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Kumar Upadhyay, Ranjit

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Author ID: kumar-upadhyay.ranjit Recent zbMATH articles by "Kumar Upadhyay, Ranjit"
Published as: Kumar Upadhyay, Ranjit; Upadhyay, Ranjit Kumar
Documents Indexed: 84 Publications since 1998, including 2 Books

Publications by Year

Citations contained in zbMATH

65 Publications have been cited 458 times in 302 Documents Cited by Year
Chaos: An ecological reality? Zbl 0935.92037
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.; Rai, Vikas
40
1998
Effect of seasonality on the dynamics of 2 and 3 species prey - predator systems. Zbl 1072.92058
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.
37
2005
Dynamics of a three species food chain model with Crowley-Martin type functional response. Zbl 1198.37132
Upadhyay, Ranjit Kumar; Naji, Raid Kamel
27
2009
Crisis-limited chaotic dynamics in ecological systems. Zbl 0977.92033
Upadhyay, Ranjit Kumar; Rai, Vikas
24
2001
Top-predator interference and gestation delay as determinants of the dynamics of a realistic model food chain. Zbl 1352.92126
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
19
2014
Chaotic population dynamics and biology of the top-predator. Zbl 1057.92056
Rai, Vikas; Upadhyay, Ranjit Kumar
19
2004
Multiple attractors and crisis route to chaos in a model food-chain. Zbl 1033.92038
Upadhyay, Ranjit Kumar
15
2003
Wave of chaos in a diffusive system: generating realistic patterns of patchiness in plankton-fish dynamics. Zbl 1197.37121
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
14
2009
Stability and complexity in ecological systems. Zbl 0943.92033
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.; Rai, Vikas
14
2000
Introduction to mathematical modeling and chaotic dynamics. Zbl 1302.00059
Kumar Upadhyay, Ranjit; Iyengar, Satteluri R. K.
13
2014
Complex dynamics of a three species food-chain model with Holling type IV functional response. Zbl 1272.49085
Upadhyay, Ranjit Kumar; Raw, Sharada Nandan
13
2011
Spatiotemporal pattern formation in a diffusive predator-prey system: An analytical approach. Zbl 1181.35022
Dubey, Balram; Kumari, Nitu; Upadhyay, Ranjit Kumar
13
2009
The role of top predator interference on the dynamics of a food chain model. Zbl 1277.92035
Upadhyay, Ranjit Kumar; Naji, Raid Kamel; Raw, Sharada Nandn; Dubey, Balram
12
2013
Complex dynamics of ecological systems under nonlinear harvesting: Hopf bifurcation and Turing instability. Zbl 1331.92136
Upadhyay, Ranjit Kumar; Roy, Parimita; Datta, Jyotiska
11
2015
Chaos control and synchronization of a three-species food chain model via Holling functional response. Zbl 1179.92068
Wu, Xiang-Jun; Li, Jie; Upadhyay, Ranjit Kumar
10
2010
Evolving to the edge of chaos: Chance or necessity? Zbl 1142.92344
Rai, Vikas; Upadhyay, Ranjit Kumar
10
2006
Complex dynamics and synchronization in two non-identical chaotic ecological systems. Zbl 1198.37133
Upadhyay, Ranjit Kumar; Rai, Vikas
9
2009
Dynamics and responses of a predator-prey system with competitive interference and time delay. Zbl 1349.37092
Upadhyay, Ranjit Kumar; Agrawal, Rashmi
8
2016
Exploring dynamical complexity in diffusion driven predator-prey systems: effect of toxin producing phytoplankton and spatial heterogeneities. Zbl 1198.37131
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
8
2009
Observability of chaos and cycles in ecological systems: lessons from predator-prey models. Zbl 1182.92067
Upadhyay, Ranjit Kumar
8
2009
On the explosive instability in a three-species food chain model with modified Holling type IV functional response. Zbl 1382.35137
Parshad, Rana D.; Upadhyay, Ranjit Kumar; Mishra, Swati; Tiwari, Satish Kumar; Sharma, Swarnali
7
2017
Restoration and recovery of damaged eco-epidemiological systems: application to the Salton Sea, California, USA. Zbl 1261.92060
Upadhyay, Ranjit Kumar; Raw, S. N.; Roy, P.; Rai, Vikas
7
2013
Diffusion-driven instabilities and spatio-temporal patterns in an aquatic predator-prey system with Beddington-DeAngelis type functional response. Zbl 1215.35161
Upadhyay, Ranjit Kumar; Thakur, N. K.; Rai, V.
7
2011
Short-term recurrent chaos and role of toxin producing phytoplankton (TPP) on chaotic dynamics in aquatic systems. Zbl 1197.37122
Upadhyay, Ranjit Kumar; Rao, V. Sree Hari
7
2009
Complex dynamics of sexually reproductive generalist predator and gestation delay in a food chain model: double Hopf-bifurcation to chaos. Zbl 1375.92042
Agrawal, Rashmi; Jana, Debaldev; Kumar Upadhyay, Ranjit; Rao, V. Sree Hari
6
2017
Modeling the virus dynamics in computer network with SVEIR model and nonlinear incident rate. Zbl 1377.34066
Upadhyay, Ranjit Kumar; Kumari, Sangeeta; Misra, A. K.
6
2017
Finite time blowup in a realistic food-chain model. Zbl 1300.92085
Parshad, Rana D.; Abderrahmane, Hamid Ait; Upadhyay, Ranjit Kumar; Kumari, Nitu
6
2013
Ecological chaos and the choice of optimal harvesting policy. Zbl 1353.92109
Upadhyay, Ranjit Kumar; Tiwari, S. K.
5
2017
Dynamical consequences of predator interference in a tri-trophic model food chain. Zbl 1181.37120
Naji, Raid Kamel; Upadhyay, Ranjit Kumar; Rai, Vikas
5
2010
Modeling the spread of bird flu and predicting outbreak diversity. Zbl 1154.92324
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rao, V. Sree Hari
5
2008
Synchronization of bursting neurons with a slowly varying d. c. current. Zbl 1373.92030
Upadhyay, Ranjit Kumar; Mondal, Argha
4
2017
Mixed mode oscillations and synchronous activity in noise induced modified Morris-Lecar neural system. Zbl 1367.34067
Upadhyay, Ranjit Kumar; Mondal, Argha; Teka, Wondimu W.
4
2017
Dynamics of generalist predator in a stochastic environment: effect of delayed growth and prey refuge. Zbl 1410.34136
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
4
2015
Modeling the effect of mutual interference in a delay-induced predator-prey system. Zbl 1358.37126
Upadhyay, Ranjit Kumar; Agrawal, Rashmi
4
2015
Deciphering dynamics of epidemic spread: the case of influenza virus. Zbl 1296.35201
Upadhyay, Ranjit Kumar; Roy, Parimita; Rai, Vikas
4
2014
Nonlinear non-equilibrium pattern formation in a spatial aquatic system: effect of fish predation. Zbl 1342.92034
Upadhyay, Ranjit Kumar; Thakur, N. K.; Dubey, B.
4
2010
Species extinction problem: genetic vs ecological factors. Zbl 0987.92031
Upadhyay, Ranjit Kumar; Rai, Vikas; Iyengar, S. R. K.
4
2001
Exploring the dynamics of a Holling-Tanner model with cannibalism in both predator and prey population. Zbl 1381.92072
Al Basheer, Aladeen; Parshad, Rana D.; Quansah, Emmanuel; Yu, Shengbin; Kumar Upadhyay, Ranjit
3
2018
Ecological dynamics of age selective harvesting of fish population: maximum sustainable yield and its control strategy. Zbl 1372.92083
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar; Samanta, G. P.
3
2016
Wave of chaos in a spatial eco-epidemiological system: generating realistic patterns of patchiness in rabbit-lynx dynamics. Zbl 1348.92134
Upadhyay, Ranjit Kumar; Roy, Parimita; Venkataraman, C.; Madzvamuse, A.
3
2016
Complex population dynamics in heterogeneous environments: effects of random and directed animal movements. Zbl 1401.92164
Rai, Vikas; Upadhyay, Ranjit Kumar; Thakur, Nilesh Kumar
3
2012
Global dynamics of stochastic predator-prey model with mutual interference and prey defense. Zbl 1431.92125
Upadhyay, Ranjit Kumar; Parshad, Rana D.; Antwi-Fordjour, Kwadwo; Quansah, Emmanuel; Kumari, Sarita
2
2019
Bifurcation analysis of a modified Leslie-Gower model with Holling type-IV functional response and nonlinear prey harvesting. Zbl 1445.37075
Zhang, Zizhen; Upadhyay, Ranjit Kumar; Datta, Jyotiska
2
2018
Emergence of spatial patterns in a damaged diffusive eco-epidemiological system. Zbl 1401.35296
Upadhyay, Ranjit Kumar; Datta, Jyotiska; Dong, Yueping; Takeuchi, Yasuhiro
2
2018
Complex dynamics of diffusive predator-prey system with Beddington-DeAngelis functional response: the role of prey-taxis. Zbl 1372.92093
Thakur, Nilesh Kumar; Gupta, Rashi; Upadhyay, Ranjit Kumar
2
2017
Disease spread and its effect on population dynamics in heterogeneous environment. Zbl 1334.35355
Upadhyay, Ranjit Kumar; Roy, Parimita
2
2016
Spread of a disease and its effect on population dynamics in an eco-epidemiological system. Zbl 07175206
Upadhyay, Ranjit Kumar; Roy, Parimita
2
2014
Modeling spatiotemporal dynamics of vole populations in Europe and America. Zbl 1181.92087
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
2
2010
Wave phenomena and edge of chaos in a diffusive predator-prey system under Allee effect. Zbl 1211.37120
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
2
2009
Dynamics of an ecological model living on the edge of chaos. Zbl 1162.92337
Upadhyay, Ranjit Kumar
2
2009
Strategies for the existence of spatial patterns in predator-prey communities generated by cross-diffusion. Zbl 1430.92073
Mishra, Swati; Upadhyay, Ranjit Kumar
1
2020
Transmission dynamics of epidemic spread and outbreak of Ebola in West Africa: fuzzy modeling and simulation. Zbl 1422.92171
Verma, Renu; Tiwari, S. P.; Upadhyay, Ranjit Kumar
1
2019
Estimation of biophysical parameters in a neuron model under random fluctuations. Zbl 1427.92034
Upadhyay, Ranjit Kumar; Paul, Chinmoy; Mondal, Argha; Vishwakarma, Gajendra K.
1
2018
The gestation delay: a factor causing complex dynamics in Gause-type competition models. Zbl 1407.92119
Zhang, Zizhen; Upadhyay, Ranjit Kumar; Agrawal, Rashmi; Datta, Jyotiska
1
2018
Dynamics of a modified excitable neuron model: diffusive instabilities and traveling wave solutions. Zbl 1403.92043
Mondal, Argha; Upadhyay, Ranjit Kumar; Mondal, Arnab; Sharma, Sanjeev Kumar
1
2018
Dynamic relationship between the mutual interference and gestation delays of a hybrid tritrophic food chain model. Zbl 1431.92120
Agrawal, Rashmi; Jana, Debaldev; Upadhyay, Ranjit Kumar; Sree Hari Rao, V.
1
2018
Fractional-order leaky integrate-and-fire model with long-term memory and power law dynamics. Zbl 1431.92025
Teka, Wondimu W.; Upadhyay, Ranjit Kumar; Mondal, Argha
1
2017
Synchronization analysis through coupling mechanism in realistic neural models. Zbl 1443.34050
Kumar Upadhyay, Ranjit; Mondal, Argha; Aziz-Alaoui, M. A.
1
2017
Spatiotemporal transmission dynamics of recent Ebola outbreak in Sierra Leone, West Africa: impact of control measures. Zbl 1398.92250
Roy, Parimita; Upadhyay, Ranjit Kumar
1
2017
Finite time blow-up in a delayed diffusive population model with competitive interference. Zbl 1401.35185
Parshad, Rana D.; Bhowmick, Suman; Quansah, Emmanuel; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
1
2017
Diffusive three species plankton model in the presence of toxic prey: application to Sundarban mangrove wetland. Zbl 1376.92052
Thakur, Nilesh Kumar; Tiwari, S. K.; Dubey, B.; Upadhyay, Ranjit Kumar
1
2017
Deciphering dynamics of recent epidemic spread and outbreak in West Africa: the case of Ebola virus. Zbl 1347.35225
Upadhyay, Ranjit Kumar; Roy, Parimita
1
2016
Harmful algal blooms in fresh and marine water systems: the role of toxin producing phytoplankton. Zbl 1338.92114
Thakur, Nilesh Kumar; Tiwari, S. K.; Upadhyay, Ranjit Kumar
1
2016
Deterministic chaos versus stochastic oscillation in a prey-predator-top predator model. Zbl 1233.37060
Upadhyay, Ranjit Kumar; Banerjee, Malay; Parshad, Rana; Raw, Sharada Nandan
1
2011
Extinction and coexistence of competing prey species in ecological systems. Zbl 1112.92069
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.
1
2006
Strategies for the existence of spatial patterns in predator-prey communities generated by cross-diffusion. Zbl 1430.92073
Mishra, Swati; Upadhyay, Ranjit Kumar
1
2020
Global dynamics of stochastic predator-prey model with mutual interference and prey defense. Zbl 1431.92125
Upadhyay, Ranjit Kumar; Parshad, Rana D.; Antwi-Fordjour, Kwadwo; Quansah, Emmanuel; Kumari, Sarita
2
2019
Transmission dynamics of epidemic spread and outbreak of Ebola in West Africa: fuzzy modeling and simulation. Zbl 1422.92171
Verma, Renu; Tiwari, S. P.; Upadhyay, Ranjit Kumar
1
2019
Exploring the dynamics of a Holling-Tanner model with cannibalism in both predator and prey population. Zbl 1381.92072
Al Basheer, Aladeen; Parshad, Rana D.; Quansah, Emmanuel; Yu, Shengbin; Kumar Upadhyay, Ranjit
3
2018
Bifurcation analysis of a modified Leslie-Gower model with Holling type-IV functional response and nonlinear prey harvesting. Zbl 1445.37075
Zhang, Zizhen; Upadhyay, Ranjit Kumar; Datta, Jyotiska
2
2018
Emergence of spatial patterns in a damaged diffusive eco-epidemiological system. Zbl 1401.35296
Upadhyay, Ranjit Kumar; Datta, Jyotiska; Dong, Yueping; Takeuchi, Yasuhiro
2
2018
Estimation of biophysical parameters in a neuron model under random fluctuations. Zbl 1427.92034
Upadhyay, Ranjit Kumar; Paul, Chinmoy; Mondal, Argha; Vishwakarma, Gajendra K.
1
2018
The gestation delay: a factor causing complex dynamics in Gause-type competition models. Zbl 1407.92119
Zhang, Zizhen; Upadhyay, Ranjit Kumar; Agrawal, Rashmi; Datta, Jyotiska
1
2018
Dynamics of a modified excitable neuron model: diffusive instabilities and traveling wave solutions. Zbl 1403.92043
Mondal, Argha; Upadhyay, Ranjit Kumar; Mondal, Arnab; Sharma, Sanjeev Kumar
1
2018
Dynamic relationship between the mutual interference and gestation delays of a hybrid tritrophic food chain model. Zbl 1431.92120
Agrawal, Rashmi; Jana, Debaldev; Upadhyay, Ranjit Kumar; Sree Hari Rao, V.
1
2018
On the explosive instability in a three-species food chain model with modified Holling type IV functional response. Zbl 1382.35137
Parshad, Rana D.; Upadhyay, Ranjit Kumar; Mishra, Swati; Tiwari, Satish Kumar; Sharma, Swarnali
7
2017
Complex dynamics of sexually reproductive generalist predator and gestation delay in a food chain model: double Hopf-bifurcation to chaos. Zbl 1375.92042
Agrawal, Rashmi; Jana, Debaldev; Kumar Upadhyay, Ranjit; Rao, V. Sree Hari
6
2017
Modeling the virus dynamics in computer network with SVEIR model and nonlinear incident rate. Zbl 1377.34066
Upadhyay, Ranjit Kumar; Kumari, Sangeeta; Misra, A. K.
6
2017
Ecological chaos and the choice of optimal harvesting policy. Zbl 1353.92109
Upadhyay, Ranjit Kumar; Tiwari, S. K.
5
2017
Synchronization of bursting neurons with a slowly varying d. c. current. Zbl 1373.92030
Upadhyay, Ranjit Kumar; Mondal, Argha
4
2017
Mixed mode oscillations and synchronous activity in noise induced modified Morris-Lecar neural system. Zbl 1367.34067
Upadhyay, Ranjit Kumar; Mondal, Argha; Teka, Wondimu W.
4
2017
Complex dynamics of diffusive predator-prey system with Beddington-DeAngelis functional response: the role of prey-taxis. Zbl 1372.92093
Thakur, Nilesh Kumar; Gupta, Rashi; Upadhyay, Ranjit Kumar
2
2017
Fractional-order leaky integrate-and-fire model with long-term memory and power law dynamics. Zbl 1431.92025
Teka, Wondimu W.; Upadhyay, Ranjit Kumar; Mondal, Argha
1
2017
Synchronization analysis through coupling mechanism in realistic neural models. Zbl 1443.34050
Kumar Upadhyay, Ranjit; Mondal, Argha; Aziz-Alaoui, M. A.
1
2017
Spatiotemporal transmission dynamics of recent Ebola outbreak in Sierra Leone, West Africa: impact of control measures. Zbl 1398.92250
Roy, Parimita; Upadhyay, Ranjit Kumar
1
2017
Finite time blow-up in a delayed diffusive population model with competitive interference. Zbl 1401.35185
Parshad, Rana D.; Bhowmick, Suman; Quansah, Emmanuel; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
1
2017
Diffusive three species plankton model in the presence of toxic prey: application to Sundarban mangrove wetland. Zbl 1376.92052
Thakur, Nilesh Kumar; Tiwari, S. K.; Dubey, B.; Upadhyay, Ranjit Kumar
1
2017
Dynamics and responses of a predator-prey system with competitive interference and time delay. Zbl 1349.37092
Upadhyay, Ranjit Kumar; Agrawal, Rashmi
8
2016
Ecological dynamics of age selective harvesting of fish population: maximum sustainable yield and its control strategy. Zbl 1372.92083
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar; Samanta, G. P.
3
2016
Wave of chaos in a spatial eco-epidemiological system: generating realistic patterns of patchiness in rabbit-lynx dynamics. Zbl 1348.92134
Upadhyay, Ranjit Kumar; Roy, Parimita; Venkataraman, C.; Madzvamuse, A.
3
2016
Disease spread and its effect on population dynamics in heterogeneous environment. Zbl 1334.35355
Upadhyay, Ranjit Kumar; Roy, Parimita
2
2016
Deciphering dynamics of recent epidemic spread and outbreak in West Africa: the case of Ebola virus. Zbl 1347.35225
Upadhyay, Ranjit Kumar; Roy, Parimita
1
2016
Harmful algal blooms in fresh and marine water systems: the role of toxin producing phytoplankton. Zbl 1338.92114
Thakur, Nilesh Kumar; Tiwari, S. K.; Upadhyay, Ranjit Kumar
1
2016
Complex dynamics of ecological systems under nonlinear harvesting: Hopf bifurcation and Turing instability. Zbl 1331.92136
Upadhyay, Ranjit Kumar; Roy, Parimita; Datta, Jyotiska
11
2015
Dynamics of generalist predator in a stochastic environment: effect of delayed growth and prey refuge. Zbl 1410.34136
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
4
2015
Modeling the effect of mutual interference in a delay-induced predator-prey system. Zbl 1358.37126
Upadhyay, Ranjit Kumar; Agrawal, Rashmi
4
2015
Top-predator interference and gestation delay as determinants of the dynamics of a realistic model food chain. Zbl 1352.92126
Jana, Debaldev; Agrawal, Rashmi; Upadhyay, Ranjit Kumar
19
2014
Introduction to mathematical modeling and chaotic dynamics. Zbl 1302.00059
Kumar Upadhyay, Ranjit; Iyengar, Satteluri R. K.
13
2014
Deciphering dynamics of epidemic spread: the case of influenza virus. Zbl 1296.35201
Upadhyay, Ranjit Kumar; Roy, Parimita; Rai, Vikas
4
2014
Spread of a disease and its effect on population dynamics in an eco-epidemiological system. Zbl 07175206
Upadhyay, Ranjit Kumar; Roy, Parimita
2
2014
The role of top predator interference on the dynamics of a food chain model. Zbl 1277.92035
Upadhyay, Ranjit Kumar; Naji, Raid Kamel; Raw, Sharada Nandn; Dubey, Balram
12
2013
Restoration and recovery of damaged eco-epidemiological systems: application to the Salton Sea, California, USA. Zbl 1261.92060
Upadhyay, Ranjit Kumar; Raw, S. N.; Roy, P.; Rai, Vikas
7
2013
Finite time blowup in a realistic food-chain model. Zbl 1300.92085
Parshad, Rana D.; Abderrahmane, Hamid Ait; Upadhyay, Ranjit Kumar; Kumari, Nitu
6
2013
Complex population dynamics in heterogeneous environments: effects of random and directed animal movements. Zbl 1401.92164
Rai, Vikas; Upadhyay, Ranjit Kumar; Thakur, Nilesh Kumar
3
2012
Complex dynamics of a three species food-chain model with Holling type IV functional response. Zbl 1272.49085
Upadhyay, Ranjit Kumar; Raw, Sharada Nandan
13
2011
Diffusion-driven instabilities and spatio-temporal patterns in an aquatic predator-prey system with Beddington-DeAngelis type functional response. Zbl 1215.35161
Upadhyay, Ranjit Kumar; Thakur, N. K.; Rai, V.
7
2011
Deterministic chaos versus stochastic oscillation in a prey-predator-top predator model. Zbl 1233.37060
Upadhyay, Ranjit Kumar; Banerjee, Malay; Parshad, Rana; Raw, Sharada Nandan
1
2011
Chaos control and synchronization of a three-species food chain model via Holling functional response. Zbl 1179.92068
Wu, Xiang-Jun; Li, Jie; Upadhyay, Ranjit Kumar
10
2010
Dynamical consequences of predator interference in a tri-trophic model food chain. Zbl 1181.37120
Naji, Raid Kamel; Upadhyay, Ranjit Kumar; Rai, Vikas
5
2010
Nonlinear non-equilibrium pattern formation in a spatial aquatic system: effect of fish predation. Zbl 1342.92034
Upadhyay, Ranjit Kumar; Thakur, N. K.; Dubey, B.
4
2010
Modeling spatiotemporal dynamics of vole populations in Europe and America. Zbl 1181.92087
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
2
2010
Dynamics of a three species food chain model with Crowley-Martin type functional response. Zbl 1198.37132
Upadhyay, Ranjit Kumar; Naji, Raid Kamel
27
2009
Wave of chaos in a diffusive system: generating realistic patterns of patchiness in plankton-fish dynamics. Zbl 1197.37121
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
14
2009
Spatiotemporal pattern formation in a diffusive predator-prey system: An analytical approach. Zbl 1181.35022
Dubey, Balram; Kumari, Nitu; Upadhyay, Ranjit Kumar
13
2009
Complex dynamics and synchronization in two non-identical chaotic ecological systems. Zbl 1198.37133
Upadhyay, Ranjit Kumar; Rai, Vikas
9
2009
Exploring dynamical complexity in diffusion driven predator-prey systems: effect of toxin producing phytoplankton and spatial heterogeneities. Zbl 1198.37131
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
8
2009
Observability of chaos and cycles in ecological systems: lessons from predator-prey models. Zbl 1182.92067
Upadhyay, Ranjit Kumar
8
2009
Short-term recurrent chaos and role of toxin producing phytoplankton (TPP) on chaotic dynamics in aquatic systems. Zbl 1197.37122
Upadhyay, Ranjit Kumar; Rao, V. Sree Hari
7
2009
Wave phenomena and edge of chaos in a diffusive predator-prey system under Allee effect. Zbl 1211.37120
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rai, Vikas
2
2009
Dynamics of an ecological model living on the edge of chaos. Zbl 1162.92337
Upadhyay, Ranjit Kumar
2
2009
Modeling the spread of bird flu and predicting outbreak diversity. Zbl 1154.92324
Upadhyay, Ranjit Kumar; Kumari, Nitu; Rao, V. Sree Hari
5
2008
Evolving to the edge of chaos: Chance or necessity? Zbl 1142.92344
Rai, Vikas; Upadhyay, Ranjit Kumar
10
2006
Extinction and coexistence of competing prey species in ecological systems. Zbl 1112.92069
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.
1
2006
Effect of seasonality on the dynamics of 2 and 3 species prey - predator systems. Zbl 1072.92058
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.
37
2005
Chaotic population dynamics and biology of the top-predator. Zbl 1057.92056
Rai, Vikas; Upadhyay, Ranjit Kumar
19
2004
Multiple attractors and crisis route to chaos in a model food-chain. Zbl 1033.92038
Upadhyay, Ranjit Kumar
15
2003
Crisis-limited chaotic dynamics in ecological systems. Zbl 0977.92033
Upadhyay, Ranjit Kumar; Rai, Vikas
24
2001
Species extinction problem: genetic vs ecological factors. Zbl 0987.92031
Upadhyay, Ranjit Kumar; Rai, Vikas; Iyengar, S. R. K.
4
2001
Stability and complexity in ecological systems. Zbl 0943.92033
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.; Rai, Vikas
14
2000
Chaos: An ecological reality? Zbl 0935.92037
Upadhyay, Ranjit Kumar; Iyengar, S. R. K.; Rai, Vikas
40
1998
all top 5

Cited by 525 Authors

50 Kumar Upadhyay, Ranjit
16 Parshad, Rana D.
12 Rai, Vikas
11 Kumari, Nitu
11 Wang, Weiming
11 Zhao, Min
8 Agrawal, Rashmi
8 Jana, Debaldev
8 Yu, Hengguo
8 Zhang, Zizhen
7 Aziz-Alaoui, Moulay-Ahmed
7 Dai, Chuanjun
7 Wang, Xiaoqin
6 Dubey, Balram
6 Lin, Xiaolin
6 Naji, Raid Kamel
6 Quansah, Emmanuel
6 Thakur, Nilesh Kumar
5 Agarwal, Ravi P.
5 Chattopadhyay, Joydev
5 Datta, Jyotiska
5 Roy, Parimita
5 Tiwari, Satish Kumar
5 Zhong, Shou-Ming
4 Beauregard, Matthew A.
4 Bi, Dianjie
4 Cai, Yongli
4 Gakkhar, Sunita
4 Iyengar, Satteluri R. K.
4 Kengne, Jacques
4 Letellier, Christophe
4 Lin, Yezhi
4 Tripathi, Jai Prakash
4 Upadhyay, Ranjit K.
4 Wu, Xiangjun
4 Zhao, Tao
3 Banerjee, Malay
3 Basheer, Aladeen
3 Dai, Binxiang
3 Das, Pritha
3 Dhar, Joydip
3 Kouachi, Said
3 Kundu, Soumen
3 Maitra, Sarit
3 Merdan, Hüseyin
3 Pal, Nikhil Ranjan
3 Raw, Sharada Nandan
3 Raw, Sharada Nandn
3 Sree Hari Rao, V.
3 Tang, Leiyu
3 Tian, Baodan
3 Tian, Yanling
3 Upadhyay, Rajnish Kant
3 Wang, Hailing
3 Yafia, Radouane
3 Yang, Ruizhi
2 Abderrahmane, Hamid Ait
2 Aguirre, Luis Antonio
2 Antwi-Fordjour, Kwadwo
2 Bairagi, Nandadulal
2 Bao, Bocheng
2 Bao, Han
2 Bashkirtseva, Irina Adol’fovna
2 Bhowmick, Suman
2 Black, Kelly
2 Bollt, Erik M.
2 Bouguima, Sidi Mohamed
2 Camara, Baba Issa
2 Chatterjee, Anal
2 Chen, Mo
2 Dong, Yaying
2 Duman, Oktay
2 Gomes, Alexandra A.
2 Gritli, Hassene
2 Han, Renji
2 Huang, Xuanxuan
2 Huo, Hai-Feng
2 Jungmann, Dirk
2 Kharbanda, Harsha
2 Kramer, Sean
2 Kumar, Ankit
2 Kumar, Sachin
2 Kumari, Sangeeta
2 Kumari, Sarita
2 Li, Shanbing
2 Li, Yanling
2 Li, Zhenqing
2 Liu, Zhijun
2 Lu, Hongtao
2 Lv, Songjuan
2 Mahapatra, Ghanshaym Singha
2 Mandal, Partha Sarathi
2 Manica, Evandro
2 Maquet, Jean
2 Meng, Xinyou
2 Mishra, Swati
2 Misra, Arvind Kumar
2 Misra, Om Prakash
2 Mohan, Nishith
2 Moussaoui, Ali
...and 425 more Authors
all top 5

Cited in 71 Serials

53 Chaos, Solitons and Fractals
30 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering
15 Applied Mathematics and Computation
13 Journal of Applied Mathematics and Computing
12 Nonlinear Analysis. Real World Applications
11 Nonlinear Dynamics
10 Communications in Nonlinear Science and Numerical Simulation
9 Advances in Difference Equations
8 Computers & Mathematics with Applications
8 Mathematical Biosciences
8 Applied Mathematical Modelling
8 Discrete Dynamics in Nature and Society
8 International Journal of Biomathematics
7 Complexity
6 Mathematical Problems in Engineering
5 Journal of Mathematical Analysis and Applications
5 Differential Equations and Dynamical Systems
4 Abstract and Applied Analysis
4 Chaos
4 Journal of Theoretical Biology
3 Journal of the Franklin Institute
3 Mathematical Methods in the Applied Sciences
3 Bulletin of Mathematical Biology
3 Journal of Biological Systems
3 Discrete and Continuous Dynamical Systems. Series B
3 Journal of Biological Dynamics
2 International Journal of Systems Science
2 Physica A
2 Automatica
2 Acta Applicandae Mathematicae
2 Nonlinear Analysis. Hybrid Systems
2 ISRN Biomathematics
2 International Journal of Applied and Computational Mathematics
1 Journal of Mathematical Biology
1 International Journal of Mathematics and Mathematical Sciences
1 Journal of Computational and Applied Mathematics
1 Journal of Differential Equations
1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
1 Ricerche di Matematica
1 SIAM Journal on Control and Optimization
1 Theoretical Population Biology
1 Systems & Control Letters
1 Bulletin of the Iranian Mathematical Society
1 Mathematical and Computer Modelling
1 Applications of Mathematics
1 International Journal of Computer Mathematics
1 Computational and Applied Mathematics
1 NoDEA. Nonlinear Differential Equations and Applications
1 Journal of Mathematical Chemistry
1 Mathematical and Computer Modelling of Dynamical Systems
1 Qualitative Theory of Dynamical Systems
1 International Journal of Nonlinear Sciences and Numerical Simulation
1 The ANZIAM Journal
1 Nonlinear Analysis. Modelling and Control
1 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis
1 Dynamics of Continuous, Discrete & Impulsive Systems. Series B. Applications & Algorithms
1 Communications on Pure and Applied Analysis
1 SIAM Journal on Applied Dynamical Systems
1 Applications and Applied Mathematics
1 Mathematical Modelling of Natural Phenomena
1 Asian-European Journal of Mathematics
1 Advances in Mathematical Physics
1 International Journal of Differential Equations
1 Journal of the Korean Society for Industrial and Applied Mathematics
1 Journal of Applied Analysis and Computation
1 Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp’yuternye Nauki
1 Mathematics
1 International Journal of Engineering Mathematics
1 Nonautonomous Dynamical Systems
1 Journal of Function Spaces
1 Cogent Mathematics

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