On invariants for difference equations and systems of difference equations of rational formSAHADEVAN, R.Journal of mathematical analysis and applications. 1999, Vol 233, Num 2, pp 498-507, issn 0022-247XArticle

Higher dimensional integrable mappings derived from coupled discrete nonlinear Schrödinger equationsSAHADEVAN, R; RAJAKUMAR, S.Journal of mathematical physics. 2009, Vol 50, Num 4, issn 0022-2488, 042502.1-042502.15Article

Similarity reduction, nonlocal and master symmetries of sixth order Korteweg―deVries equationSAHADEVAN, R; NALINIDEVI, L.Journal of mathematical physics. 2009, Vol 50, Num 5, issn 0022-2488, 053505.1-053505.10Article

Painlevé property of coupled anharmonic oscillators with N degrees of freedomLAKSHMANAN, M; SAHADEVAN, R.Physics letters. A. 1984, Vol 101, Num 4, pp 189-194, issn 0375-9601Article

Master symmetries for Volterra equation, Belov-Chaltikian and Blaszak-Marciniak lattice equationsSAHADEVAN, R; KHOUSALYA, S.Journal of mathematical analysis and applications. 2003, Vol 280, Num 2, pp 241-251, issn 0022-247X, 11 p.Article

On the Painlevé property of the SO(2,1) invariant non-linear σ modelTAMIZHMANI, K. M; SAHADEVAN, R.Journal of physics. A, mathematical and general. 1985, Vol 18, Num 17, pp L1067-L1070, issn 0305-4470Article

Integrable fourth-order difference equationsUMA MAHESWARI, C; SAHADEVAN, R.Journal of physics. A, Mathematical and theoretical (Print). 2010, Vol 43, Num 23, issn 1751-8113, 235203.1-235203.13Article

Painlevé analysis, Lie symmetries, and integrability of coupled nonlinear oscillators of polynomial typeLAKSHMANAN, M; SAHADEVAN, R.Physics reports. 1993, Vol 224, Num 1-2, pp 1-93, issn 0370-1573Article

Generalized Lie symmetries and complete integrability of certain nonlinear Hamiltonian systems with three degrees of freedomLAKSHMANAN, M; SAHADEVAN, R.Journal of mathematical physics. 1991, Vol 32, Num 1, pp 75-83, issn 0022-2488Article

Complete integrability of coupled quartic anharmonic oscillatorsSAHADEVAN, R; LAKSHMANAN, M.Physical review. A, General physics. 1986, Vol 33, Num 5, pp 3563-3566, issn 0556-2791Article

Invariance an integrability: Hénon-Heiles and two coupled quartic anharmonic oscillator systemsSAHADEVAN, R; LAKSHMANAN, M.Journal of physics. A, mathematical and general. 1986, Vol 19, Num 16, pp L949-L954, issn 0305-4470Article

Complete integrability of two-coupled discrete modified Korteweg―de Vries equationsSAHADEVAN, R; BALAKRISHNAN, S.Journal of physics. A, Mathematical and theoretical (Print). 2009, Vol 42, Num 41, issn 1751-8113, 415208.1-415208.11Article

Coupled quartic anharmonic oscillators, Painlevé analysis, and integrabilityLAKSHMANAN, M; SAHADEVAN, R.Physical review. A, General physics. 1985, Vol 31, Num 2, pp 861-876, issn 0556-2791Article

On the conservation laws for nonlinear partial difference equationsUMA MAHESWARI, C; SAHADEVAN, R.Journal of physics. A, Mathematical and theoretical (Print). 2011, Vol 44, Num 27, issn 1751-8113, 275203.1-275203.16Article

Bilinear, trilinear forms, and exact solution of certain fourth order integrable difference equationsSAHADEVAN, R; RAJAKUMAR, S.Journal of mathematical physics. 2008, Vol 49, Num 3, issn 0022-2488, 033517.1-033517.11Article

Similarity reduction, generalized symmetries, recursion operator, and integrability of coupled Volterra systemSAHADEVAN, R; BALAKRISHNAN, S.Journal of mathematical physics. 2008, Vol 49, Num 11, issn 0022-2488, 113510.1-113510.15Article

Continuous nonpoint symmetries of ordinary difference equationsSAHADEVAN, R; KANNAGI, N.Journal of mathematical analysis and applications. 2006, Vol 324, Num 1, pp 199-215, issn 0022-247X, 17 p.Article

Super integrable four-dimensional autonomous mappingsCAPEL, H. W; SAHADEVAN, R; RAJAKUMAR, S et al.Journal of physics. A, Mathematical and theoretical (Print). 2007, Vol 40, Num 20, pp 5373-5394, issn 1751-8113, 22 p.Article

Integrability conditions for nonautonomous quad-graph equationsSAHADEVAN, R; RASIN, O. G; HYDON, P. E et al.Journal of mathematical analysis and applications. 2007, Vol 331, Num 1, pp 712-726, issn 0022-247X, 15 p.Article

Painlevé analysis and integrability of coupled non-linear Schrödinger equationsSAHADEVAN, R; TAMIZHMANI, K. M; LAKSHMANAN, M et al.Journal of physics. A, mathematical and general. 1986, Vol 19, Num 10, pp 1783-1791, issn 0305-4470Article

Nonlocal symmetries and recursion operators : Partial differential and differential-difference equationsSAHADEVAN, R; KHOUSALYA, S; NALINI DEVI, L et al.Journal of mathematical analysis and applications. 2005, Vol 308, Num 2, pp 636-655, issn 0022-247X, 20 p.Article

Nonholonomic deformation of KdV and mKdV equations and their symmetries, hierarchies and integrabilityKUNDU, Anjan; SAHADEVAN, R; NALINIDEVI, L et al.Journal of physics. A, Mathematical and theoretical (Print). 2009, Vol 42, Num 11, issn 1751-8113, 115213.1-115213.13Article

Local and nonlocal symmetries for nonlinear telegraph equationBLUMAN, G. W; TEMUERCHAOLU; SAHADEVAN, R et al.Journal of mathematical physics. 2005, Vol 46, Num 2, pp 1-023505, issn 0022-2488, -023505-12Article

Lie symmetries and the integration of difference equationsQUISPEL, G. R. V; SAHADEVAN, R.Physics letters. A. 1993, Vol 184, Num 1, pp 64-70, issn 0375-9601Article

Restriction fragment length polymorphism typing of clinical isolates of Mycobacterium tuberculosis from patients with pulmonary tuberculosis in Madras, India, by use of direct-repeat probeSAHADEVAN, R; SUJATHA NARAYANAN; PARAMASIVAN, C. N et al.Journal of clinical microbiology (Print). 1995, Vol 33, Num 11, pp 3037-3039, issn 0095-1137Article