Benkara Mostefa, M. C.; Hamri, N. E. Dynamics analysis of the coexistence equilibrium for a differential-algebraic biological economic system with the hybrid functional response. (English) Zbl 07783793 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 30, No. 6, 375-394 (2023). MSC: 34D20 34C23 37N25 PDFBibTeX XMLCite \textit{M. C. Benkara Mostefa} and \textit{N. E. Hamri}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 30, No. 6, 375--394 (2023; Zbl 07783793) Full Text: Link Link
Blé, Gamaliel; Dela-Rosa, Miguel Angel; Loreto-Hernández, Iván Coexistence in an intraguild predation model with Holling functional responses. (English) Zbl 1490.92044 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 29, No. 3, 149-186 (2022). MSC: 92D25 34C60 34C23 92D40 PDFBibTeX XMLCite \textit{G. Blé} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 29, No. 3, 149--186 (2022; Zbl 1490.92044) Full Text: Link Link
Ferchichi, Mohamed R.; Yousfi, Abla On some properties in the parameter space of a planar discrete dynamical system. (English) Zbl 1459.37039 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 28, No. 2, 61-76 (2021). MSC: 37G35 37D45 34C07 PDFBibTeX XMLCite \textit{M. R. Ferchichi} and \textit{A. Yousfi}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 28, No. 2, 61--76 (2021; Zbl 1459.37039) Full Text: Link
Al-Hdaibat, Bashir Bifurcations in a chaotic duopoly game with a logarithmic demand function. (English) Zbl 1431.91234 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 26, No. 6, 447-456 (2019). MSC: 91B62 39A60 39A10 39A28 PDFBibTeX XMLCite \textit{B. Al-Hdaibat}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 26, No. 6, 447--456 (2019; Zbl 1431.91234) Full Text: Link Link
Wang, Liancheng; Wu, Xiaqin P. Stability and Hopf bifurcation analysis for a predator-prey model with two delays. (English) Zbl 1427.34113 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 26, No. 5, 345-369 (2019). MSC: 34K60 34K18 92D25 34K20 34K13 34K17 PDFBibTeX XMLCite \textit{L. Wang} and \textit{X. P. Wu}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 26, No. 5, 345--369 (2019; Zbl 1427.34113) Full Text: Link Link
Tripathi, Jai Prakash; Abbas, Syed; Thakur, Manoj Dynamical analysis of a density dependent two prey one predator model with help. (English) Zbl 1361.34059 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 24, No. 1, 49-81 (2017). MSC: 34C60 34C23 34C25 34D20 34D23 92D25 34C05 34D05 PDFBibTeX XMLCite \textit{J. P. Tripathi} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 24, No. 1, 49--81 (2017; Zbl 1361.34059) Full Text: Link
Gakkhar, Sunita; Gupta, Komal Global stability and existence of sliding bifurcations in Filippov type prey-predator model. (English) Zbl 1361.34051 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 24, No. 1, 1-23 (2017). MSC: 34C60 34C23 92D25 92D40 34C05 34D20 34A36 PDFBibTeX XMLCite \textit{S. Gakkhar} and \textit{K. Gupta}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 24, No. 1, 1--23 (2017; Zbl 1361.34051) Full Text: Link
Ncube, Israel Some results on the stability and bifurcation of a distributed delay network. (English) Zbl 1351.34085 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 23, No. 2, 127-136 (2016). Reviewer: Serhiy Yanchuk (Berlin) MSC: 34K20 92B20 34K18 PDFBibTeX XMLCite \textit{I. Ncube}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 23, No. 2, 127--136 (2016; Zbl 1351.34085) Full Text: Link Link
Al Noufaey, K. S.; Marchant, T. R.; Edwards, M. P. A semi-analytical analysis of the stability of the reversible Selkov model. (English) Zbl 1371.37133 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 22, No. 2, 117-139 (2015). MSC: 37L15 35K57 92C45 35B32 35K51 92E20 PDFBibTeX XMLCite \textit{K. S. Al Noufaey} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 22, No. 2, 117--139 (2015; Zbl 1371.37133) Full Text: Link Link
Nyamoradi, Nemat; Javidi, Mohammad Stability analysis of SIR epidemic model with limited medical resources revisited. (English) Zbl 1286.34072 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 21, No. 1, 39-53 (2014). MSC: 34C60 92D30 34C23 34D20 34D23 PDFBibTeX XMLCite \textit{N. Nyamoradi} and \textit{M. Javidi}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 21, No. 1, 39--53 (2014; Zbl 1286.34072) Full Text: Link
Guo, Chengjun; O’Regan, Donal; Xu, Yuantong; Agarwal, Ravi P. Existence of homoclinic orbits of a class of second-order differential difference equations. (English) Zbl 1285.34062 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 6, 675-690 (2013). MSC: 34K10 34K13 34K18 58E50 PDFBibTeX XMLCite \textit{C. Guo} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 6, 675--690 (2013; Zbl 1285.34062) Full Text: Link
Verduzco, Fernando; Carrillo, Francisco A. Takens-Bogdanov bifurcation in IFOC systems. (English) Zbl 1263.93107 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 3, 305-311 (2013). MSC: 93C15 34K18 PDFBibTeX XMLCite \textit{F. Verduzco} and \textit{F. A. Carrillo}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 3, 305--311 (2013; Zbl 1263.93107) Full Text: Link
Ahadpour, S.; Majidpour, M. Image steganography using discrete cross-coupled chaotic maps. (English) Zbl 1263.93015 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 3, 283-292 (2013). MSC: 93A30 94A08 94A62 PDFBibTeX XMLCite \textit{S. Ahadpour} and \textit{M. Majidpour}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 3, 283--292 (2013; Zbl 1263.93015) Full Text: arXiv Link
Pal, Pallav Jyoti; Haque, Mainul; Saha, Tapan; Ryu, Kimun A predatory commensalism model in a deterministic and a stochastic environment. (English) Zbl 1268.34094 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 1, 1-32 (2013). MSC: 34C60 92D25 92D40 60H10 34D05 34C23 34D20 PDFBibTeX XMLCite \textit{P. J. Pal} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 20, No. 1, 1--32 (2013; Zbl 1268.34094) Full Text: Link
Marchant, T. R.; Smyth, N. F. Solitary waves and their stability in colloidal media: semi-analytical solutions. (English) Zbl 1302.35349 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 19, No. 4-5, 525-541 (2012). MSC: 35Q55 35C08 78A10 78A60 PDFBibTeX XMLCite \textit{T. R. Marchant} and \textit{N. F. Smyth}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 19, No. 4--5, 525--541 (2012; Zbl 1302.35349) Full Text: arXiv Link
Yin, Jun; Lai, Shaoyong A structural analysis of price dynamics for a heterogeneous asset-pricing model with market marker. (English) Zbl 1266.91028 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 19, No. 4-5, 511-524 (2012). MSC: 91B25 60H10 91G60 65T60 PDFBibTeX XMLCite \textit{J. Yin} and \textit{S. Lai}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 19, No. 4--5, 511--524 (2012; Zbl 1266.91028) Full Text: Link
Xu, Changjin; Liao, Maoxin Hopf bifurcation analysis on a viral disease model with saturated contact rate. (English) Zbl 1242.34146 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 18, No. 2, 213-231 (2011). Reviewer: Marcos Lizana (Merida) MSC: 34K60 92D30 34K18 PDFBibTeX XMLCite \textit{C. Xu} and \textit{M. Liao}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 18, No. 2, 213--231 (2011; Zbl 1242.34146)
Xu, Y.; Huang, Mingyou Preservation of Hopf bifurcation under the Euler discretization of delay differential systems. (English) Zbl 1222.65059 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 3, 347-355 (2010). MSC: 65L03 34K18 34K28 37G15 37M20 39A28 65P30 65L20 PDFBibTeX XMLCite \textit{Y. Xu} and \textit{M. Huang}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 3, 347--355 (2010; Zbl 1222.65059) Full Text: Link
Cai, Liming; Li, Xuezhi Stability and Hopf bifurcation of a model for HIV infection of CD4\(^+\) T cells. (English) Zbl 1222.37095 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 3, 325-345 (2010). MSC: 37N25 34K18 34K20 92D25 PDFBibTeX XMLCite \textit{L. Cai} and \textit{X. Li}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 3, 325--345 (2010; Zbl 1222.37095) Full Text: Link
Shim, H.; Jo, N. H. Further extensions on a stability property with slowly varying inputs. (English) Zbl 1211.37064 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 6, 979-1000 (2010). Reviewer: Igor Andrianov (Köln) MSC: 37G15 34E10 37K45 PDFBibTeX XMLCite \textit{H. Shim} and \textit{N. H. Jo}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 6, 979--1000 (2010; Zbl 1211.37064)
Wang, Shufan; Ma, Zhihui; Li, Wenlong; Li, Zizhen; Wang, Shuzhen A modified Leslie-Gower predator-prey model incorporating prey refuge and time delay: dynamic consequences. (English) Zbl 1194.92079 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 4, 599-606 (2010). MSC: 92D40 34K20 34K60 34D20 PDFBibTeX XMLCite \textit{S. Wang} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 17, No. 4, 599--606 (2010; Zbl 1194.92079)
Xu, Rui; Gan, Qintao; Ma, Zhien Stability and bifurcation analysis on a ratio-dependent predator-prey model with prey dispersal and time delay. (English) Zbl 1186.34123 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 5, 699-726 (2009). MSC: 34K60 92D25 34K20 34K18 34K13 34K19 34K17 PDFBibTeX XMLCite \textit{R. Xu} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 5, 699--726 (2009; Zbl 1186.34123)
Corson, Nathalie; Aziz-Alaoui, M. A. Asymptotic dynamics for slow-fast Hindmarsh-Rose neuronal system. (English) Zbl 1360.34106 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 4, 535-549 (2009). MSC: 34C60 65P20 92C20 34E15 34C23 34C28 PDFBibTeX XMLCite \textit{N. Corson} and \textit{M. A. Aziz-Alaoui}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 4, 535--549 (2009; Zbl 1360.34106)
Wang, Xuemei; Zhang, Bo Proportional and differential control of a piecewise-linear capacitor chaos circuit. (English) Zbl 1161.93013 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 3, 333-347 (2009). MSC: 93B52 34C28 34H05 94C15 94C30 PDFBibTeX XMLCite \textit{X. Wang} and \textit{B. Zhang}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 3, 333--347 (2009; Zbl 1161.93013)
Yang, Xiao-Ping; Zhang, Hao; Ma, Xi-Kui Prediction of Hopf bifurcation in DC-DC buck converters. (English) Zbl 1157.94383 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 1, 107-121 (2009). MSC: 94C05 37N99 PDFBibTeX XMLCite \textit{X.-P. Yang} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 16, No. 1, 107--121 (2009; Zbl 1157.94383)
Zhang, Zhen; Jin, Zhen; Pan, Jinxiao An SIR epidemic model with nonlinear birth pulses. (English) Zbl 1144.92331 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 15, No. 1, 111-128 (2008). MSC: 92D30 34A37 34D23 34K18 PDFBibTeX XMLCite \textit{Z. Zhang} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 15, No. 1, 111--128 (2008; Zbl 1144.92331)
Agamennoni, Gabriel; Calandrini, Guillermo L.; Moiola, Jorge L. Some realizations in the study of oscillations with a frequency method. (English) Zbl 1162.34026 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 15, No. 1, 99-109 (2008). Reviewer: Manuel C. Guerra (Lisboa) MSC: 34C23 34C60 34H05 93C80 93B52 34C05 PDFBibTeX XMLCite \textit{G. Agamennoni} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 15, No. 1, 99--109 (2008; Zbl 1162.34026)
Li, Jing; Wang, Zaihua Hopf bifurcation of a nonlinear Lasota-Ważewska-type population model with maturation delay. (English) Zbl 1146.34052 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 5, 611-623 (2007). Reviewer: Ivan Ginchev (Varese) MSC: 34K18 34K20 34K60 PDFBibTeX XMLCite \textit{J. Li} and \textit{Z. Wang}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 5, 611--623 (2007; Zbl 1146.34052)
Shi, Yuming; Yu, Pei On chaos of the logistic maps. (English) Zbl 1130.37019 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 2, 175-195 (2007). MSC: 37D45 37E05 37C70 37C25 37G15 PDFBibTeX XMLCite \textit{Y. Shi} and \textit{P. Yu}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 2, 175--195 (2007; Zbl 1130.37019)
Liu, Bing; Liu, Wanbo; Teng, Zhidong Analysis of a predator-prey model concerning impulsive perturbations. (English) Zbl 1137.34024 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 1, 135-153 (2007). Reviewer: J. M. Tchuenche (Dar es Salaam) MSC: 34C60 34A37 34C05 34D05 34C23 92D25 PDFBibTeX XMLCite \textit{B. Liu} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 1, 135--153 (2007; Zbl 1137.34024)
Zhu, Qin; Ishitobi, Mitsuaki Chaotic oscillations of a nonlinear two degrees of freedom system with air springs. (English) Zbl 1135.34317 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 1, 123-134 (2007). MSC: 34C15 70K40 34C23 34C28 PDFBibTeX XMLCite \textit{Q. Zhu} and \textit{M. Ishitobi}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 1, 123--134 (2007; Zbl 1135.34317)
Das, Kalyan; Sarkar, A. K. Algal blooms due to trophic interaction: study of time delay model. (English) Zbl 1120.92043 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 4, 517-524 (2007). MSC: 92D40 34K18 34K20 34K25 34K60 PDFBibTeX XMLCite \textit{K. Das} and \textit{A. K. Sarkar}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 14, No. 4, 517--524 (2007; Zbl 1120.92043)
Moghadas, S. M.; Alexander, M. E. Bifurcation and numerical analysis of a generalized Gause-type predator-prey model. (English) Zbl 1122.34028 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 5, 533-554 (2006). Reviewer: Josef Hainzl (Freiburg) MSC: 34C23 65L12 65P30 92D25 PDFBibTeX XMLCite \textit{S. M. Moghadas} and \textit{M. E. Alexander}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 5, 533--554 (2006; Zbl 1122.34028)
Wang, Guangyi; Liu, Xinzhi; Zhang, Xun; Li, Caifen; Zheng, Yan Controlling a chaotic system to hyperchaotic. (English) Zbl 1110.37030 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 6, 705-714 (2006). MSC: 37D45 93D15 93C10 93B52 PDFBibTeX XMLCite \textit{G. Wang} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 6, 705--714 (2006; Zbl 1110.37030)
Zhang, Tingxian; Zheng, Zhigang Amplitude effects of networks synchronization of coupled limit-cycle systems. (English) Zbl 1112.34029 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 3-4, 471-479 (2006). Reviewer: Sergiy Yanchuk (Berlin) MSC: 34D05 34C15 34C23 34C28 PDFBibTeX XMLCite \textit{T. Zhang} and \textit{Z. Zheng}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 13, No. 3--4, 471--479 (2006; Zbl 1112.34029)
Lewis, Gregory M.; Nagata, Wayne Double Hopf bifurcations in the quasigeostrophic potential vorticity equations. (English) Zbl 1092.37055 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 12, No. 5-6, 783-807 (2005). MSC: 37N10 76U05 86A10 37G40 37G05 PDFBibTeX XMLCite \textit{G. M. Lewis} and \textit{W. Nagata}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 12, No. 5--6, 783--807 (2005; Zbl 1092.37055)
Lü, Jinhu; Chen, Guanrong Qualitative analysis of a model of the cell division cycle. (English) Zbl 1062.92025 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 12, No. 2, 191-202 (2005). MSC: 92C37 34C23 34C25 34C60 PDFBibTeX XMLCite \textit{J. Lü} and \textit{G. Chen}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 12, No. 2, 191--202 (2005; Zbl 1062.92025)
Li, Changpin Controlling Hopf bifurcation of nonlinear dynamical systems. (English) Zbl 1042.34072 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 6, 891-898 (2003). MSC: 34C23 PDFBibTeX XMLCite \textit{C. Li}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 6, 891--898 (2003; Zbl 1042.34072)
D’Amico, María Belén; Moiola, Jorge L.; Paolini, Eduardo E. Controlling bifurcations in maps via a frequency-domain approach. (English) Zbl 1030.93019 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 6, 781-798 (2003). Reviewer: Georgy Osipenko (St.Peterburg) MSC: 93C10 93C55 93B52 93C80 37C25 37G10 PDFBibTeX XMLCite \textit{M. B. D'Amico} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 6, 781--798 (2003; Zbl 1030.93019)
Broer, Henk; Hagen, Aaron; Vegter, Gert Multiple purpose algorithms for invariant manifolds. (English) Zbl 1030.37055 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 1-3, 331-344 (2003). MSC: 37M20 37D10 65P30 PDFBibTeX XMLCite \textit{H. Broer} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 10, No. 1--3, 331--344 (2003; Zbl 1030.37055)
Kan-on, Yukio On the structure of the set of stationary solutions for a Lotka-Volterra competition model with diffusion. (English) Zbl 1042.35019 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 8, No. 2, 263-273 (2001). Reviewer: Messoud A. Efendiev (Berlin) MSC: 35K55 35B32 35B05 92D25 PDFBibTeX XMLCite \textit{Y. Kan-on}, Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 8, No. 2, 263--273 (2001; Zbl 1042.35019)