Birla Institute of Technology, Mesra Dr. S. Padhi Professor, Mathematics M.Sc, M.Phil, Ph.D Contact Address Permanent Address S/O Sri Bansidhar Padhi Gopal Nagar, Near Gunupur College, Gunupur-765022, Dist. Rayagada, Odisha, India Local Address Department of Mathematics Birla Institute of Technology Mesra, Ranchi-835215, India Phone (Office) +91-651-2275444-4802(Extn) Phone Residence 9430149047, 8292294087, +91-651-2275444-4773(Extn) Email Id spadhi@bitmesra.ac.in Joined Institute on : 6-Jan-2004

 Work Experience Teaching : 19 YearsResearch : 24 Years
 Professional Background Working as a reviewer of Mathematical Review, the largest mathematical research database, monitored by  American Mathematical Society, Providence Rhode Island, USA. Working as a reviewer of Zentralblatt Math., the largest mathematical research database, published by Europian mathematical society, Slovakia. Working as a reviewer of the following International Journals of repute: 1. Applied Mathematics and Computation (Sciencedirect) 2.  Computers and Mathematics with Applications (Sciencedirect) 3.  Journal of Mathematical Analysis and Applications (Sciencedirect) 4. Dynamical Systems with Applications (Dynamic Publishers, Atlanta) 5. Mathematics Computers and Modeling (Sciencedirect) 6.  Electronic Journal of Differential Equations (Texas State University, San Marcos, Texas,USA 7. Electronic Journal of Qualitative Theory of Differential Equations (Bolyai Institute, Hungary) 8. International Journal of Mathematical Modelling, Simulation and Applications (I.K.International, New Delhi), 9. Australian and New Zealand Journal of Industrial and Applied Mathematics(The New Zealand Mathematical Society), 10. Nonlinear Analysis; Theory Methods and Applications (Sciencedirect), 11. Differential Equations and Dynamical Systems, An Int.J(Springer) 12. Central European J. Mathematics (Springer) 13. Mathematica Slovaca (Springer) 14. Czechoslovak Math. Journal (Springer) 15. The Open Applied Mathematics Journal(Bentham Science         Publication) 16. Applied Mathematics Letters (Sciencedirect) 17.  Journal of the Franklyn Institute (Sciencedirect)
 Research Areas Existence Theory of Differential Equations and Difference  Equations, Qualitative Theory of Nonautonomous Differential Equations and Difference Equations: Oscillation Theory, Nonoscillation Theory and Stability of Solutions. Global Attractivity and  Periodic Solutions of Equations in Population Dynamics. Boundary Value Problems, Fractional Differential Equations, Elliptic Equations
 Award and Honours 1.  Best Researcher Award from Berhampur University, January 1999. (Received  a cash prize of Rs.3000/- from Berhampur University for outstanding research in Mathematics in 1999, on the foundation dat of Berhampur University.)    2. BOYSCAST Fellowship from the Department of Science and  Technology, Govt. of India, 2004,  to promote research activity in an Overseas institution.  Under this programme, I  worked in the Department of Mathematics and Statistics, Mississippi State University,  Mississippi State, USA from 23rd March 2005 to 27th May 2006.
 Publications Some Selected Publications:   Seminars/Conferences/Workshops Attended: The followings are some conferences/Seminars/Symposiums/ Workshops I have attended.  Summer school on  Descriptive Set Theory and Applications, from May29-June 16,1995 at ISI, Calcutta. Workshop on Schrodinger Operators and Applications, from December 4-14,1995 at IMSc. Madras and presented a paper. Third International Symposium on  Nonlinear Analysis and Applications to Biomathematics, at Department of Mathematics, Andhra University, Vishakhapatnam, A.P from 11-15, August 1997 and presented a paper on "Third-order delay differential equations". Visited Department of Mathematics, IISc., Bangalore from 1-21Sept.1997 under the IISc-TIFR short term visitors programmer to work in collaboration with Dr. T. Sengadir and the work has appeared in the journal Differential Equations and Dynamical Systems,7(2) (1999), 239-249. 13th annual Ramanujan Mathematical Society conference, at Theruneliveli from 4-6 June 1998 and presented a paper on On oscillatory third order linear differential equations. National conference on mathematical modeling of  biological, ecological and environment systems, held on March 26- 28 , 1999 at the Department of Mathematics, Jadavpur University, Calcutta -700032 and presented a paper on On Third  Order   Delay Differential Equations. International Instructional Workshop on Wavelets and Applications, August 16-27, 1999 at Department of Mathematics, University of  Delhi, Delhi-110 007. Delivered one hour lecture in the National Conference on Recent Developments in Mathematics, from Feb.1-3, 2000 in the Department of Mathematics, Burdwan University, Burdwan , W.B. India. Joint 9th national conference on the Vijnana Parishad of India on applied and Industrial Mathematics and 5th Annual Conference of the Indian Society of information theory and Application, at the Department of Mathematics, Netaji Subhas Institute of Technology, Delhi, from Feb.22-24, 2002 and presented a paper. Participated in the short term course on Modern Mathematical Techniques for Computer Science, Communication and I.T offered by the Department of Mathematics, IIT, Kharagpur during 20 - 31 May 2002. Participated in the international workshop on Mathematica software packages on Hyp and Hypq,  held in Institute of Mathematical Sciences, Chennai from 16-20 September 2002.  Presented a paper in International Conference on Special Functions, 2002 held in Institute of Mathematical Sciences, Chennai from 23-27 September 2002. Participated in Course on Climate Variability Studies in the Ocean, Tracing and    Modelling the Ocean Variability, 16-27 June 2003, held in  International Center for Theoretical Physics, Trieste, Italy. Participated in International workshop in Lie theory, ETH, Zurich, Switzerland from 27th June 2005 to 6th July 2005. Participated in International workshop in Lie theory, University of Geneva, Geneva, Switzerland from 27th June 2005 to 6th July 2005. Participated in the Sixth Mississippi state-UAB conference on Differential equations and Computational Simulations, Department of Mathematics and Statistics, Mississippi State University, MS State, USA, May 13-14, 2005. Delivered one hour lecture on the strong oscillation of solutions of a class of third order ordinary differential equations in the Department of Mathematics and Statistics, Mississippi State University, MSState, USA on November 02, 2005.  Participated in 2006 CNA Summer School - Probabilistic and Analytical Prospectives on Contemporary PDEs in Department of Mathematics, Carnegie Mellon University, Pittsburgh, the USA from May 29-June 6, 2006. Delivered an invited lecture on the topic entitled On the asymptotic behaviour of solutions of third order delay differential equations in the 8-th Colloquium on Qualitative Theory of Differential Equations, Bolyai Institute, Department of Mathematics, University of Szeged, Hungary, 25-28 June 2007. This has been funded by National Board for Higher Mathematics,  Department of Atomic Energy, Government of India, Mumbai-400 001. Delivered a lecture on the topic entitled On the asymptotic behaviour of solutions of third order delay differential equations in the Seminar on Differential Equations in the Institute of Mathematics, Budapest  University of Technology, Budapest, Hungary, from 29-30 June 2007. Delivered one hour lecture on the existence of periodic solutions of first-order functional differential equations with applications in population dynamics on 20th January, Ranchi University, India on the occasion of Mathematics day.  Delivered one lecture on the existence of periodic solutions of first-order dynamic equations on time scales on June 11, 2009 as a speaker at the University of Wyoming, Laramie, Wyoming, U.S.A, on the RMMC Conference on Recent Development on Time Scales, June 09-19, 2009.  Travel grant supported by National Board for Higher Mathematics, Govt. of India, Mumbai-400 001. Delivered one hour lecture on the strong oscillation of solutions of a  class of third order ordinary differential equations in the Department of Mathematics,  Texas State University at San Marcos, San Marcos, USA on June 25, 2009.  The Travel grant supported  by National Board for Higher Mathematics, Govt. of India, Mumbai-400 001. Delivered a talk in the  International Conference on Mathematics of Date, December 331, 2010 to January 04, 2011, Allahabad, India. Delivered an invited talk entitled \emph{Periodic Solutions of Functional Differential Equations" in National Conference on Recent Trends in Mathematical Analysis and Applications, December 22-23,2010, at Berhampur University, Orissa. Delivered a 30 minutes special lecture on the \emph{National Seminar on Differential Equations and Their Applications, February 10-11, 2011 at K.K.College, Velur, India. Delivered an Invited talk on the  Existence of Solutions of functional differential Equations in Sixth International Conference on Dynamical Systems with Applications, 25-28 May 2011 at Moorehouse College, Atlanta, USA. Delivered an Invited on the  Theory of Third Order Differential Equations on 30th  June 2011 in the International meet of mathematicians in the Department of Mathematics, the University of Tennessee at Chattanooga, Tennessee, USA. Delivered a contributed talk on Global attractivity of first order delay differential equations with applications to population dynamics, 9th Colloquium on Qualitative Theory of Differential Equations, June 28 to July 01, 2011 in the Bolyai Institute, University of Szeged, Szeged, Hungary. Delivered an Invited Lecture on  Oscillation Theory of Third Order Differential Equations,  February 06, 2012 in Jharkhand Mathematical Society Mathematics day, St. Xavier's College, Ranchi. Delivered an Invited Lecture on the Oscillation of Solutions of  Differential Equations,18-20 January 2012, International Conference on Nonlinear Functional Analysis,  Institute of Mathematical Sciences, Chennai. Delivered one hour Invited talk on the  Global attractivity of solutions of first-order delay differential equations in population dynamics,  July 21-22, 2012 in the International Conference on Mathematical Analysis and Applications, Department of Mathematics, Berhampur University, Berhampur, India. Delivered an Invited Lecture on the Oscillation of Third-order Differential Equation,  October 29-31,2012, 17th Ramanujan Symposium on Mathematical Analysis and Applications, Ramanujan Institute for Advanced Study in Mathematics, University of Madras, Chennai, India. Delivered one hour Invited talk on the  Global attractivity of solutions of first-order delay differential equations in population dynamics,   March 15-16, 2013 in the International Conference on New Trends in Differential and Difference Equations, Department of Mathematics, the University of Tennessee at Chattanooga, Chattanooga, Tennessee, USA. Delivered two different Invited talk entitled  Oscillation of Third Order Differential Equations and Global attractivity of first-order differential equations in  National Conference on Emerging Trends and Applications of Mathematics to Science and Technology, August 6 - 7, 2013 at P. G. Sacred Heart College, Tirupattur, India. Delivered an invited talk on the Global attractivity of solutions of first-order functional differential equations in the 18th Ramanujan Symposium on Recent Trends in Dynamical Systems and Mathematical Modelling, September 25-27, 2013 at the Ramanujan Institute for Advanced Studies in Mathematics, University of Madras, Chennai, India. Delivered an invited talk on the Third Order Linear Differential Equations: From Algebra to Analysis,  February 08-09, 2014  in the 1st Seminar of Jharkhand Society of Mathematical Sciences, held at Central University of Jharkhand, Ranchi, India. Delivered one invited talk on Positive Solutions of First Order Boundary Value Problems with Riemann Stiletjes Boundary Conditions in The 11th AIMS Conference on Dynamical Systems, Differential Equations and Applications, July 01-05, 2016, Orlando, USA. Delivered an invited talk on  Positive Solutions of First Order Boundary Value Problems with Riemann Stiletjes Boundary Conditions in The 7th International Conference on Functional  Differential Equations and Applications, August 22-26, 2017, Ariel University, Israel. Delivered an invited talk on Dynamics of Models with Allee Effects in The 2nd joint meeting of Czech-Israeli  Conference on Functional  Differential Equations and Application, August 27, 2017, Ariel University, Israel. Delivered an invited talk on  A short course on the Fixed Point Index of ODEs in The Ramanujan Day Seminar, December 22, 2017, Vinoba Bhave University, Hazaribagh, India. Delivered Prof. Ramanath Mohanty memorial lecture on  Applications of Fixed Point Index in Qualitative Study of Solutions of ODEs in 48th Annual Conference of Orissa Mathematical Society during February 04-05, 2018, held at Berhampur, Odisha. I was felicitated in the conference. Delivered one hour invited talk on the Population Dynamics on Faculty Development Programme on 8th August 2018 at Amity University, Ranchi.
 Member of Professional Bodies 1. Working as an International  Scientific Committee member of  "International Arab Conference on Mathematics and Computations",  April 24-26, 2019. The conference website is http://iacmc.zu.edu.jo/eng/? 2. Working as an International  Scientific Committee member of  "7th International Conference on Functional Differential Equations",  April 24-26, 2019, at Ariel University, Israel. Details of the conference can be found in https://olympnonreg.wixsite.com/equations2019 and http://www.ariel.ac.il/projects/math/2019/
 Text and Reference Books Books/Monographs Published: 1. Seshadev Padhi and Smita Pati:  Theory of Third Order Differential Equations, Research Monograph,  Springer India, 2013.  ISBN 978-81-322-1613-1  ISBN 978-81-322-1614-8 (eBook) DOI 10.1007/978-81-322-1614-8 Springer New Delhi Heidelberg New York Dordrecht London.  2. Seshadev Padhi,  John R. Graef and P.D.N.Srinivasu: Periodic Solutions of First Order Functional Differential Equations in Population Dynamics, Springer-Verlag.}       ISBN 978-81-322-1895-1 (eBook)       ISBN 978-81-322-1894-4
 Fellow
 Member, Editorial Board 1.  Guest Editor for the proceedings of "International Arab Conference on Mathematics and Computations",  April 24-26, 2019.  The proposal has been accepted by Springer Nature. The title of the book is "Communications in Mathematical Computations and Applications".  The other  Guest Editors are    Dia Zeidan, German Jordanian University, Jordan ,  Aliaa Burqan, Zarqa University, Jordan and  Peer Ueberholz, Niederrhein University of Applied Sciences, Germany   2.  Guest Editor for the proceedings of "Functional Differential equations and Applications 2019", September 22-27, 2019. The title of the book is "Proceedings on Functional Differential equations and Applications 2019". The proposal has been accepted by Springer Nature. The other Guest Editor is   Prof. Alexander Domoshnitsky