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1

IT-Governance Framework Considering Service Quality and Information Security in Banks in India

Singh, Ranjit, Pandiya, Bhartrihari, Upadhyay, Chandra Kant, Singh, Manas K

Journal:

International Journal of Human Capital and Information Technology Professionals

Year:

2020

Language:

english

File:

PDF, 869 KB

english, 2020

2

Virus dynamics of a distributed attack on a targeted network: Effect of firewall and optimal control

Kumari, Sangeeta, Singh, Prerna, Upadhyay, Ranjit Kumar

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2019

Language:

english

File:

PDF, 1.13 MB

english, 2019

3

Transmission dynamics of epidemic spread and outbreak of Ebola in West Africa: fuzzy modeling and simulation

Verma, Renu, Tiwari, S. P., Upadhyay, Ranjit Kumar

Journal:

Journal of Applied Mathematics and Computing

Year:

2019

Language:

english

File:

PDF, 1.65 MB

english, 2019

4

Discrete and data packet delays as determinants of switching stability in wireless sensor networks

Upadhyay, Ranjit Kumar, Kumari, Sangeeta

Journal:

Applied Mathematical Modelling

Year:

2019

Language:

english

File:

PDF, 6.00 MB

english, 2019

5

Dynamics of a three species food chain model with Crowley–Martin type functional response

Ranjit Kumar Upadhyay, Raid Kamel Naji

Journal:

Chaos, Solitons & Fractals

Year:

2009

Language:

english

File:

PDF, 820 KB

english, 2009

6

Evolving to the edge of chaos: Chance or necessity?

Vikas Rai, Ranjit Kumar Upadhyay

Journal:

Chaos, Solitons & Fractals

Year:

2006

Language:

english

File:

PDF, 584 KB

english, 2006

7

Dynamics and responses of a predator–prey system with competitive interference and time delay

Upadhyay, Ranjit Kumar, Agrawal, Rashmi

Journal:

Nonlinear Dynamics

Year:

2015

Language:

english

File:

PDF, 1.11 MB

english, 2015

8

Bifurcation analysis of an e-epidemic model in wireless sensor network

Upadhyay, Ranjit Kumar, Kumari, Sangeeta

Journal:

International Journal of Computer Mathematics

Year:

2017

Language:

english

File:

PDF, 3.18 MB

english, 2017

9

Bifurcation and bio-economic analysis of a prey-generalist predator model with Holling type IV functional response and nonlinear age-selective prey harvesting

Datta, Jyotiska, Jana, Debaldev, Upadhyay, Ranjit Kumar

Journal:

Chaos, Solitons & Fractals

Year:

2019

Language:

english

File:

PDF, 1.33 MB

english, 2019

10

On the explosive instability in a three-species food chain model with modified Holling type IV functional response

Parshad, Rana D., Upadhyay, Ranjit Kumar, Mishra, Swati, Tiwari, Satish Kumar, Sharma, Swarnali

Journal:

Mathematical Methods in the Applied Sciences

Year:

2017

Language:

english

File:

PDF, 1.29 MB

english, 2017

11

Complex Dynamics of Wetland Ecosystem with Nonlinear Harvesting: Application to Chilika Lake in Odisha, India

Upadhyay, Ranjit Kumar, Tiwari, S. K., Roy, Parimita

Journal:

International Journal of Bifurcation and Chaos

Year:

2015

Language:

english

File:

PDF, 1.76 MB

english, 2015

12

Multiple attractors and crisis route to chaos in a model food-chain

Ranjit Kumar Upadhyay

Journal:

Chaos, Solitons & Fractals

Year:

2003

Language:

english

File:

PDF, 231 KB

english, 2003

13

A PREDATOR–PREY INTERACTION MODEL WITH SELF- AND CROSS-DIFFUSION IN AQUATIC SYSTEMS

UPADHYAY, RANJIT KUMAR, PATRA, ATASI, DUBEY, B., THAKUR, N. K.

Journal:

Journal of Biological System

Year:

2014

Language:

english

File:

PDF, 1.47 MB

english, 2014

14

Effect of seasonality on the dynamics of 2 and 3 species prey–predator systems

Ranjit Kumar Upadhyay, S.R.K. Iyengar

Journal:

Nonlinear Analysis: Real World Applications

Year:

2005

Language:

english

File:

PDF, 1.02 MB

english, 2005

15

Emergence of Spatial Patterns in a Damaged Diffusive Eco-Epidemiological System

Upadhyay, Ranjit Kumar, Datta, Jyotiska, Dong, Yueping, Takeuchi, Yasuhiro

Journal:

International Journal of Bifurcation and Chaos

Year:

2018

Language:

english

File:

PDF, 1.36 MB

english, 2018

16

Complex dynamics of sexually reproductive generalist predator and gestation delay in a food chain model: double Hopf-bifurcation to Chaos

Agrawal, Rashmi, Jana, Debaldev, Upadhyay, Ranjit Kumar, Rao, V. Sree Hari

Journal:

Journal of Applied Mathematics and Computing

Year:

2016

Language:

english

File:

PDF, 5.07 MB

english, 2016

17

Complex dynamics of ecological systems under nonlinear harvesting: Hopf bifurcation and Turing instability

Upadhyay, Ranjit Kumar, Roy, Parimita, Datta, Jyotiska

Journal:

Nonlinear Dynamics

Year:

2015

Language:

english

File:

PDF, 7.49 MB

english, 2015

18

The role of top predator interference on the dynamics of a food chain model

Ranjit Kumar Upadhyay, Raid Kamel Naji, Sharada Nandn Raw, Balram Dubey

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2013

Language:

english

File:

PDF, 831 KB

english, 2013

19

IT-Governance Framework Considering Service Quality and Information Security in Banks in India

Singh, Ranjit, Pandiya, Bhartrihari, Upadhyay, Chandra Kant, Singh, Manas K

Journal:

International Journal of Human Capital and Information Technology Professionals

Year:

2020

File:

PDF, 869 KB

2020

20

Discrete and data packet delays as determinants of switching stability in wireless sensor networks

Upadhyay, Ranjit Kumar, Kumari, Sangeeta

Journal:

Applied Mathematical Modelling

Year:

2019

File:

PDF, 6.00 MB

2019

21

Wave phenomena and edge of chaos in a diffusive predator-prey system under Allee effect

Ranjit Kumar Upadhyay, Nitu Kumari, Vikas Rai

Journal:

Differential Equations and Dynamical Systems

Year:

2009

Language:

english

File:

PDF, 447 KB

english, 2009

22

Exploring the dynamics of a Holling–Tanner model with cannibalism in both predator and prey population

Al Basheer, Aladeen, Parshad, Rana D., Quansah, Emmanuel, Yu, Shengbin, Upadhyay, Ranjit Kumar

Journal:

International Journal of Biomathematics

Year:

2018

Language:

english

File:

PDF, 727 KB

english, 2018

23

Spatiotemporal pattern formation in a diffusive predator-prey system: an analytical approach

Balram Dubey, Nitu Kumari, Ranjit Kumar Upadhyay

Journal:

Journal of Applied Mathematics and Computing

Year:

2009

Language:

english

File:

PDF, 2.17 MB

english, 2009

24

Deciphering Dynamics of Recent Epidemic Spread and Outbreak in West Africa: The Case of Ebola Virus

Upadhyay, Ranjit Kumar, Roy, Parimita

Journal:

International Journal of Bifurcation and Chaos

Year:

2016

Language:

english

File:

PDF, 1.23 MB

english, 2016

25

Restoration and recovery of damaged eco-epidemiological systems: Application to the Salton Sea, California, USA

Upadhyay, Ranjit Kumar, Raw, S.N., Roy, P., Rai, Vikas

Journal:

Mathematical Biosciences

Year:

2013

Language:

english

File:

PDF, 2.21 MB

english, 2013

26

NONLINEAR NON-EQUILIBRIUM PATTERN FORMATION IN A SPATIAL AQUATIC SYSTEM: EFFECT OF FISH PREDATION

UPADHYAY, RANJIT KUMAR, THAKUR, N. K., DUBEY, B.

Journal:

Journal of Biological System

Year:

2010

Language:

english

File:

PDF, 2.87 MB

english, 2010

27

Wave of chaos in a spatial eco-epidemiological system: Generating realistic patterns of patchiness in rabbit-lynx dynamics

Upadhyay, Ranjit Kumar, Roy, Parimita, Venkataraman, C., Madzvamuse, A.

Journal:

Mathematical Biosciences

Year:

2016

Language:

english

File:

PDF, 4.39 MB

english, 2016

28

Bifurcation analysis and diverse firing activities of a modified excitable neuron model

Mondal, Argha, Upadhyay, Ranjit Kumar, Ma, Jun, Yadav, Binesh Kumar, Sharma, Sanjeev Kumar, Mondal, Arnab

Journal:

Cognitive Neurodynamics

Year:

2019

Language:

english

File:

PDF, 3.21 MB

english, 2019

29

Delay-induced Hopf bifurcation of an SVEIR computer virus model with nonlinear incidence rate

Zhao, Tao, Zhang, Zizhen, Upadhyay, Ranjit Kumar

Journal:

Advances in Difference Equations

Year:

2018

Language:

english

File:

PDF, 2.08 MB

english, 2018

30

Modeling and control of computer virus attack on a targeted network

Upadhyay, Ranjit Kumar, Singh, Prerna

Journal:

Physica A: Statistical Mechanics and its Applications

Year:

2020

File:

PDF, 908 KB

2020

31

Complex Population Dynamics in Heterogeneous Environments: Effects of Random and Directed Animal Movements

Rai, Vikas, Upadhyay, Ranjit Kumar, Thakur, Nilesh Kumar

Journal:

International Journal of Nonlinear Sciences and Numerical Simulation

Year:

2012

Language:

english

File:

PDF, 1.88 MB

english, 2012

32

Dynamics of generalist predator in a stochastic environment: Effect of delayed growth and prey refuge

Jana, Debaldev, Agrawal, Rashmi, Upadhyay, Ranjit Kumar

Journal:

Applied Mathematics and Computation

Year:

2015

Language:

english

File:

PDF, 1.62 MB

english, 2015

33

Long time dynamics of a three-species food chain model with Allee effect in the top predator

Parshad, Rana D., Quansah, Emmanuel, Black, Kelly, Upadhyay, Ranjit K., Tiwari, S.K., Kumari, Nitu

Journal:

Computers & Mathematics with Applications

Year:

2016

Language:

english

File:

PDF, 5.78 MB

english, 2016

34

Diffusion dynamics of a conductance-based neuronal population

Mondal, Argha, Sharma, Sanjeev Kumar, Upadhyay, Ranjit Kumar, Aziz-Alaoui, M. A., Kundu, Prosenjit, Hens, Chittaranjan

Journal:

Physical Review E

Year:

2019

Language:

english

File:

PDF, 4.19 MB

english, 2019

35

A delayed e-epidemic SLBS model for computer virus

Zhang, Zizhen, Kumari, Sangeeta, Upadhyay, Ranjit Kumar

Journal:

Advances in Difference Equations

Year:

2019

Language:

english

File:

PDF, 3.15 MB

english, 2019

36

Stability and complexity in ecological systems

Ranjit Kumar Upadhyay, S.R.K Iyengar, Vikas Rai

Journal:

Chaos, Solitons & Fractals

Year:

2000

Language:

english

File:

PDF, 195 KB

english, 2000

37

Modeling wetland systems of Keoladeo National Park (KNP), India: the role of space

Upadhyay, Ranjit Kumar, Rai, Vikas, Tiwari, S. K.

Journal:

Wetlands Ecology and Management

Year:

2014

Language:

english

File:

PDF, 8.94 MB

english, 2014

38

Ecological dynamics of age selective harvesting of fish population: Maximum sustainable yield and its control strategy

Jana, Debaldev, Agrawal, Rashmi, Upadhyay, Ranjit Kumar, Samanta, G.P.

Journal:

Chaos, Solitons & Fractals

Year:

2016

Language:

english

File:

PDF, 1.30 MB

english, 2016

39

Conservation of degraded wetland system of Keoladeo National Park, Bharatpur, India

Tiwari, S.K., Upadhyay, Ranjit Kumar

Journal:

Ecological Complexity

Year:

2017

Language:

english

File:

PDF, 6.66 MB

english, 2017

40

Spatial distribution of microalgae in marine systems: A reaction–diffusion model

Upadhyay, Ranjit Kumar, Kumari, Sarita, Kumar, Pramod, Rai, Vikas

Journal:

Ecological Complexity

Year:

2019

Language:

english

File:

PDF, 7.88 MB

english, 2019

41

Exploring dynamical complexity in diffusion driven predator–prey systems: Effect of toxin producing phytoplankton and spatial heterogeneities

Ranjit Kumar Upadhyay, Nitu Kumari, Vikas Rai

Journal:

Chaos, Solitons & Fractals

Year:

2009

Language:

english

File:

PDF, 1.43 MB

english, 2009

42

Predator interference effects on biological control: The “paradox” of the generalist predator revisited

Parshad, Rana D., Bhowmick, Suman, Quansah, Emmanuel, Basheer, Aladeen, Upadhyay, Ranjit Kumar

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2016

Language:

english

File:

PDF, 5.81 MB

english, 2016

43

Dynamics of a modified Hindmarsh–Rose neural model with random perturbations: Moment analysis and firing activities

Mondal, Argha, Upadhyay, Ranjit Kumar

Journal:

Physica A: Statistical Mechanics and its Applications

Year:

2017

Language:

english

File:

PDF, 1.64 MB

english, 2017

44

Chaotic population dynamics and biology of the top-predator

Vikas Rai, Ranjit Kumar Upadhyay

Journal:

Chaos, Solitons & Fractals

Year:

2004

Language:

english

File:

PDF, 391 KB

english, 2004

45

Complex dynamics and synchronization in two non-identical chaotic ecological systems

Ranjit Kumar Upadhyay, Vikas Rai

Journal:

Chaos, Solitons & Fractals

Year:

2009

Language:

english

File:

PDF, 525 KB

english, 2009

46

Disease Spread and Its Effect on Population Dynamics in Heterogeneous Environment

Upadhyay, Ranjit Kumar, Roy, Parimita

Journal:

International Journal of Bifurcation and Chaos

Year:

2016

Language:

english

File:

PDF, 2.26 MB

english, 2016

47

Modeling the virus dynamics in computer network with SVEIR model and nonlinear incident rate

Upadhyay, Ranjit Kumar, Kumari, Sangeeta, Misra, A. K.

Journal:

Journal of Applied Mathematics and Computing

Year:

2017

Language:

english

File:

PDF, 1.00 MB

english, 2017

48

Extinction and coexistence of competing prey species in ecological systems

Upadhyay, Ranjit Kumar, Iyengar, S.R.K.

Journal:

Journal of Computational Methods in Sciences and Engineering

Year:

2006

File:

PDF, 219 KB

2006

49

Spread of a disease and its effect on population dynamics in an eco-epidemiological system

Upadhyay, Ranjit Kumar, Roy, Parimita

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2014

Language:

english

File:

PDF, 2.12 MB

english, 2014

50

DYNAMIC RELATIONSHIP BETWEEN THE MUTUAL INTERFERENCE AND GESTATION DELAYS OF A HYBRID TRITROPHIC FOOD CHAIN MODEL

AGRAWAL, RASHMI, JANA, DEBALDEV, UPADHYAY, RANJIT KUMAR, SREE HARI RAO, V.

Journal:

The ANZIAM Journal

Year:

2018

Language:

english

File:

PDF, 1.57 MB

english, 2018

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