Birla Institute of Technology, Mesra
Dr. Rajnish Kumar
Assistant Professor and In charge, Mathematics
Contact Address
Permanent Address Barbigha, Sheikhpura, Bihar
Local Address Q.No.:-B-1/4, BIT, Mesra, Patna Campus, Patna-14
Phone (Office) 09835494296
Phone Residence 09835494296
Email Id
Joined Institute on : 24-Oct-2007
  Work Experience
Teaching : 09 Years

Research : 09 Years

  Research Areas

Fluid Dynamics, Computational Techniques, Numerical Methods, Operations Research

  Award and Honours
  • University Gold Medal at M. Sc. Level
  1. A. Jayswal, Rajnish Kumar, Some Nondifferentiable Multiobjective Programming under Generalized d-V-type -I Univexity, “Journal of Computational and Applied Mathematics”, 229 (2009) 175-182.
  2. A. Jayswal, D. Kumar, Rajnish Kumar, Second order duality for nondifferentiable multiobjective programming problem involving (F, α, ρ, d)-V-type I functions, “Optimization letters”, 4 (2)(2009), 211-226.
  3. B. G. Prasad, Rajnish Kumar, Unsteady Couette flow through a porous medium in a rotating system, “International Journal of Theoretical and Applied Mechanics”, 5 (2) (2010), 119–132.
  4. B. G. Prasad, Rajnish Kumar, Hydromagnetic Couette flow through a porous medium in a rotating system, “Theor. Appl. Mech. Lett.”, 1, 042005 (2011).
  5. A. Jayswal, Rajnish Kumar, D. Kumar, Multiobjective fractional programming problem involving (p, r) − ρ − (η, θ)-invex function, “Journal of Applied Mathematics and Computation”, 39(1-2) (2012), 35-51.
  1. B. G. Prasad, Rajnish Kumar, MHD Convection Flow in a vertical slot through a Porous Medium, “Theor. Appl. Mech. Lett.”, 2, 052003 (2012).
  2. B. G. Prasad, Rajnish Kumar, Rajshekhar Prasad, MHD forced convection with laminar pulsating flow in a saturated porous channel, “Journal of Indian Mathematical Society”, 80 (1-2) (2013), 157-171.
  3. B. G. Prasad, R. Kumar, and R. S. Prasad, “MHD Forced Convection with Laminar Pulsating Flow in Saturated Porous Circular Tube”, Int. J. of Appl. Math and Mech. 9 (1) (2013) 17-28.
  4. Rajnish Kumar, B.G. Prasad, MHD Pulsatile Flow through a Porous Medium. “J. Appl. Fluid Mech.” , 7 (1),  pp. 63-74, 2014.
  5. Rajnish Kumar, Fauzia Raza, Radiation effect on MHD mixed convection flow of a nanofluid through a porous medium in the presence of chemical reactions, Nanotechnology Research and Practice 2016 (Accepted).
  6. Rakesh Kumar, Rajnish Kumar, Osei Ofosu, Investigation of heat transfer for extruded polymers cooled in water. Journal of Modern Chemistry & Chemical Technology. 6(3), 2015, pp17–23, 
  Current Sponsored Projects
  • “Flow of Fluids over A Stretching/Shrinking Surface: Theoretical & Experimental Considerations”, UGC, Govt. of India, Start-Up-Research Grant No.F.20-1(19)/2012(BSR),  (as Principal Investigator)