value problems of first order differential equation on unbounded domains. Zbl 1181.34029Zhang, Xingqiu; Sun, Jingxian 2 2009 Positive solutions of nonlinear differential equations on a measure chain. Zbl 1199.34098Li, Hongyu; Sun, Jingxian; Cui, Yujun 2 2009 Solutions of nonlinear Sturm-Liouville problems in a Banach space. Zbl 1199.34133Cui, Yujun; Sun, Jingxian 1 2009 Positive solutions of singular boundary value problems of fourth-order differential equations. Zbl 1212.34054Cui, Yujun; Sun, Jingxian; Zou, Yumei 1 2009 Nodal solutions for \(m\)-point boundary value problems using bifurcation methods. Zbl 1141.34009Sun, Jingxian; Xu, Xian; O’Regan, Donal 26 2008 Computation of topological degree in ordered Banach spaces with lattice structure and its application to superlinear differential equations. Zbl 1177.47065Sun, Jingxian; Liu, Xiaoying 17 2008 Computation of topological degree for nonlinear operators and applications. Zbl 1169.47043Sun, Jingxian; Liu, Xiaoying 14 2008 Solutions for an operator equation under the conditions of pairs of paralleled lower and upper solutions. Zbl 1165.47044Xu, Xian; Sun, Jingxian 6 2008 Existence of multiple fixed points for nonlinear operators and applications. Zbl 1157.47039Sun, Jingxian; Zhang, Kemei 3 2008 Fixed point theorem of domain compression and expansion of convex functional type. Zbl 1174.47047Zhang, Guowei; Sun, Jingxian; Zhang, Tie 1 2008 A generalization of the cone expansion and compression fixed point theorem and applications. Zbl 1127.47050Zhang, Guowei; Sun, Jingxian 19 2007 Nontrivial solutions of singular sublinear Sturm–Liouville problems. Zbl 1111.34023Sun, Jingxian; Zhang, Guowei 16 2007 Multiplicity results for three-point boundary value problems with a non-well-ordered upper and lower solution condition. Zbl 1140.34009Xu, Xian; O’Regan, Donal; Sun, Jingxian 7 2007 Multiple solutions for nonlinear operators and applications. Zbl 1120.47050Sun, Jingxian; Cui, Yujun 5 2007 Nontrivial solutions of singular superlinear Sturm–Liouville problems. Zbl 1100.34019Sun, Jingxian; Zhang, Guowei 24 2006 Multiple positive solutions of singular second-order \(m\)-point boundary value problems. Zbl 1094.34017Zhang, Guowei; Sun, Jingxian 8 2006 Positive solutions of singular \((k, n-k)\) multi-point boundary value problems. Zbl 1124.34311Zhang, Guowei; Sun, Jingxian 5 2006 Eigenvalue criteria for the existence of positive solutions to nonlinear \((k,n-k)\) conjugate boundary value problems. Zbl 1122.34308Zhang, Guowei; Sun, Jingxian 2 2006 The fixed point theorem of convex-power condensing operator and applications to abstract semilinear evolution equations. Zbl 1124.34342Sun, Jing Xian; Zhang, Xiao Yan 24 2005 Multiple positive solutions of singular third-order periodic boundary value problem. Zbl 1068.34020Sun, Jingxian; Liu, Yansheng 17 2005 An elliptic problem with jumping nonlinearities. Zbl 1161.35395Liu, Zhaoli; Sun, Jingxian 7 2005 Existence theorems of multiple critical points and applications. Zbl 1125.35029Sun, Jingxian; Sun, Jinli 3 2005 Existence and uniqueness of solutions for a class of nonlinear operator equations and its applications. Zbl 1280.47061Zhang, Xiaoyan; Sun, Jingxian 3 2005 Multiple solutions for superlinear operator equations in Banach spaces and applications. Zbl 1117.47304Zhang, Kemei; Sun, Jingxian 2 2005 Positive solutions of singular nonlinear Sturm-Liouville problems. Zbl 1124.34323Sun, jing Xian; Zhang, Guo Wei 2 2005 Three solutions theorems for nonlinear operator equations and applications. Zbl 1097.47054Sun, Jingxian; Xu, Xi’an 1 2005 Positive solutions of boundary value problem for a system of nonlinear ordinary differential equations. Zbl 1094.34512Li, Hongyu; Sun, Jingxian 1 2005 Positive solutions of \(m\)-point boundary value problems. Zbl 1069.34037Zhang, Guowei; Sun, Jingxian 74 2004 On sign-changing solution for some three-point boundary value problems. Zbl 1069.34019Xu, Xian; Sun, Jingxian 19 2004 Positive solutions of boundary value problems for systems of second-order nonlinear ordinary differential equations. Zbl 1158.34317Yang, Zhilin; Sun, Jingxian 10 2004 Existence of positive solutions for singular second-order \(m\)-point boundary value problems. Zbl 1080.34517Zhang, Guowei; Sun, Jingxian 5 2004 The relation between sign-changing solution and positive-negative solutions for nonlinear operator equations and its applications. Zbl 1075.47035Zhang, Kemei; Sun, Jingxian 2 2004 Flow-invariant sets and critical point theory. Zbl 1053.34060Sun, Jingxian; Hu, Shouchuan 6 2003 On the number of fixed points of nonlinear operators and applications. Zbl 1131.47308Sun, Jingxian; Zhang, Kemei 3 2003 Existence of sign-changing solutions for nonlinear operator equations and its applications. Zbl 1078.47503Zhang, Kemei; Sun, Jingxian 3 2003 Number of invariant sets of descending flow with applications in critical point theory. Zbl 1048.58008Liu, Zhaoli; Sun, Jingxian 1 2003 A property of connected components and its applications. Zbl 1016.54019Sun, Jingxian; Song, Fumin 6 2002 Four versus two solutions of semilinear elliptic boundary value problems. Zbl 0996.35017Liu, Zhaoli; Sun, Jingxian 5 2002 Solutions of nonlinear second order impulsive integro-differential equations of mixed type in Banach spaces. Zbl 1052.45010Zhang, Xiaoyan; Sun, Jingxian 5 2002 Invariant sets of descending flow in critical point theory with applications to nonlinear differential equations. Zbl 0995.58006Liu, Zhaoli; Sun, Jingxian 137 2001 Decreasing flow invariant sets and fixed points of quasimonotone increasing operators. Zbl 0977.47050Sun, Jingxian; Xu, Xi’an 1 2001 Asymptotic bifurcation points of nonlinear operators. Zbl 0952.47049Yang, Zhilin; Sun, Jingxian 2 2000 Eigenvalues and eigenvectors of nonlinear operators and applications. Zbl 0893.47039Sun, Jingxian; Lou, Bendong 2 1997 Computation for topological degree and its applications. Zbl 0866.47043Sun, Jingxian; Liu, Xiaoying 10 1996 Computation of the topological degree and applications to superlinear system of equations. Zbl 0897.47050Liu, Xiaoying; Sun, Jingxian 4 1996 Calculus of variations and super- and sub-solutions in reverse order. Zbl 0810.47059Sun, Jingxian; Liu, Zhaoli 10 1994 Fixed point theorems of increasing operators and applications to nonlinear integro-differential equations with discontinuous terms. Zbl 0779.47041Sun, Jingxian; Zhao, Zengqin 4 1993 Monotone iterative method of integro-differential equations of mixed type in Banach spaces. Zbl 0777.65077Sun, Jingxian; Liu, Lishan 2 1993 Solutions of the second order periodic boundary value problem in a Banach space under the weak\(^*\) topology. Zbl 0774.34048Song, Fumin; Sun, Jingxian 1 1993 Iterative method for coupled quasi-solutions of mixed monotone operator equations. Zbl 0763.65041Sun, Jingxian; Liu, Lishan 13 1992 Extremal solutions of the initial value problem for integro-differential equations of mixed type in Banach spaces. Zbl 0771.34059Sun, Jingxian; Zhao, Zengqin 10 1992 Fixed point theorems of two-point extension type and applications. Zbl 0795.47035Sun, Jingxian 3 1992 Some new fixed point theorems of increasing operators and applications. Zbl 0738.47052Sun, Jingxian 4 1991 Multiple positive fixed points of weakly inward mappings. Zbl 0709.47052Sun, Yong; Sun, Jingxian 11 1990 Solutions of ordinary differential equations in Banach spaces. Zbl 0719.34107Sun, Jingxian 5 1990 Generalizations of the general principle on ordered sets in nonlinear functional analysis. Zbl 0705.47049Sun, Jingxian 2 1990 A theorem on many fixed points for nonlinear operator. Zbl 0738.47053Sun, Jingxian; Sun, Yong 1 1990 A general principle on ordered sets and its applications to fixed point theory. Zbl 0659.54027Sun, Jingxian; Sun, Yong 3 1989 Fixed points and generalized fixed points for increasing operators. Zbl 0687.47042Sun, Jingxian 2 1989 Some extensions of the mountain pass lemma. Zbl 0746.47041Guo, Dajun; Sun, Jingxian; Qi, Guijie 8 1988 Some global generalizations of the Birkhoff-Kellogg theorem and applications. Zbl 0661.47049Guo, Dajun; Sun, Jingxian 6 1988 Evaluation of topological degree and applications. Zbl 0687.47047Guo, Dajun; Sun, Jingxian 5 1988 The global structure of the set of characteristic vectors for superlinear operators. Zbl 0706.47033Sun, Jingxian 4 1988 Fixed point theorems of non-continuous increasing operators and applications to nonlinear equations with discontinuous nonlinearities. Zbl 0689.47020Sun, Jingxian 3 1988 The existence of positive solutions for nonlinear Hammerstein integral equations and applications. Zbl 0699.45005Sun, Jingxian 1 1988 A problem on successive approximations of operator equations. Zbl 0667.65046Sun, Jingxian 1 1988 A generalization of Guo’s theorem and applications. Zbl 0632.47044Sun, Jingxian 12 1987 A theorem in point set topology. Zbl 0633.54013Sun, Jingxian 4 1987 Global generalizations of the Birkhoff-Kellogg theorem on nonlinear operators. Zbl 0633.47038Sun, Jingxian 2 1987 The Schauder condition in the critical point theory. Zbl 0603.47045Sun, Jingxian 14 1986 Nontrivial solutions of superlinear Hammerstein integral equations and applications. Zbl 0633.45006Sun, Jingxian 8 1986 Some fixed point theorems of increasing operators. Zbl 0585.47046Sun, Jingxian; Sun, Yong 5 1986 Computation of topological degree and applications to nonlinear operators. Zbl 0625.47046Sun, Jingxian 2 1985 Weakly topological degree for nonlinear operators. I. Zbl 0599.47103Sun, Jingxian 2 1984 all cited Publications top 5 cited Publications all top 5 Cited by 616 Authors 36 Sun, Jingxian 25 Liu, Lishan 22 O’Regan, Donal 20 Cui, Yujun 17 Liu, Zhaoli 16 Wu, Yonghong 16 Xu, Xian 15 He, Tieshan 14 Liu, Xiangqing 14 Wang, Zhi-Qiang 13 Feng, Meiqiang 13 Ge, Weigao 13 Wei, Zhongli 12 Bai, Zhanbing 12 Li, Yongxiang 11 Yang, Zhilin 11 Zhang, Xuemei 9 Zhang, Zhitao 8 Li, Hongyu 8 Zhang, Xingqiu 8 Zhao, Zengqin 7 Agarwal, Ravi P. 7 Henderson, Johnny Lee 7 Li, Fuyi 7 Liu, Jiaquan 7 Liu, Yansheng 7 Long, Yuhua 7 Xu, Jiafa 7 Zhang, Guowei 7 Zhang, Xinguang 7 Zou, Yumei 6 Chen, Pengyu 6 Cheng, Zhibo 6 Kong, Lingju 6 Liu, Xiaoying 6 Liu, Yuji 6 Mao, Anmin 6 Su, Hua 6 Sun, Sujing 5 Gou, Haide 5 Hao, Xin’an 5 Kong, Qingkai 5 Li, Shujie 5 Liu, Bingmei 5 Lu, Huiqin 5 Pang, Changci 5 Sun, Yong 5 Tang, Xianhua 5 Taoudi, Mohamed Aziz 5 Yan, Baoqiang 5 Zhang, Jianjun 5 Zhang, Jihui 5 Zou, Wenming 4 Avery, Richard I. 4 Ezzinbi, Khalil 4 Guo, Pengfei 4 Huang, Yisheng 4 Li, Yuhua 4 Minhós, Feliz Manuel 4 Papageorgiou, Nikolaos S. 4 Precup, Radu 4 Sang, Yanbin 4 Thompson, Harold Bevan 4 Tian, Yu 4 Wei, Yongfang 4 Weth, Tobias 4 Yang, Yang 3 An, Yulian 3 Caponetti, Diana 3 Dong, Wei 3 Fu, Zhengqing 3 Guan, Wen 3 Guo, Dajun 3 Guo, Yuxia 3 Han, Guodong 3 He, Lang 3 Huang, Yehui 3 Jiang, Jiqiang 3 Jiang, Shujun 3 Kong, Fanchao 3 Li, Gang 3 Li, Shengjun 3 Li, Zhilong 3 Liang, Kaihao 3 Lin, Xiuli 3 Liu, Zhisu 3 Peng, Xueqin 3 Qin, Baoxia 3 Rao, Sabbavarapu Nageswara 3 Rezapour, Shahram 3 Sun, Li 3 Sun, Yan 3 Tian, Yuansheng 3 Trombetta, Alessandro 3 Trombetta, Giulio 3 Wang, Feng 3 Wang, Shaohong 3 Webb, Jeffrey Ronald Leslie 3 Xie, Shengli 3 Xin, Yun ...and 516 more Authors all top 5 Cited in 148 Serials 68 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 52 Journal of Mathematical Analysis and Applications 47 Boundary Value Problems 22 Applied Mathematics and Computation 18 Abstract and Applied Analysis 16 Applied Mathematics Letters 15 Computers & Mathematics with Applications 15 Journal of Function Spaces 14 Journal of Applied Mathematics and Computing 14 Advances in Difference Equations 11 Journal of Computational and Applied Mathematics 11 Journal of Differential Equations 9 Journal of Fixed Point Theory and Applications 8 Discrete Dynamics in Nature and Society 8 Fixed Point Theory and Applications 7 Applicable Analysis 7 Applied Mathematics and Mechanics. (English Edition) 7 Calculus of Variations and Partial Differential Equations 7 Mediterranean Journal of Mathematics 6 Journal of Functional Analysis 6 Acta Mathematica Sinica. English Series 6 Nonlinear Analysis. Theory, Methods & Applications 5 Positivity 5 Journal of Inequalities and Applications 5 Complex Variables and Elliptic Equations 4 Acta Mathematicae Applicatae Sinica. English Series 4 Journal of Integral Equations and Applications 4 Differential Equations and Dynamical Systems 4 Communications in Contemporary Mathematics 4 Qualitative Theory of Dynamical Systems 4 Nonlinear Analysis. Modelling and Control 4 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 4 Journal of Nonlinear Science and Applications 3 Mathematical Methods in the Applied Sciences 3 Rocky Mountain Journal of Mathematics 3 Annali di Matematica Pura ed Applicata. Serie Quarta 3 Monatshefte für Mathematik 3 Transactions of the American Mathematical Society 3 Mathematical and Computer Modelling 3 Applications of Mathematics 3 Journal of Difference Equations and Applications 3 Nonlinear Analysis. Real World Applications 3 Communications on Pure and Applied Analysis 3 Journal of Applied Analysis and Computation 3 Open Mathematics 3 AIMS Mathematics 3 SN Partial Differential Equations and Applications 2 Journal of Mathematical Physics 2 Mathematische Nachrichten 2 Numerical Functional Analysis and Optimization 2 Proceedings of the American Mathematical Society 2 Acta Mathematica Hungarica 2 Bulletin of the Iranian Mathematical Society 2 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 2 Topological Methods in Nonlinear Analysis 2 Electronic Journal of Differential Equations (EJDE) 2 NoDEA. Nonlinear Differential Equations and Applications 2 Opuscula Mathematica 2 Mathematical Problems in Engineering 2 Fractional Calculus & Applied Analysis 2 Discrete and Continuous Dynamical Systems. Series B 2 Journal of Applied Mathematics 2 Acta Mathematica Scientia. Series B. (English Edition) 2 Analysis in Theory and Applications 2 Differential Equations and Applications 2 Journal of Nonlinear Analysis and Optimization: Theory & Applications 2 Advances in Nonlinear Analysis 2 Chinese Journal of Mathematics 1 Bulletin of the Australian Mathematical Society 1 Indian Journal of Pure & Applied Mathematics 1 Mathematical Notes 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Nonlinearity 1 ZAMP. Zeitschrift für angewandte Mathematik und Physik 1 Chaos, Solitons and Fractals 1 Acta Scientiarum Mathematicarum 1 Applied Mathematics and Optimization 1 Archiv der Mathematik 1 Commentationes Mathematicae Universitatis Carolinae 1 Demonstratio Mathematica 1 Glasgow Mathematical Journal 1 International Journal of Mathematics and Mathematical Sciences 1 Journal of the Korean Mathematical Society 1 Journal of Optimization Theory and Applications 1 Mathematica Slovaca 1 Quaestiones Mathematicae 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Rendiconti del Seminario Matematico della Università di Padova 1 Topology and its Applications 1 Zeitschrift für Analysis und ihre Anwendungen 1 Bulletin of the Korean Mathematical Society 1 Stochastic Analysis and Applications 1 Applied Numerical Mathematics 1 Journal of Scientific Computing 1 Science in China. Series A 1 International Journal of Mathematics 1 Applied Mathematical Modelling 1 Communications in Partial Differential Equations 1 Glasnik Matematički. Serija III 1 Journal de Mathématiques Pures et Appliquées. Neuvième Série ...and 48 more Serials all top 5 Cited in 28 Fields 316 Ordinary differential equations (34-XX) 268 Operator theory (47-XX) 160 Partial differential equations (35-XX) 43 Integral equations (45-XX) 34 Global analysis, analysis on manifolds (58-XX) 17 Calculus of variations and optimal control; optimization (49-XX) 16 Difference and functional equations (39-XX) 12 General topology (54-XX) 10 Functional analysis (46-XX) 10 Numerical analysis (65-XX) 9 Mechanics of deformable solids (74-XX) 7 Dynamical systems and ergodic theory (37-XX) 5 Real functions (26-XX) 4 Potential theory (31-XX) 3 Probability theory and stochastic processes (60-XX) 3 Systems theory; control (93-XX) 2 Linear and multilinear algebra; matrix theory (15-XX) 2 Fluid mechanics (76-XX) 2 Information and communication theory, circuits (94-XX) 1 History and biography (01-XX) 1 Approximations and expansions (41-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Algebraic topology (55-XX) 1 Computer science (68-XX) 1 Mechanics of particles and systems (70-XX) 1 Classical thermodynamics, heat transfer (80-XX) 1 Quantum theory (81-XX) 1 Geophysics (86-XX) Citations by Year