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N. Ramanujam
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- affiliation: Department of Mathematics, Bharathidasan University, Tiruchirappalli, India
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2010 – 2019
- 2017
- [j32]P. Avudai Selvi, N. Ramanujam:
A parameter uniform difference scheme for singularly perturbed parabolic delay differential equation with Robin type boundary condition. Appl. Math. Comput. 296: 101-115 (2017) - 2016
- [j31]P. Avudai Selvi, N. Ramanujam:
An iterative numerical method for singularly perturbed reaction-diffusion equations with negative shift. J. Comput. Appl. Math. 296: 10-23 (2016) - 2013
- [j30]V. Subburayan
, N. Ramanujam:
An Initial Value Technique for Singularly Perturbed Convection-Diffusion Problems with a Negative Shift. J. Optim. Theory Appl. 158(1): 234-250 (2013) - 2012
- [j29]V. Subburayan
Asymptotic Initial Value Technique for singularly perturbed convection-diffusion delay problems with boundary and weak interior layers. Appl. Math. Lett. 25(12): 2272-2278 (2012) - 2011
- [j28]A. Ramesh Babu, N. Ramanujam:
The SDFEM for singularly perturbed convection-diffusion problems with discontinuous source term arising in the chemical reactor theory. Int. J. Comput. Math. 88(8): 1664-1680 (2011) - 2010
- [j27]A. Tamilselvan, N. Ramanujam:
A parameter uniform numerical method for a system of singularly perturbed convection-diffusion equations with discontinuous convection coefficients. Int. J. Comput. Math. 87(6): 1374-1388 (2010)
2000 – 2009
- 2009
- [j26]R. Mythili Priyadharshini, N. Ramanujam:
Approximation of derivative to a singularly perturbed second-order ordinary differential equation with discontinuous convection coefficient using hybrid difference scheme. Int. J. Comput. Math. 86(8): 1355-1365 (2009) - [j25]A. Ramesh Babu, N. Ramanujam:
An almost second order fem for a weakly coupled system of two singularly perturbed differential equations of reaction-diffusion type with discontinuous source term. Neural Parallel Sci. Comput. 17(2): 147-168 (2009) - 2008
- [j24]V. Shanthi, N. Ramanujam:
An asymptotic numerical method for fourth order singular perturbation problems with a discontinuous source term. Int. J. Comput. Math. 85(7): 1147-1159 (2008) - [j23]R. Mythili Priyadharshini, N. Ramanujam:
Hybrid difference schemes for a singularly perturbed second order ordinary differential equation with a discontinuous convection coefficient arising in chemical reactor theory. Neural Parallel Sci. Comput. 16(3): 309-326 (2008) - [j22]V. Shanthi, N. Ramanujam:
An asymptotic hybrid difference scheme for singularly perturbed third and fourth order ordinary differential equations with discontinuous source term. Neural Parallel Sci. Comput. 16(3): 327-336 (2008) - 2007
- [j21]A. Ramesh Babu, N. Ramanujam:
An asymptotic finite element method for singularly perturbed third and fourth order ordinary differential equations with discontinuous source term. Appl. Math. Comput. 191(2): 372-380 (2007) - [j20]T. Valanarasu, N. Ramanujam:
An asymptotic numerical method for singularly perturbed third-order ordinary differential equations with a weak interior layer. Int. J. Comput. Math. 84(3): 333-346 (2007) - 2006
- [j19]V. Shanthi, N. Ramanujam:
Asymptotic numerical method for boundary value problems for singularly perturbed fourth-order ordinary differential equations with a weak interior layer. Appl. Math. Comput. 172(1): 252-266 (2006) - 2004
- [j18]V. Shanthi, N. Ramanujam:
Computational methods for reaction-diffusion problems for fourth order ordinary differential equations with a small parameter at the highest derivative. Appl. Math. Comput. 147(1): 97-113 (2004) - [j17]T. Valanarasu, N. Ramanujam:
An asymptotic initial value method for boundary value problems for a system of singularly perturbed second order ordinary differential equations. Appl. Math. Comput. 147(1): 227-240 (2004) - [j16]T. Valanarasu, N. Ramanujam:
Asymptotic initial-value method for a system of singularly perturbed second-order ordinary differential equations of convection-diffusion type. Int. J. Comput. Math. 81(11): 1381-1393 (2004) - 2003
- [j15]S. Valarmathi, N. Ramanujam:
Computational methods for solving two-parameter singularly perturbed boundary value problems for second-order ordinary differential equations. Appl. Math. Comput. 136(2-3): 415-441 (2003) - [j14]T. Valanarasu, N. Ramanujam:
Asymptotic initial value methods for two-parameter singularly perturbed boundary value problems for second order ordinary differential equations. Appl. Math. Comput. 137(2-3): 549-570 (2003) - 2002
- [j13]Srinivasan Natesan
An asymptotic-numerical method for singularly perturbed Robin problems-I. Appl. Math. Comput. 126(1): 97-107 (2002) - [j12]V. Shanthi, N. Ramanujam:
A numerical method for boundary value problems for singularly perturbed fourth-order ordinary differential equations. Appl. Math. Comput. 129(2-3): 269-294 (2002) - [j11]S. Valarmathi, N. Ramanujam:
A computational method for solving boundary value problems for third-order singularly perturbed ordinary differential equations. Appl. Math. Comput. 129(2-3): 345-373 (2002) - [j10]S. Valarmathi, N. Ramanujam:
An asymptotic numerical fitted mesh method for singularly perturbed third order ordinary differential equations of reaction-diffusion type. Appl. Math. Comput. 132(1): 87-104 (2002) - [j9]V. Shanthi, N. Ramanujam:
Asymptotic numerical methods for singularly perturbed fourth order ordinary differential equations of convection-diffusion type. Appl. Math. Comput. 133(2-3): 559-579 (2002) - [j8]Srinivasan Natesan
"Shooting method" for the solution of singularly perturbed two-point boundary-value problems having less severe boundary layer. Appl. Math. Comput. 133(2-3): 623-641 (2002) - [j7]S. Valarmathi, N. Ramanujam:
Boundary Value Technique for Finding Numerical Solution to Boundary Value Problems for Third Order Singularly Perturbed Ordinary Differential Equations. Int. J. Comput. Math. 79(6): 747-763 (2002) - 2000
- [j6]Srinivasan Natesan
"Booster method" for singularly perturbed robin problems i. Int. J. Comput. Math. 76(2): 191-202 (2000)
1990 – 1999
- 1999
- [j5]Srinivasan Natesan
Improvement of numerical solution of selfadjoint singular perturbation problems by incorporation of asymptotic approximations. Appl. Math. Comput. 98(2-3): 119-137 (1999) - [j4]Srinivasan Natesan
A "Booster method" for singular perturbation problems arising in chemical reactor theory. Appl. Math. Comput. 100(1): 27-48 (1999) - [j3]Srinivasan Natesan
'Shooting method' for singularly perturbed one-dimensional reaction-diffusion neumann problems. Int. J. Comput. Math. 72(3): 383-393 (1999) - 1998
- [j2]Srinivasan Natesan
A computational method for solving singularly perturbed turning point problems exhibiting twin boundary layers. Appl. Math. Comput. 93(2-3): 259-275 (1998) - [j1]N. Ramanujam, Srinivasan Natesan
'Shooting method' for singular perturbation problems arising in chemical reactor theory. Int. J. Comput. Math. 70(2): 251-262 (1998)
Coauthor Index
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