Guan, Xinping; Yu, Yuanhong; Yang, Jun Comparison criteria of positive solutions for a neutral difference equation with positive and negative coefficients. (English) Zbl 1014.39007 Acta Math. Appl. Sin., Engl. Ser. 15, No. 3, 326-332 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{X. Guan} et al., Acta Math. Appl. Sin., Engl. Ser. 15, No. 3, 326--332 (1999; Zbl 1014.39007) Full Text: DOI
Yang, Zuodong; Wu, Xihuan; Yang, Huisheng A priori estimates of positive radially symmetric solutions for quasilinear elliptic equation. (Chinese. English summary) Zbl 1056.35503 Math. Appl. 12, No. 4, 1-4 (1999). MSC: 35B45 35J65 PDFBibTeX XMLCite \textit{Z. Yang} et al., Math. Appl. 12, No. 4, 1--4 (1999; Zbl 1056.35503)
Hollis, Selwyn Cones, \(k\)-cycles of linear operators, and Problem B4 on the 1993 Putnam Competition. (English) Zbl 1006.45006 Math. Mag. 72, No. 4, 299-303 (1999). MSC: 45P05 45M20 47G10 PDFBibTeX XMLCite \textit{S. Hollis}, Math. Mag. 72, No. 4, 299--303 (1999; Zbl 1006.45006) Full Text: DOI
Hu, Maolin Degenerate semilinear elliptic equations with critical exponent. (English) Zbl 1029.35103 Northeast. Math. J. 15, No. 1, 76-84 (1999). MSC: 35J70 35B33 35J65 PDFBibTeX XMLCite \textit{M. Hu}, Northeast. Math. J. 15, No. 1, 76--84 (1999; Zbl 1029.35103)
Lin, Daorong; Zhuang, Haiyi On the integrable minimum positive solutions for a class of Chandrasekhar \(H\)-equations with perturbations. (Chinese. English summary) Zbl 1012.45004 J. Southeast Univ. 29, No. 3, 147-150 (1999). MSC: 45G10 45M20 PDFBibTeX XMLCite \textit{D. Lin} and \textit{H. Zhuang}, J. Southeast Univ. 29, No. 3, 147--150 (1999; Zbl 1012.45004)
Zhang, Jiansheng; Ren, Yanjun; Jiang, Jie A note on a singular nonlinear boundary value problem for the one-dimensional \(p\)-Laplacian. (Chinese. English summary) Zbl 1002.34013 Acta Sci. Nat. Univ. Jilinensis 1999, No. 2, 15-18 (1999). MSC: 34B16 34B18 PDFBibTeX XMLCite \textit{J. Zhang} et al., Acta Sci. Nat. Univ. Jilinensis 1999, No. 2, 15--18 (1999; Zbl 1002.34013)
Li, Wan-Tong; Fei, Xiang-Li; Fan, Xian-Ling Existence and asymptotic behavior of positive solutions of higher-order nonlinear difference equations with delay. (English) Zbl 0992.39004 Math. Comput. Modelling 29, No. 9, 39-47 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{W.-T. Li} et al., Math. Comput. Modelling 29, No. 9, 39--47 (1999; Zbl 0992.39004) Full Text: DOI
Li, Yongkun On a periodic logistic equation with several delays. (English) Zbl 1054.34513 Adv. Math., Beijing 28, No. 2, 135-142 (1999). MSC: 34K13 34K20 34K60 92D25 PDFBibTeX XMLCite \textit{Y. Li}, Adv. Math., Beijing 28, No. 2, 135--142 (1999; Zbl 1054.34513)
El-Sayed, Salah M. Positive definite solutions of a family of nonlinear matrix equations. (English) Zbl 0980.65056 Iliev, O. P. (ed.) et al., Recent advances in numerical methods and applications. Proceedings of the 4th international conference, NMA ’98, Sofia, Bulgaria, August 19-23, 1998. Singapore: World Scientific. 679-886 (1999). MSC: 65H10 15A24 65F30 PDFBibTeX XMLCite \textit{S. M. El-Sayed}, in: Recent advances in numerical methods and applications. Proceedings of the 4th international conference, NMA '98, Sofia, Bulgaria, August 19--23, 1998. Singapore: World Scientific. 679--886 (1999; Zbl 0980.65056)
Gorbachuk, M. L.; Gorbachuk, V. I. Direct and inverse theorems on approximation of solutions of operator equations. (English) Zbl 0979.47008 Nonlinear Bound. Value Probl. 9, 110-116 (1999). Reviewer: V.P.Burskii (Donetsk) MSC: 47A50 41A27 41A65 47B25 65L60 PDFBibTeX XMLCite \textit{M. L. Gorbachuk} and \textit{V. I. Gorbachuk}, Nonlinear Bound. Value Probl. 9, 110--116 (1999; Zbl 0979.47008)
Chyan, Chuan Jen; Henderson, Johnny; Lo, Hui Chun Positive solutions in an annulus for nonlinear differential equations on a measure chain. (English) Zbl 0995.34017 Tamkang J. Math. 30, No. 3, 231-240 (1999). Reviewer: Roman Hilscher (East Lansing) MSC: 34B18 34B45 39A99 PDFBibTeX XMLCite \textit{C. J. Chyan} et al., Tamkang J. Math. 30, No. 3, 231--240 (1999; Zbl 0995.34017)
Xiao, Yanni; Wang, Weidong; Chen, Jufang Permanence and periodic solutions of a nonautonomous delay Lotka-Volterra diffusion system. (English) Zbl 0991.34060 Syst. Sci. Math. Sci. 12, No. 4, 344-349 (1999). Reviewer: E.V.Shchetinina (Berlin) MSC: 34K13 92D25 34K60 34K20 PDFBibTeX XMLCite \textit{Y. Xiao} et al., Syst. Sci. Math. Sci. 12, No. 4, 344--349 (1999; Zbl 0991.34060)
Zhao, Peihao; Zhang, Zhiqiang Positive radial singular solution of a supercritical elliptic problem. (English) Zbl 0974.35044 J. Lanzhou Univ., Nat. Sci. 35, No. 4, 12-16 (1999). MSC: 35J65 35A05 35B05 46N20 PDFBibTeX XMLCite \textit{P. Zhao} and \textit{Z. Zhang}, J. Lanzhou Univ., Nat. Sci. 35, No. 4, 12--16 (1999; Zbl 0974.35044)
Martišovitš, Ilja Existence of positive solutions to vector boundary value problems II. (English) Zbl 0967.34012 Math. Slovaca 49, No. 5, 531-562 (1999). Reviewer: Michal Fečkan (Bratislava) MSC: 34B18 34B15 34C10 PDFBibTeX XMLCite \textit{I. Martišovitš}, Math. Slovaca 49, No. 5, 531--562 (1999; Zbl 0967.34012) Full Text: EuDML
Gui, Zhanji Periodic solutions to diffusive models with periodic coefficients and continuous time delays. (Chinese. English summary) Zbl 0968.34061 J. Biomath. 14, No. 1, 43-49 (1999). MSC: 34K13 92D25 34K20 PDFBibTeX XMLCite \textit{Z. Gui}, J. Biomath. 14, No. 1, 43--49 (1999; Zbl 0968.34061)
Peng, Mingshu; Xu, Qianli Asymptotic behavior and nonexistence of positive solutions of delay difference equations. (English) Zbl 0967.39003 J. Beijing Inst. Technol., Engl. Ed. 8, No. 1, 24-29 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{M. Peng} and \textit{Q. Xu}, J. Beijing Inst. Technol., Engl. Ed. 8, No. 1, 24--29 (1999; Zbl 0967.39003)
Zhang, Guang; Cheng, Sui Sun Note on a discrete Emden-Fowler equation. (English) Zbl 0961.39004 Panam. Math. J. 9, No. 3, 57-64 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{G. Zhang} and \textit{S. S. Cheng}, Panam. Math. J. 9, No. 3, 57--64 (1999; Zbl 0961.39004)
Yen, Nguyen Dong; Lee, Gue Myung On monotone and strongly monotone vector variational inequalities. (English) Zbl 0989.47057 Giorgi, Giorgio (ed.) et al., Generalized convexity and optimization for economic and financial decisions. Bologna: Pitagora Editrice. 347-358 (1999). MSC: 47J20 47H07 49J40 PDFBibTeX XMLCite \textit{N. D. Yen} and \textit{G. M. Lee}, in: Generalized convexity and optimization for economic and financial decisions. Bologna: Pitagora Editrice. 347--358 (1999; Zbl 0989.47057)
Ou, Chunhua; Tang, Hengsheng; Luo, Wei Boundedness, persistence and asymptotic stability on the delay difference equation \(x_{n+1}=f(x_n,x_{n-1},\cdots,x_{n-k})\). (English) Zbl 0963.39015 Ann. Differ. Equations 15, No. 1, 38-47 (1999). MSC: 39A11 39A10 PDFBibTeX XMLCite \textit{C. Ou} et al., Ann. Differ. Equations 15, No. 1, 38--47 (1999; Zbl 0963.39015)
Martišovitš, Ilja Existence of positive solutions to vector boundary value problems I. (English) Zbl 0952.34017 Math. Slovaca 49, No. 4, 453-479 (1999). Reviewer: Michal Fečkan (Bratislava) MSC: 34B18 34B15 PDFBibTeX XMLCite \textit{I. Martišovitš}, Math. Slovaca 49, No. 4, 453--479 (1999; Zbl 0952.34017) Full Text: EuDML
Gao, Ping Existence of bounded positive solutions in neutral delay difference equation with positive and negative coefficients. (Chinese. English summary) Zbl 0964.39003 J. Changsha Univ. Electr. Power, Nat. Sci. 14, No. 4, 307-309 (1999). Reviewer: Quingkai Kong (DeKalb) MSC: 39A11 PDFBibTeX XMLCite \textit{P. Gao}, J. Changsha Univ. Electr. Power, Nat. Sci. 14, No. 4, 307--309 (1999; Zbl 0964.39003)
Han, Qiheng; Li, Caiping Positive solutions of higher order quasilinear elliptic equation in exterior domains. (Chinese. English summary) Zbl 0953.35047 J. Baoji Coll. Arts Sci., Nat. Sci. 19, No. 3, 19-23 (1999). MSC: 35J65 35B05 35A05 PDFBibTeX XMLCite \textit{Q. Han} and \textit{C. Li}, J. Baoji Coll. Arts Sci., Nat. Sci. 19, No. 3, 19--23 (1999; Zbl 0953.35047)
Zhang, Guang; Gao, Ying Positive solutions of higher order nonlinear difference equation. (Chinese. English summary) Zbl 0958.39020 J. Syst. Sci. Math. Sci. 19, No. 2, 157-161 (1999). Reviewer: Sui Sun Cheng (Hsinchu) MSC: 39A11 PDFBibTeX XMLCite \textit{G. Zhang} and \textit{Y. Gao}, J. Syst. Sci. Math. Sci. 19, No. 2, 157--161 (1999; Zbl 0958.39020)
Li, Yongkun On a periodic neutral delay logarithmic population model. (Chinese. English summary) Zbl 0953.92025 J. Syst. Sci. Math. Sci. 19, No. 1, 34-38 (1999). MSC: 92D25 34C25 PDFBibTeX XMLCite \textit{Y. Li}, J. Syst. Sci. Math. Sci. 19, No. 1, 34--38 (1999; Zbl 0953.92025)
Sun, Shurong; Han, Zhenlai On the oscillation of second order neutral difference equations. (Chinese. English summary) Zbl 0957.39003 Pure Appl. Math. 15, No. 2, 17-20 (1999). Reviewer: Sui Sun Cheng (Hsinchu) MSC: 39A11 PDFBibTeX XMLCite \textit{S. Sun} and \textit{Z. Han}, Pure Appl. Math. 15, No. 2, 17--20 (1999; Zbl 0957.39003)
Habets, Patrick; Gaudenzi, Marcellino Existence and multiplicity of positive solutions for boundary value problems of 2D order ODE. (English) Zbl 0965.34011 Topol. Methods Nonlinear Anal. 14, No. 1, 131-150 (1999). Reviewer: Yujun Dong (Nanjing) MSC: 34B18 34B15 PDFBibTeX XMLCite \textit{P. Habets} and \textit{M. Gaudenzi}, Topol. Methods Nonlinear Anal. 14, No. 1, 131--150 (1999; Zbl 0965.34011) Full Text: DOI
Singh, T. A cosmic no-hair theorem for inhomogeneous cosmologies in scalar-tensor theories. (English) Zbl 0958.83082 Gravit. Cosmol. 5, No. 1(17), 49-51 (1999). MSC: 83F05 83D05 PDFBibTeX XMLCite \textit{T. Singh}, Gravit. Cosmol. 5, No. 1(17), 49--51 (1999; Zbl 0958.83082)
Gupur, Geni; Li, Xuezhi A note on the M/M/1 queueing model described by ordinary differential equations. (Chinese. English summary) Zbl 0954.60088 Acta Anal. Funct. Appl. 1, No. 1, 69-74 (1999). MSC: 60K25 90B22 PDFBibTeX XMLCite \textit{G. Gupur} and \textit{X. Li}, Acta Anal. Funct. Appl. 1, No. 1, 69--74 (1999; Zbl 0954.60088)
Cao, Zhenfu On the Diophantine equations \(x^4\pm y^4= z^p\). (Chinese. English summary) Zbl 0995.11023 J. Ningxia Univ., Nat. Sci. Ed. 20, No. 1, 18-21 (1999). MSC: 11D41 11D25 PDFBibTeX XMLCite \textit{Z. Cao}, J. Ningxia Univ., Nat. Sci. Ed. 20, No. 1, 18--21 (1999; Zbl 0995.11023)
Korman, Philip; Ouyang, Tiancheng Multiplicity and Morse indices of sign-changing solutions for semilinear equations. (English) Zbl 0957.34020 Can. Appl. Math. Q. 7, No. 3, 239-250 (1999). Reviewer: Anatolij Ivan Kolosov (Khar’kov) MSC: 34B18 34B15 58E05 PDFBibTeX XMLCite \textit{P. Korman} and \textit{T. Ouyang}, Can. Appl. Math. Q. 7, No. 3, 239--250 (1999; Zbl 0957.34020)
Wang, Junyu; Gao, Wenjie Uniqueness, existence and nonexistence of normal solutions to a problem in boundary layer theory. (English) Zbl 0959.34016 Tohoku Math. J., II. Ser. 51, No. 4, 539-553 (1999). Reviewer: Radu Precup (Cluj-Napoca) MSC: 34B18 76D10 34B15 PDFBibTeX XMLCite \textit{J. Wang} and \textit{W. Gao}, Tôhoku Math. J. (2) 51, No. 4, 539--553 (1999; Zbl 0959.34016) Full Text: DOI
Luther, Wolfram; Otten, Werner Verified calculation of the solution of algebraic Riccati equation. (English) Zbl 0951.65040 Csendes, Tibor (ed.), Developments in reliable computing. SCAN-98 conference, 8th international symposium on Scientific computing, computer arithmetic and validated numerics. Budapest, Hungary, September 22-25, 1998. Dordrecht: Kluwer Academic Publishers. 105-118 (1999). MSC: 65F30 93C15 93B52 15A24 65G20 PDFBibTeX XMLCite \textit{W. Luther} and \textit{W. Otten}, in: Developments in reliable computing. SCAN-98 conference, 8th international symposium on Scientific computing, computer arithmetic and validated numerics. Budapest, Hungary, September 22--25, 1998. Dordrecht: Kluwer Academic Publishers. 105--118 (1999; Zbl 0951.65040)
Tang, X. H.; Yu, J. S. A further result on the oscillation of delay difference equations. (English) Zbl 0976.39005 Comput. Math. Appl. 38, No. 11-12, 229-237 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{X. H. Tang} and \textit{J. S. Yu}, Comput. Math. Appl. 38, No. 11--12, 229--237 (1999; Zbl 0976.39005) Full Text: DOI
Gu, Xiaoxia A necessary and sufficient condition for the existence of a stabilizing solution to the matrix equation \(x + A^T x^{-1} A = Q\). (Chinese. English summary) Zbl 0953.15021 Numer. Math., Nanjing 21, No. 3, 236-240 (1999). Reviewer: Chen Zhijie (Shanghai) MSC: 15A24 PDFBibTeX XMLCite \textit{X. Gu}, Numer. Math., Nanjing 21, No. 3, 236--240 (1999; Zbl 0953.15021)
Cao, Daomin; Küpper, Tassilo On the existence of multipeaked solutions to a semilinear Neumann problem. (English) Zbl 0942.35085 Duke Math. J. 97, No. 2, 261-300 (1999). Reviewer: Li Mingzhong (Shanghai) MSC: 35J65 35B25 35A15 PDFBibTeX XMLCite \textit{D. Cao} and \textit{T. Küpper}, Duke Math. J. 97, No. 2, 261--300 (1999; Zbl 0942.35085) Full Text: DOI
Kamo, Ken-ichi Classification of proper solutions to some Emden-Fowler equations. (English) Zbl 0946.34049 Hiroshima Math. J. 29, No. 3, 459-477 (1999). Reviewer: M.Ivanovici (Craiova) MSC: 34E10 PDFBibTeX XMLCite \textit{K.-i. Kamo}, Hiroshima Math. J. 29, No. 3, 459--477 (1999; Zbl 0946.34049)
Kobayashi, Kusuo On the asymptotic properties for semilinear heat equations with time-lag. (English) Zbl 0955.35035 Math. J. Toyama Univ. 22, 163-174 (1999). Reviewer: A.Cichocka (Katowice) MSC: 35K15 35B40 35K55 35R10 PDFBibTeX XMLCite \textit{K. Kobayashi}, Math. J. Toyama Univ. 22, 163--174 (1999; Zbl 0955.35035)
Cazenave, T.; Dickstein, F.; Escobedo, M. A semilinear heat equation with concave-convex nonlinearity. (English) Zbl 0949.35071 Rend. Mat. Appl., VII. Ser. 19, No. 2, 211-242 (1999). Reviewer: G.H.Sweers (Delft) MSC: 35K60 35B40 35J65 PDFBibTeX XMLCite \textit{T. Cazenave} et al., Rend. Mat. Appl., VII. Ser. 19, No. 2, 211--242 (1999; Zbl 0949.35071)
Mitropol’skyj, Yu. O.; Bugir, M. K.; Khoma, G. P. The problem of existence of positive solutions in models of mathematical economics. (Ukrainian) Zbl 1054.91558 Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 1999, No. 6, 35-38 (1999). Reviewer: I. O. Parasyuk (Kyïv) MSC: 91B62 34A30 34A12 PDFBibTeX XMLCite \textit{Yu. O. Mitropol'skyj} et al., Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 1999, No. 6, 35--38 (1999; Zbl 1054.91558)
Domshlak, Yuri Riccati difference equations with almost periodic coefficients in the critical state. (English) Zbl 0947.39003 Dyn. Syst. Appl. 8, No. 3-4, 389-399 (1999). Reviewer: M.Pituk MSC: 39A11 39A12 PDFBibTeX XMLCite \textit{Y. Domshlak}, Dyn. Syst. Appl. 8, No. 3--4, 389--399 (1999; Zbl 0947.39003)
Ladas, G.; Valicenti, S. On the recursive sequence \(x_{n+1}=\max\left\{\frac{A}{x^p_n},\frac{1}{x^q_{n-1}}\right\}\). (English) Zbl 0939.39008 Cheng, S. S. (ed.) et al., New developments in difference equations and applications. Proceedings of the 3rd international conference on difference equations, Taipei, Republic of China, September 1-5, 1997. Langhorne, PA: Gordon and Breach Science Publishers. 259-269 (1999). MSC: 39A11 PDFBibTeX XMLCite \textit{G. Ladas} and \textit{S. Valicenti}, in: New developments in difference equations and applications. Proceedings of the 3rd international conference on difference equations, Taipei, Republic of China, September 1--5, 1997. Langhorne, PA: Gordon and Breach Science Publishers. 259--269 (1999; Zbl 0939.39008)
Amleh, A. M.; Ladas, G.; Hoag, J. T. Boundedness of solutions of a plant-herbivore system. (English) Zbl 0939.39006 Cheng, S. S. (ed.) et al., New developments in difference equations and applications. Proceedings of the 3rd international conference on difference equations, Taipei, Republic of China, September 1-5, 1997. Langhorne, PA: Gordon and Breach Science Publishers. 1-5 (1999). MSC: 39A11 92D25 PDFBibTeX XMLCite \textit{A. M. Amleh} et al., in: New developments in difference equations and applications. Proceedings of the 3rd international conference on difference equations, Taipei, Republic of China, September 1--5, 1997. Langhorne, PA: Gordon and Breach Science Publishers. 1--5 (1999; Zbl 0939.39006)
Umezu, Kenichiro Positive solutions of a forced nonlinear elliptic boundary value problem. (English) Zbl 0947.35069 J. Math. Soc. Japan 51, No. 4, 801-815 (1999). Reviewer: G.M.Lieberman (Ames) MSC: 35J65 35B30 35B40 35B45 35B05 47J07 PDFBibTeX XMLCite \textit{K. Umezu}, J. Math. Soc. Japan 51, No. 4, 801--815 (1999; Zbl 0947.35069) Full Text: DOI
Davidson, F. A. Global secondary bifurcation in a nonlinear boundary value problem. (English) Zbl 0949.34014 J. Math. Anal. Appl. 240, No. 1, 80-91 (1999). Reviewer: I.Rachůnková (Olomouc) MSC: 34B18 34B15 34C23 92C37 92C45 PDFBibTeX XMLCite \textit{F. A. Davidson}, J. Math. Anal. Appl. 240, No. 1, 80--91 (1999; Zbl 0949.34014) Full Text: DOI
Li, Longtu Stability properties of nonlinear difference equations and conditions for boundedness. (English) Zbl 0936.39004 Comput. Math. Appl. 38, No. 2, 29-35 (1999). Reviewer: V.I.Tkachenko (Kyïv) MSC: 39A11 PDFBibTeX XMLCite \textit{L. Li}, Comput. Math. Appl. 38, No. 2, 29--35 (1999; Zbl 0936.39004) Full Text: DOI
Agarwal, R. P.; O’Regan, D. Existence of solutions to singular integral equations. (English) Zbl 0934.45004 Comput. Math. Appl. 37, No. 9, 25-29 (1999). Reviewer: N.K.Karapetyants (Rostov-na-Donu) MSC: 45G05 45M20 PDFBibTeX XMLCite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Comput. Math. Appl. 37, No. 9, 25--29 (1999; Zbl 0934.45004) Full Text: DOI
Vlamos, Panayiotis M. Heat conduction dominated by electromagnetic radiation. (English) Zbl 0971.80007 Bull. Greek Math. Soc. 41, 101-108 (1999). Reviewer: N.D.Sengupta (Mumbai) MSC: 80A20 35Q60 35R10 PDFBibTeX XMLCite \textit{P. M. Vlamos}, Bull. Greek Math. Soc. 41, 101--108 (1999; Zbl 0971.80007) Full Text: EuDML
Korman, Philip; Li, Yi Generalized averages for solutions of two-point Dirichlet problems. (English) Zbl 0939.34022 J. Math. Anal. Appl. 239, No. 2, 478-484 (1999). Reviewer: O.Akinyele (Bowie) MSC: 34B18 34B15 PDFBibTeX XMLCite \textit{P. Korman} and \textit{Y. Li}, J. Math. Anal. Appl. 239, No. 2, 478--484 (1999; Zbl 0939.34022) Full Text: DOI Link
Ouyang, Tiancheng; Shi, Junping Exact multiplicity of positive solutions for a class of semilinear problem. II. (English) Zbl 0947.35067 J. Differ. Equations 158, No. 1, 94-151 (1999). Reviewer: Long Yimin (Tianjin) MSC: 35J65 35B32 PDFBibTeX XMLCite \textit{T. Ouyang} and \textit{J. Shi}, J. Differ. Equations 158, No. 1, 94--151 (1999; Zbl 0947.35067)
Brunella, Marco; Nicolau, Marcel On hypersurface solutions to Pfaff equations. (Sur les hypersurfaces solutions des équations de Pfaff.) (French) Zbl 0951.58002 C. R. Acad. Sci., Paris, Sér. I, Math. 329, No. 9, 793-795 (1999). Reviewer: Thomas Schick (Pennsylvania) MSC: 58A17 57R30 14J70 14Q20 14N99 PDFBibTeX XMLCite \textit{M. Brunella} and \textit{M. Nicolau}, C. R. Acad. Sci., Paris, Sér. I, Math. 329, No. 9, 793--795 (1999; Zbl 0951.58002) Full Text: DOI
Li, Yongkun Positive periodic solution to a neutral predator-prey system. (English) Zbl 0976.34064 Appl. Math. Mech., Engl. Ed. 20, No. 5, 579-584 (1999). MSC: 34K13 92D25 34K40 PDFBibTeX XMLCite \textit{Y. Li}, Appl. Math. Mech., Engl. Ed. 20, No. 5, 579--584 (1999; Zbl 0976.34064) Full Text: DOI
Ma, Yaming; Deng, Yinbin Properties of solutions for a semilinear equation with critical exponent in \(\mathbb{R}^N\). (English) Zbl 0936.35061 J. Cent. China Norm. Univ., Nat. Sci. 33, No. 1, 16-19 (1999). MSC: 35J60 35B33 35B32 35B05 PDFBibTeX XMLCite \textit{Y. Ma} and \textit{Y. Deng}, J. Cent. China Norm. Univ., Nat. Sci. 33, No. 1, 16--19 (1999; Zbl 0936.35061)
Chen, Zhiyun On the system of Diophantine equations \((m+2)x^2-my^2=2\), \((4m+4)y^2-(m+2)z^2=3m+2\). (Chinese. English summary) Zbl 0981.11009 J. Cent. China Norm. Univ., Nat. Sci. 33, No. 1, 1-5 (1999). MSC: 11D09 PDFBibTeX XMLCite \textit{Z. Chen}, J. Cent. China Norm. Univ., Nat. Sci. 33, No. 1, 1--5 (1999; Zbl 0981.11009)
Ye, Changqing The singular boundary value problems for a class of nonlinear elliptic equations. (Chinese. English summary) Zbl 0939.35059 J. Math. Res. Expo. 19, Suppl., 269-276 (1999). MSC: 35J25 35B05 PDFBibTeX XMLCite \textit{C. Ye}, J. Math. Res. Expo. 19, 269--276 (1999; Zbl 0939.35059)
Weng, Peixuan; Tian, Yanlin Existence of positive solutions to a singular \((n-1,1)\) conjugate boundary value problem with delay. (English) Zbl 0937.34051 Far East J. Math. Sci. (FJMS) 1, No. 3, 367-382 (1999). Reviewer: R.Precup (Cluj-Napoca) MSC: 34K10 34K26 34B16 PDFBibTeX XMLCite \textit{P. Weng} and \textit{Y. Tian}, Far East J. Math. Sci. (FJMS) 1, No. 3, 367--382 (1999; Zbl 0937.34051)
Arcoya, David; Cingolani, Silvia; Gámez, José L. Asymmetric modes in symmetric nonlinear optical waveguides. (English) Zbl 0933.34014 SIAM J. Math. Anal. 30, No. 6, 1391-1400 (1999). MSC: 34B18 34L15 34B15 35Q60 49R50 PDFBibTeX XMLCite \textit{D. Arcoya} et al., SIAM J. Math. Anal. 30, No. 6, 1391--1400 (1999; Zbl 0933.34014) Full Text: DOI
Baxley, J. V.; Gu, Y. Nonlinear boundary value problems for shallow membrane caps. (English) Zbl 0933.74041 Commun. Appl. Anal. 3, No. 3, 327-344 (1999). Reviewer: D.Bainov (Sofia) MSC: 74K15 34B15 PDFBibTeX XMLCite \textit{J. V. Baxley} and \textit{Y. Gu}, Commun. Appl. Anal. 3, No. 3, 327--344 (1999; Zbl 0933.74041)
Houston, Paul; Mackenzie, J. A.; Süli, Endre; Warnecke, Gerald A posteriori error analysis for numerical approximations of Friedrichs systems. (English) Zbl 0935.65096 Numer. Math. 82, No. 3, 433-470 (1999). Reviewer: L.G.Vulkov (Russe) MSC: 65M15 65M50 65M06 35L15 PDFBibTeX XMLCite \textit{P. Houston} et al., Numer. Math. 82, No. 3, 433--470 (1999; Zbl 0935.65096) Full Text: DOI
Keich, Uri Krein’s strings, the symmetric moment problem, and extending a real positive definite function. (English) Zbl 0935.44003 Commun. Pure Appl. Math. 52, No. 10, 1315-1334 (1999). Reviewer: Ram Kishore Saxena (Jodhpur) MSC: 44A60 47A57 PDFBibTeX XMLCite \textit{U. Keich}, Commun. Pure Appl. Math. 52, No. 10, 1315--1334 (1999; Zbl 0935.44003) Full Text: DOI
Singer, Sanja; Singer, Saša Symmetric indefinite factorization of quasidefinite matrices. (English) Zbl 0941.15006 Math. Commun. 4, No. 1, 19-25 (1999). Reviewer: E.Ellers (Toronto) MSC: 15A23 65F05 15A42 PDFBibTeX XMLCite \textit{S. Singer} and \textit{S. Singer}, Math. Commun. 4, No. 1, 19--25 (1999; Zbl 0941.15006)
Wang, Kang; Zheng, Hairao; Qiu, Wei Discrete \((J,J')\)-lossless factorization. (English) Zbl 0931.93032 Wuhan Univ. J. Nat. Sci. 4, No. 1, 15-20 (1999). Reviewer: C.Vârsan (Bucureşti) MSC: 93C05 15A23 93C55 PDFBibTeX XMLCite \textit{K. Wang} et al., Wuhan Univ. J. Nat. Sci. 4, No. 1, 15--20 (1999; Zbl 0931.93032) Full Text: DOI
Saccomandi, Giuseppe A nonlinear Boltzmann-like model of outgassing and contamination. (English) Zbl 0951.45003 Transp. Theory Stat. Phys. 28, No. 2, 157-170 (1999). Reviewer: Stanislav Mika (Plzeň) MSC: 45K05 45G10 65R20 92D40 PDFBibTeX XMLCite \textit{G. Saccomandi}, Transp. Theory Stat. Phys. 28, No. 2, 157--170 (1999; Zbl 0951.45003) Full Text: DOI
Jou, Jang; Liu, Jinn-Liang A posteriori finite element error analysis for symmetric positive differential equations. (English) Zbl 0944.65104 Numer. Funct. Anal. Optimization 20, No. 5-6, 473-490 (1999). Reviewer: Michel Bernadou (Le Chesnay) MSC: 65M60 65M15 65M50 35K05 35M10 35L45 PDFBibTeX XMLCite \textit{J. Jou} and \textit{J.-L. Liu}, Numer. Funct. Anal. Optim. 20, No. 5--6, 473--490 (1999; Zbl 0944.65104) Full Text: DOI
Diblík, Josef A criterion for existence of positive solutions of systems of retarded functional differential equations. (English) Zbl 0935.34061 Nonlinear Anal., Theory Methods Appl. 38, No. 3, A, 327-339 (1999). Reviewer: R.R.Akhmerov (Novosibirsk) MSC: 34K12 34K05 PDFBibTeX XMLCite \textit{J. Diblík}, Nonlinear Anal., Theory Methods Appl. 38, No. 3, 327--339 (1999; Zbl 0935.34061) Full Text: DOI
Anuradha, V.; Maya, C.; Shivaji, R. Positive solutions for a class of nonlinear boundary value problems with Neumann-Robin boundary conditions. (English) Zbl 0943.34016 J. Math. Anal. Appl. 236, No. 1, 94-124 (1999). Reviewer: L.Janos (Kent/Ohio) MSC: 34B18 34B15 PDFBibTeX XMLCite \textit{V. Anuradha} et al., J. Math. Anal. Appl. 236, No. 1, 94--124 (1999; Zbl 0943.34016) Full Text: DOI
Song, Shiji; Liu, Qin-yu; Xu, Qi-chun Existence and comparison theorems to Volterra fuzzy integral equation in \((E^n,D)\). (English) Zbl 0931.45009 Fuzzy Sets Syst. 104, No. 2, 315-321 (1999). Reviewer: Martin Väth (Würzburg) MSC: 45N05 47H07 47H09 45G10 26E50 PDFBibTeX XMLCite \textit{S. Song} et al., Fuzzy Sets Syst. 104, No. 2, 315--321 (1999; Zbl 0931.45009) Full Text: DOI
Tanigawa, Tomoyuki Positive solutions to second-order singular differential equations involving the one-dimensional \(M\)-Laplace operator. (English) Zbl 0933.34028 Georgian Math. J. 6, No. 4, 347-362 (1999). Reviewer: E.Heil (Darmstadt) MSC: 34C11 34D05 PDFBibTeX XMLCite \textit{T. Tanigawa}, Georgian Math. J. 6, No. 4, 347--362 (1999; Zbl 0933.34028) Full Text: EuDML EMIS
Karls, Michael A. Uniqueness of positive radial solutions of \(-\Delta u=f(u)\) on balls in \(\mathbb{R}^n\). (English) Zbl 0937.35057 Dyn. Contin. Discrete Impulsive Syst. 5, No. 1-4, 17-30 (1999). MSC: 35J60 35B05 PDFBibTeX XMLCite \textit{M. A. Karls}, Dyn. Contin. Discrete Impulsive Syst. 5, No. 1--4, 17--30 (1999; Zbl 0937.35057)
Groß, Jürgen Explicit solutions to the matrix inverse problem \(AX=B\). (English) Zbl 0941.15010 Linear Algebra Appl. 289, No. 1-3, 131-134 (1999). Reviewer: G.E.Wall (Sydney) MSC: 15A29 15A24 PDFBibTeX XMLCite \textit{J. Groß}, Linear Algebra Appl. 289, No. 1--3, 131--134 (1999; Zbl 0941.15010) Full Text: DOI
Zhang, Guang; Cheng, Sui Sun; Gao, Ying Classification schemes for positive solutions to a second-order nonlinear difference equation. (English) Zbl 0953.39004 J. Comput. Appl. Math. 101, No. 1-2, 39-51 (1999). Reviewer: R.Vaillancourt (Ottawa) MSC: 39A11 PDFBibTeX XMLCite \textit{G. Zhang} et al., J. Comput. Appl. Math. 101, No. 1--2, 39--51 (1999; Zbl 0953.39004) Full Text: DOI
Wang, Peiguang On delay differential inequality of second order. (English) Zbl 0947.34062 Soochow J. Math. 25, No. 2, 137-144 (1999). Reviewer: Pituk MSC: 34K12 34K11 34K40 PDFBibTeX XMLCite \textit{P. Wang}, Soochow J. Math. 25, No. 2, 137--144 (1999; Zbl 0947.34062)
Leonte, Alexandru; Tarfulea, Nicolae The non-existence of a positive solution for some nonlinear elliptic problems in unbounded domains. (English) Zbl 0942.35083 Sci. Math. 2, No. 1, 95-97 (1999). MSC: 35J65 35A05 35A15 PDFBibTeX XMLCite \textit{A. Leonte} and \textit{N. Tarfulea}, Sci. Math. 2, No. 1, 95--97 (1999; Zbl 0942.35083)
Liu, Bing; Cheng, Sui Sun Successive approximations to positive solutions of nonlinear difference equations. (English) Zbl 0962.39003 Sci. Math. 2, No. 1, 31-35 (1999). Reviewer: Alexander Boichuk (Kyïv) MSC: 39A11 PDFBibTeX XMLCite \textit{B. Liu} and \textit{S. S. Cheng}, Sci. Math. 2, No. 1, 31--35 (1999; Zbl 0962.39003)
Guo, Chun-Hua; Lancaster, Peter Iterative solution of two matrix equations. (English) Zbl 0940.65036 Math. Comput. 68, No. 228, 1589-1603 (1999). Reviewer: S.Zlobec (Montreal) MSC: 65F10 65F30 15A22 15A24 PDFBibTeX XMLCite \textit{C.-H. Guo} and \textit{P. Lancaster}, Math. Comput. 68, No. 228, 1589--1603 (1999; Zbl 0940.65036) Full Text: DOI
Guedda, M.; Nabana, E. Uniqueness of positive solutions to a class of quasilinear differential equations. (English) Zbl 0932.34006 Arab J. Math. Sci. 5, No. 1, 3-20 (1999). Reviewer: D.Petcu (Timişoara) MSC: 34B15 34B18 PDFBibTeX XMLCite \textit{M. Guedda} and \textit{E. Nabana}, Arab J. Math. Sci. 5, No. 1, 3--20 (1999; Zbl 0932.34006)
Wong, Patricia J. Y.; Agarwal, Ravi P. Eigenvalues of Lidstone boundary value problems. (English) Zbl 0933.65089 Appl. Math. Comput. 104, No. 1, 15-31 (1999). Reviewer: T.Regińska (Warszawa) MSC: 65L15 34B15 34L16 34L30 34B18 PDFBibTeX XMLCite \textit{P. J. Y. Wong} and \textit{R. P. Agarwal}, Appl. Math. Comput. 104, No. 1, 15--31 (1999; Zbl 0933.65089) Full Text: DOI
Argyros, Ioannis K. Results on Newton methods. II: Perturbed Newton-like in generalized Banach spaces. (English) Zbl 0930.65064 Appl. Math. Comput. 102, No. 2-3, 223-236 (1999). Reviewer: K.Najzar (Praha) MSC: 65J15 45G10 65R20 34B15 47J25 47H07 65L10 PDFBibTeX XMLCite \textit{I. K. Argyros}, Appl. Math. Comput. 102, No. 2--3, 223--236 (1999; Zbl 0930.65064) Full Text: DOI
Franke, J. E.; Hoag, J. T.; Ladas, G. Global attractivity and convergence to a two-cycle in a difference equation. (English) Zbl 0927.39005 J. Difference Equ. Appl. 5, No. 2, 203-209 (1999). Reviewer: Lothar Berg (Rostock) MSC: 39A11 92D25 PDFBibTeX XMLCite \textit{J. E. Franke} et al., J. Difference Equ. Appl. 5, No. 2, 203--209 (1999; Zbl 0927.39005) Full Text: DOI
García-Huidobro, M.; Le, V. K.; Manásevich, R.; Schmitt, K. On principal eigenvalues for quasilinear elliptic differential operators: an Orlicz-Sobolev space setting. (English) Zbl 0936.35067 NoDEA, Nonlinear Differ. Equ. Appl. 6, No. 2, 207-225 (1999). Reviewer: Jesus Hernandez (Madrid) MSC: 35J65 35P30 35J85 PDFBibTeX XMLCite \textit{M. García-Huidobro} et al., NoDEA, Nonlinear Differ. Equ. Appl. 6, No. 2, 207--225 (1999; Zbl 0936.35067) Full Text: DOI
Kesavan, S.; Pacella, F. Symmetry of solutions of a system of semilinear elliptic equations. (English) Zbl 0924.35043 Adv. Math. Sci. Appl. 9, No. 1, 361-369 (1999). MSC: 35J60 35A30 PDFBibTeX XMLCite \textit{S. Kesavan} and \textit{F. Pacella}, Adv. Math. Sci. Appl. 9, No. 1, 361--369 (1999; Zbl 0924.35043)
de Villiers, G. D.; McNally, B.; Pike, E. R. Positive solutions to linear inverse problems. (English) Zbl 0931.65129 Inverse Probl. 15, No. 2, 615-635 (1999). Reviewer: H.Brunner (St.John’s) MSC: 65R20 65R32 45B05 45M20 65F20 PDFBibTeX XMLCite \textit{G. D. de Villiers} et al., Inverse Probl. 15, No. 2, 615--635 (1999; Zbl 0931.65129) Full Text: DOI
Bianchi, Gabriele; Pan, Xing-Bin Yamabe equations on half-spaces. (English) Zbl 0941.35025 Nonlinear Anal., Theory Methods Appl. 37, No. 2, A, 161-186 (1999). Reviewer: Marco Biroli (Monza) MSC: 35J60 35B33 PDFBibTeX XMLCite \textit{G. Bianchi} and \textit{X.-B. Pan}, Nonlinear Anal., Theory Methods Appl. 37, No. 2, 161--186 (1999; Zbl 0941.35025) Full Text: DOI
Greco, Antonio; Kawohl, Bernd Log-concavity in some parabolic problems. (English) Zbl 0921.35030 Electron. J. Differ. Equ. 1999, Paper No. 19, 12 p. (1999). MSC: 35B50 35B05 35K55 35K65 35K20 PDFBibTeX XMLCite \textit{A. Greco} and \textit{B. Kawohl}, Electron. J. Differ. Equ. 1999, Paper No. 19, 12 p. (1999; Zbl 0921.35030) Full Text: EuDML EMIS
Feng, Wei; Lu, Xin On diffusive population models with toxicants and time delays. (English) Zbl 0927.35049 J. Math. Anal. Appl. 233, No. 1, 373-386 (1999). Reviewer: I.Onciulescu (Iaşi) MSC: 35K60 35K57 35B40 92D40 PDFBibTeX XMLCite \textit{W. Feng} and \textit{X. Lu}, J. Math. Anal. Appl. 233, No. 1, 373--386 (1999; Zbl 0927.35049) Full Text: DOI
Magal, P. A uniqueness result for nontrivial steady states of a density-dependent population dynamics model. (English) Zbl 0939.47063 J. Math. Anal. Appl. 233, No. 1, 148-168 (1999). Reviewer: N.D.Sengupta (Bombay) MSC: 47N60 47H10 92D25 PDFBibTeX XMLCite \textit{P. Magal}, J. Math. Anal. Appl. 233, No. 1, 148--168 (1999; Zbl 0939.47063) Full Text: DOI
Chen, Ming-Po; Yu, J. S. Oscillation and global attractivity in the discrete Lasota-Wazewska model. (English) Zbl 0930.39012 Soochow J. Math. 25, No. 1, 1-9 (1999). Reviewer: István Győri (Veszprém) MSC: 39A11 92D25 PDFBibTeX XMLCite \textit{M.-P. Chen} and \textit{J. S. Yu}, Soochow J. Math. 25, No. 1, 1--9 (1999; Zbl 0930.39012)
Reinecke, Carolus; Sweers, Guido A positive solution on \(\mathbb{R}^N\) to a system of elliptic equations of FitzHugh-Nagumo type. (English) Zbl 0929.35042 J. Differ. Equations 153, No. 2, 292-312 (1999). Reviewer: Ding Zhengzhong (Hangzhou) MSC: 35J60 PDFBibTeX XMLCite \textit{C. Reinecke} and \textit{G. Sweers}, J. Differ. Equations 153, No. 2, 292--312 (1999; Zbl 0929.35042) Full Text: DOI
Merdivenci Atici, F.; Guseinov, G. Sh. Positive periodic solutions for nonlinear difference equations with periodic coefficients. (English) Zbl 0923.39010 J. Math. Anal. Appl. 232, No. 1, 166-182 (1999). Reviewer: Patricia J.Y.Wong (Singapore) MSC: 39A12 39A10 PDFBibTeX XMLCite \textit{F. Merdivenci Atici} and \textit{G. Sh. Guseinov}, J. Math. Anal. Appl. 232, No. 1, 166--182 (1999; Zbl 0923.39010) Full Text: DOI
Choi, Q. Heung; Jung, Tacksun A nonlinear suspension bridge equation with nonconstant load. (English) Zbl 0934.74031 Nonlinear Anal., Theory Methods Appl. 35, No. 6, A, 649-668 (1999). Reviewer: W.Walter (Karlsruhe) MSC: 74H10 74K10 35Q72 PDFBibTeX XMLCite \textit{Q. H. Choi} and \textit{T. Jung}, Nonlinear Anal., Theory Methods Appl. 35, No. 6, 649--668 (1999; Zbl 0934.74031) Full Text: DOI
Yang, Z. P.; Pao, C. V. Positive solutions and dynamics of some reaction diffusion models in HIV transmission. (English) Zbl 0914.92022 Nonlinear Anal., Theory Methods Appl. 35, No. 3, A, 323-341 (1999). Reviewer: I.Onciulescu (Iaşi) MSC: 92D30 35Q92 PDFBibTeX XMLCite \textit{Z. P. Yang} and \textit{C. V. Pao}, Nonlinear Anal., Theory Methods Appl. 35, No. 3, 323--341 (1999; Zbl 0914.92022) Full Text: DOI
Castro, Alfonso; Kuiper, Hendrik J. On the number of radially symmetric solutions to Dirichlet problems with jumping nonlinearities of superlinear order. (English) Zbl 0928.35061 Trans. Am. Math. Soc. 351, No. 5, 1919-1945 (1999). Reviewer: Ralf Beyerstedt (Herzogenrath) MSC: 35J65 34C10 PDFBibTeX XMLCite \textit{A. Castro} and \textit{H. J. Kuiper}, Trans. Am. Math. Soc. 351, No. 5, 1919--1945 (1999; Zbl 0928.35061) Full Text: DOI
Cîrstea, Florica-Corina Şt.; Rădulescu, Vicenţiu D. Existence and uniqueness of positive solutions to a semilinear elliptic problem in \(\mathbb{R}^N\). (English) Zbl 0921.35054 J. Math. Anal. Appl. 229, No. 2, 417-425 (1999). MSC: 35J60 PDFBibTeX XMLCite \textit{F.-C. Şt. Cîrstea} and \textit{V. D. Rădulescu}, J. Math. Anal. Appl. 229, No. 2, 417--425 (1999; Zbl 0921.35054) Full Text: DOI
Fašangová, Eva; Prüss, Jan Evolution equations with dissipation of memory type. (English) Zbl 0933.35033 Escher, Joachim (ed.) et al., Topics in nonlinear analysis. The Herbert Amann anniversary volume. Basel: Birkhäuser. Prog. Nonlinear Differ. Equ. Appl. 35, 213-250 (1999). Reviewer: Hans-Dieter Alber (Darmstadt) MSC: 35B40 35L70 PDFBibTeX XMLCite \textit{E. Fašangová} and \textit{J. Prüss}, Prog. Nonlinear Differ. Equ. Appl. 35, 213--250 (1999; Zbl 0933.35033)