Andrew Johnpillai

Employment

• Eastern University Sri Lanka Senior Professor in Mathematics
  1996 - Present

Education

• St. Michael’s College G.C.E. (O/L) and G.C.E. (A/L)
  1973 - 1985

Projects & Funding

Projects & funding information is unavailable.

Publications (41)

• FOURTH-ORDER PATTERN FORMING PDES: PARTIAL AND APPROXIMATE SYMMETRIES
  Mathematical Modelling and Analysis 2020 DOI: 10.3846/mma.2020.10115
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• Constitutive thermal laws and the exact solutions of Timoshenko systems
  Indian Journal of Physics 2019 DOI: 10.1007/s12648-019-01449-z
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• Travelling wave group-invariant solutions and conservation laws for θ-equation
  Malaysian Journal of Mathematical Sciences 2019
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• Travelling wave group-invariant solutions and conservation laws for θ-equation
  Malaysian Journal of Mathematical Sciences 2019
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• Exact solutions via invariant approach for Black-Scholes model with time-dependent parameters
  Mathematical Methods in the Applied Sciences 2018 DOI: 10.1002/mma.4903
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• Lie symmetry analysis and group invariant solutions of the nonlinear Helmholtz equation
  K. Sakkaravarthi, Andrew Gratien Johnpillai, A. Durga Devi +2 more
  Applied Mathematics and Computation 2018 DOI: 10.1016/j.amc.2018.03.011
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• Noether Symmetry Analysis of the Dynamic Euler-Bernoulli Beam Equation
  Zeitschrift für Naturforschung A 2016 DOI: 10.1515/zna-2015-0292
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• Symmetry classification and joint invariants for the scalar linear (1+1) elliptic equation
  Communications in Nonlinear Science and Numerical Simulation 2015 DOI: 10.1016/j.cnsns.2014.11.022
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• Fundamental Solution via Invariant Approach for a Brain Tumor Model and its Extensions
  Zeitschrift für Naturforschung A 2014 DOI: 10.5560/zna.2014-0064
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• On the solutions and conservation laws for the Sharma-Tasso-Olver equation
  ScienceAsia 2014 DOI: 10.2306/scienceasia1513-1874.2014.40.451
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• On Linearization by Generalized Sundman Transformations of a Class of Li�nard Type Equations and Its Generalization
  Applied Mathematics & Information Sciences 2013 DOI: 10.12785/amis/070627
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• Classification of Static Spherically Symmetric Spacetimes by Noether Symmetries
  International Journal of Theoretical Physics 2013 DOI: 10.1007/s10773-013-1656-6
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• Symmetry reduction, exact group-invariant solutions and conservation laws of the Benjamin–Bona–Mahoney equation
  Applied Mathematics Letters 2013 DOI: 10.1016/j.aml.2012.10.012
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• Exact Group Invariant Solutions and Conservation Laws of the Complex Modified Korteweg–de Vries Equation
  Zeitschrift für Naturforschung A 2013 DOI: 10.5560/zna.2013-0027
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• Symmetry Reductions, Exact Solutions, and Conservation Laws of a Modified Hunter-Saxton Equation
  Abstract and Applied Analysis 2013 DOI: 10.1155/2013/204746
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• Approximate conservation laws of nonlinear perturbed heat and wave equations
  Nonlinear Analysis: Real World Applications 2012 DOI: 10.1016/j.nonrwa.2012.04.011
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• Solutions of the perturbed Klein-Gordon equations
  Iranian Journal of Science and Technology (Sciences) 2012 DOI: 10.22099/ijsts.2012.2105
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• Symmetry Reductions and Exact Solutions of a Variable Coefficient (2+1)-Zakharov-Kuznetsov Equation
  Mathematical and Computational Applications 2012 DOI: 10.3390/mca17020132
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• Lie point symmetries, partial Noether operators and first integrals of the Painlevé–Gambier equations
  Nonlinear Analysis: Theory, Methods & Applications 2012 DOI: 10.1016/j.na.2011.05.099
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• Chiral Solitons with Bohm Potential by Lie Group Analysis and Traveling Wave Hypothesis
  Romanian Journal of Physics 2012
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