Presented a paper on “A Seventh order Numerical Method for Singular Perturbation Problems”, at ISTAM-2005 held on 14-17, December 2005, IIT, Kharagpur.

Presented a paper on “Numerical solution of Singularly Perturbed Singular Boundary Value Problems via Non-Polynomial Spline”, at ISTAM-2012 held on 17-20, December 2012, D.I.A.T, Pune.

Presented a paper on “Fitted Fourth Order Finite Difference Method for Singularly Perturbed Boundary Value Problems”, at ICOVP – 2015, Kakatiya University, Warangal.

Presented a paper on “Fitted Finite Difference Method for Singularly Perturbed TwoPoint Boundary Value Problems using Polynomial Cubic Spline”, at 2nd International Conference on Advances in Engineering & Technology (ICAET-15), 25-26, Feb 2015, Anjuman College of Engineering & Technology, Nagpur,

Presented a paper on “Computational Method for Singularly Perturbed boundary value problems with dual boundary layer”, Internal Conference on Computational Heat and Mass Transfer, 30th Nov-2nd Dec 2015, N.I.T., Warangal

Presented a paper on “Non-standard finite difference method for two parameter singular perturbation problems”, at CONIAPS XX, 20th International Conference of International Academy of Physical Sciences on Recent Advances in Physical Sciences and Future Challenges”, July 14-16, 2017, Osmania University, Hyderabad.

Presented a paper on “A First order uniform convergent numerical method for singular perturbation problems with an interior layer, International Conference on Computational Fluid Flow and Heat Transfer (CFFHT-2018), March 28-29, 2018, Osmania University, Hyderabad.

Presented a paper on “Numerical treatment of singularly perturbed convectiondiffusion two parameter problems”, Numerical Heat Transfer & Fluid Flow (NHTFF2018), Jan 19-21, 2018.

Presented a paper on Variable Mesh Non-Polynomial Spline Method for Singular Perturbation Problems Exhibiting Twin Layers”, International Conference on Recent Inventions and Innovations in Mathematical Sciences, 28 Feb-1st March 2019, Andhra University, Visakhapatnam.

Presented a paper on “Computational approach of two parameter convection diffusion problems using an adaptive cubic spline” at XXX Congress of APTSMS and International Conference on Mathematics & its Relevance to Science and Engineering, (ICMRSE-2022) March 12-14, 2022, Osmania University, Hyderabad.

Presented a paper on “Numerical study of layer behaviour differential-difference equations having large delay using a trigonometric spline” at International Conference on Mathematics, Statistics & Applications-22 (ICMSA-22) June 10-11, 2022, Vignan University, Guntur.

Presented a paper on “Numerical approach for differential difference equation with an interior layer using nonstandard mixed finite differences” at International Conference on Mathematical Sciences and Emerging Applications in Technology, (ICMSEAT2022) Sept 09-11, 2022, Gitam (Deemed to be University), Hyderabad

Presented a paper on “Computational approach for a layered behaviour differential equation with a large delay” at XXXI Congress of APTSMS and International Conference on Relevancy of Ancient Mathematics to the Current Digital Trends, (ICRAMCDT-2022) December 09-11, 2022, National Sanskrit University, Tirupati.

Presented a paper on “A fitted second order finite difference method for singular perturbation problems exhibiting twin layers”, at 5th National conference on Applicable mathematics in wave mechanics and vibrations, Dept. of Mathematics, Kakatiya University, Warangal on March 13-15, 2010.

Presented a paper on “Solution of Two Point Boundary Value Problem by Galerkin Method by Cubic B Splines”, at 13th Congress of Andhra Pradesh Society for Mathematical Sciences, held on 10-12, December 2004 at Dept. of Mathematics, N.I.T., Warangal.

Presented a paper on “A Fitted Non-Symmetric method for Singular Perturbation Problems” at conference on New Vistas in Computational Fluid Mechanics in Engineering, N.I.T., Warangal, 27-29, 2012.

Presented a paper on “Computational method for singularly perturbed Singular Boundary Value Problems using Non-Polynomial Spline”, at 21st Congress of Andhra Pradesh Society for Mathematical Sciences, held on 7-9, December 2012 at Dept. of Mathematics, SVU University, Tirupati.

Presented a paper on “Variable Mesh Non-Polynomial Spline Method for Singular Perturbation Problems Exhibiting Twin Layers” at APSMS XXII Congress, Anurag Group of Institutions Hyderabad, 13-15, December 2013.

Presented a paper on “Solution of singularly perturbed delay differential equations using Gaussian quadrature”, at National conference on Mathematical Sciences and Applications, Department of Mathematics, University College of Science, Osmania University, July 30-31, 2018.

Presented a paper on “Multiparameter fitting method for singularly perturbed convectiondiffusion problems”, Telangana State Science Congress, National Institute of Technology, Warangal, Dec 22-24, 2018.

Presented a paper on Numerical treatment of singularly perturbed differential difference equations using parametric spline, Recent Advances and Applications in MathematicsNCRAAM-2019, Dept. of Mathematics, Osmania University, Feb 26-27, 2019.

Delivered a lecture(s) on the topic “Linear Programming” in the Three week Industrial Training Programme for the Faculty of Mathematics of Government Polytechnic Colleges in Telangana State Organized by the UGC-HRDC (Academic Staff College), Osmania University, Hyderabad from 01.06.2022 to 21.06.2022

Presented a paper on “Uniform numerical method for singularly perturbed time dependent parabolic differential differential equation with integral boundary condition”, at National conference on Mathematics in the Modern World: Applications and Challenges, Dept. of Mathematics, Osmania University, Hyderabad on Dec 20-21, 2024.