Dr. Yogendra Kumar Rajoria

Associate Professor – Basic & Applied Sciences

Dr. Yogendra Kumar Rajoria

Interest Area(s)

Dr. Yogendra Kumar Rajoria, completed his UG & PG from D.S College, Aligarh affiliated to Dr. B. R. Ambedkar University Agra. But the turning point of his life came when he got the opportunity to complete M.Phil. Mathematics with specialization in area of Fluid Dynamics under supervision of Dr. Sanjeev Kumar from IBS Khandari campus, Dr. B. R. Ambedkar University Agra. After completed M.Phil degree. He started teaching Mathematics student of B.Sc. and M.Sc. in duration of 2004 to 2005 in D.S Post Graduate College, Aligarh. He taught B.C.A, B.Sc., PGDM courses in Institute of Information of Management and Technology, Aligarh since 2005 to 2009. He started teaching of Engineering Graduate students in Institute of Technology & Management, Aligarh since 2009 – 2010. He reallocated his job from Aligarh to Meerut for proper guidance of Co-Supervisor Dr.S.R.Singh, C.C.S University, Meerut and supervisor Dr. Seema Saini GEU Dehradun. He taught Engineering Graduate students in Venkateshwara Institute of Technology, Meerut in 2010-2011. During this tenure, Dr. Rajoria registered as a research scholar in Oct 2010, Graphic Era Graphic deemed to be University, Dehradun. Dr. Rajoria has worked as Associate professor and Head of the department of Mathematics in SSLDV Engineering College, Aligarh affiliated to UPTU/MTU/GBTU during 2011 – 2015.

He has completed his Ph.D. research work and got Ph.D. degree on 6 Aug, 2016 under supervision of Dr. Seema Saini and Dr.Anand Chauhan, department of Mathematics, Graphic Era deemed to be University, Dehradun (Accredited by NAAC with Grade A). He has published seven problems as research articles and conferences proceeding in IEEE, Springer books and two other research papers in Scopus indexed journals. He joined and worked Sanskriti University Mathura as Associate Professor and Head of Applied Science in 2016 to 2017. He also presented many research papers in International conferences. He also attended many workshops and conferences.

On 17th July, 2017 he joined K. R. Mangalam University as an Assistant Professor of Mathematics in School of Basic & Applied Sciences. He is currently teaching Mathematics courses to M.Sc. Mathematics, B.Sc.(H) Mathematics, and B.Tech students. Apart from teaching, he is also involved in research work in the field of Biomathematics, Fuzzy Inventory modelling and supervising students for Ph.D. degree, M.Sc. (Mathematics). He is also involved in numerous activities of the University.

  • Ph.D. (Mathematics) [6th Aug, 2016] {Graphic Era deemed to be University, Dehradun Section 3 of the UGC Act, 1956 vide Notification F.9-48/2007-U.3 (A) dated August 14, 2008 and approved by Ministry of Human Resource Development, Government of India. In 2015 Graphic Era University was accredited by NAAC with grade ‘A’}. Thesis title: “Development of Inventory Models with Deteriorating Items with Shortages under Inflation”.
  • M. Phil. (Mathematics) [2003] Institute of Basic Science, Dr. Bhim Rao Ambedkar University, Formerly Agra University
    Dissertation title: “Viscous incompressible fluid through porous medium with computational analysis”
  • M. Sc. (Mathematics) [2002] Dharam Samaj Post Graduate College, Aligarh, affiliated to Dr. Bhim Rao Ambedkar University, Agra, U.P, India.
  • B. Sc. (Physics, Chemistry, Mathematics) [1999] Dharam Samaj Post Graduate College, Aligarh, affiliated to Dr. Bhim Rao Ambedkar University, Agra, U.P, India.
  • Assistant Professor (Joined on 17th July, 2017) School of Basic & Applied Sciences, K. R. Mangalam University, Gurugram, Haryana-122103, India.
  • Associate Professor& Head of Applied Science Department (10 Aug 2016 – 16 July 2017)
  • Applied Science Department, Sanskriti University, Mathura, U.P – 281401, India.
  • Associate Professor& Head of Applied Science Department (22 Jan 2011 – 30 June 2015)S.S.L.D Varshney Engineering College, Aligarh, U.P-202001, India.
  • Assistant Professor ( 28 July 2010 – 21 Jan 2011)Applied Science Department, Venkateshwara Institute of Technology, Meerut, U.P, India
  • Senior Lecturer (01July 2009 – 10 July 2011)Applied Science Department, Institute of Technology & Management, Aligarh, U.P,
  • Lecturer (17 Sept. 2005 – 30 June 2009)Institute of Information of Management and Technology, Aligarh, U.P, India.
  • Lecturer (1 Aug 2004 – 26 May 2005)Dharam Samaj Post Graduate College, Aligarh, U.P, India.
  • Inventory Control Modelling
  • Fuzzy Inventory Modelling
  • Biomathematics
  • Fluid Dynamics

Research Guidance

  • M.Sc.(Mathematics) Project Guided : 03 Completed
  • B.Sc. (H) (Mathematics) Project Guided : 03 perusing
  • Ph.D. (Mathematics) Guided : 02 Perusing,: 01 Awarded

Research Activities

(a) Presentations in International Conferences

  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model with Stock Dependent Demand and Partial Backlogging under inflation, in International Satellite Seminar on Role of Mathematics in science and Engineering held on May 13-14, 2011 organized by Department of Mathematics, G.E.U., Dehradun, U.K, India.
  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model with Stock and Time Dependent Demand for Decaying Items under two Storage in International Conference Mathematical Technique in Engineering Application (ICMTEA-2013) held on Oct 24-25, 2013 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.
  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model for Deteriorating Items with Time and Stock-Dependent Consumption Rate and Shortages Under Inflation And Time Discounting, International Conference (Scopus indexed) M3HPCST 2015 held on 27-29 Dec, 2015 organized by Department of Mathematics, R.K.J.I.T Ghaziabad, U.P, India.
  • Rajoria Y.K, Saini. S, Singh S.R,: A Production Inventory Model for Deteriorating Item with Time Varying Holding Cost, in International Conference Mathematical Technique in Engineering Application (ICMTEA-2016) held on March 29-30, 2016 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India,
  • Rajoria Y.K , S. Ravendra, Mauya D “A Mathematical Model to Solve the Nonlinear Burgers’ Equation by Homotopy Perturbation” International Conference Mathematical Technique in Engineering Application (ICMTEA-2018) held on Dec 7-8, 2018 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.
  • Rajoria Y.K presented a paper “Fuzzy EOQ Model for Deteriorating Items With Stock-Dependent Demand and Partial Backlogging, International Conference (ICMMHCST-2020) held on Feb 12-13, 2020 organized by Department of Mathematics, Lakshmi Narain College of technology & Science, Bhopal, M.P, India.
  • Rajoria Y.K presented a paper “An Inventory model with exponential demand for deteriorating items and partial backlogging” 1st International E-Conference on Engineering Science, Technology and Management (IECSTM-2020) held on 28th June 2020.

(b) Presentations in National Seminars/Conferences

  • Rajoria Y.K, Saini. S, Singh S.R, : DST sponsored National Seminar on Recent trends in Mathematical Techniques and their Applications held on April 11, 2011 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.
  • Maurya D, S. Ravendra, Rajoria Y.K, presented a paper entitled “A Mathematical model of Homotopy Perturbation Technique to Solution of Non-linear Fisher Equation” in AMSISEMS-2018, national conference “Advances in Material Sciences & IOT for Smart Environmental Monitoring and Sustainability” held at Lingaya’s Vidyapeeth Faridabad, March 20-21, 2018.
  • Rajoria Y.K, S. Ravendra, Aarya D.D, presented a paper entitled “Modeling and analysis of an inventory model for decaying items with stock dependent demand, lost sales and progressive permissible delay” in AMSISEMS-2018, national conference “Advances in Material Sciences & IOT for Smart Environmental Monitoring and Sustainability” held at Lingayas Vidyapeeth – lingaya’s university ,Faridabad, March 20-21st, 2018.
  • Rajoria Y.K , S. Ravendra, Chauhan A, Preety Poswal presented a paper entitled “A Fuzzy Inventory Model with Time Dependent Demand under Permissible Delay and Inflationary Environment” in Conferences on Mathematical science and Development, Dec 22-24 2018, organized by department of mathematics, Dr. B.R.A University Agra.

(c) Workshops/ FDP Attended

  • Rajoria Y.K: National Conference on Modern Mathematics on Application to Information Technology held on March 8, 2003 organized by Department of Mathematics, R.B.S. College, Agra, U.P, and India.
  • Rajoria Y.K, attend one-week National workshop on Advanced Numerical Techniques and Its Applications held on May 06 – 11, 2019 organized by Graphic Era Hill University, Dehradun, U.K, and India.
  • Rajoria Y.K, attend one-week National workshop on nonlinear functional analysis and its Application workshop held on Feb 19 – 24, 2018 organized by Graphic Era University, Dehradun, U.K, and India.
  • Rajoria Y.K Attended three days FDP on “Mathematical and Computational Modeling” organized by Rajiv Gandhi Prodyogiki Vishwavidyalaya, Bhopal, under TEQIP-III in association with Department of Engineering Mathematics, Lakshmi Narain College of Technology & Science, on 16 to 20 May 2020.
  • Rajoria Y.K Attended one week national UGC Approved Symposium on “Online modes of teaching and learning: A global Perseptive organized by Guru Kashi University, Bhatinda, and Punjab 25 to 29 May 2020.

(d) Professional Society Membership/ Reviewer/ Editorial Board Member of Journal

  • Reviewer of Advances in Science, Technology and Engineering Systems (Scopus Indexed).
  • Membership of International Association of Engineers, (IAENG)
  • Membership of Teaching and Education Research Association (TERA)
  • Editorial Board Member of Journal of American Journal of Applied Mathematics(Scopus indexed) (AJAM); New York, NY 10020, U.S.A
  • NA
Presentations in International Conferences

  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model with Stock Dependent Demand and Partial Backlogging under inflation, in International Satellite Seminar on Role of Mathematics in science and Engineering held on May 13-14, 2011 organized by Department of Mathematics, G.E.U., Dehradun, U.K, India.
  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model with Stock and Time Dependent Demand for Decaying Items under two Storage in International Conference Mathematical Technique in Engineering Application (ICMTEA-2013) held on Oct 24-25, 2013 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.
  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model for Deteriorating Items with Time and Stock-Dependent Consumption Rate and Shortages Under Inflation And Time Discounting, International Conference (Scopus indexed) M3HPCST 2015 held on 27-29 Dec, 2015 organized by Department of Mathematics, R.K.J.I.T Ghaziabad, U.P, India.
  • Rajoria Y.K, Saini. S, Singh S.R,: A Production Inventory Model for Deteriorating Item with Time Varying Holding Cost, in International Conference Mathematical Technique in Engineering Application (ICMTEA-2016) held on March 29-30, 2016 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India,
  • Rajoria Y.K , S. Ravendra, Mauya D “A Mathematical Model to Solve the Nonlinear Burgers’ Equation by Homotopy Perturbation” International Conference Mathematical Technique in Engineering Application (ICMTEA-2018) held on Dec 7-8, 2018 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.

Presentations in National Seminars/Conferences

  • Rajoria Y.K, Saini. S, Singh S.R, : DST sponsored National Seminar on Recent trends in Mathematical Techniques and their Applications held on April 11, 2011 organized by Department of Mathematics, G.E.U, Dehradun, U.K, India.
  • Maurya D, S. Ravendra, Rajoria Y.K, presented a paper entitled “A Mathematical model of Homotopy Perturbation Technique to Solution of Non-linear Fisher Equation” in AMSISEMS-2018, national conference “Advances in Material Sciences & IOT for Smart Environmental Monitoring and Sustainability” held at Lingaya’s Vidyapeeth Faridabad, March 20-21, 2018.
  • *Rajoria Y.K, S. Ravendra, Aarya D.D, presented a paper entitled “Modeling and analysis of an inventory model for decaying items with stock dependent demand, lost sales and progressive permissible delay” in AMSISEMS-2018, national conference “Advances in Material Sciences & IOT for Smart Environmental Monitoring and Sustainability” held at Lingayas Vidyapeeth – lingaya’s university ,Faridabad, March 20-21st, 2018.
  • Rajoria Y.K , S. Ravendra, Chauhan A, Preety Poswal presented a paper entitled “A Fuzzy Inventory Model with Time Dependent Demand under Permissible Delay and Inflationary Environment” in Conferences on Mathematical science and Development, Dec 22-24 2018, organized by department of mathematics, Dr. B.R.A University Agra.

Workshops/Conferences Attended

  • Rajoria Y.K: National Conference on Modern Mathematics on Application to Information Technology held on March 8, 2003 organized by Department of Mathematics, R.B.S. College, Agra, U.P, India.
  • Rajoria Y.K, attend one-week National workshop on Advanced Numerical Techniques and Its Applications held on May 06 – 11, 2019 organized by Graphic Era Hill University, Dehradun, U.K, India.
  • Rajoria Y.K, attend one-week National workshop on nonlinear functional analysis and its Application workshop held on Feb 19 – 24, 2018 organized by Graphic Era University, Dehradun, U.K, India.

Web link

  • Rajoria Y.K, Saini. S, Singh S.R, : Optimal Replenishment Policy for Lifetime Inventory With Partial Backlogging, in Journal of International Transactions in Mathematical Sciences and Computer (UGC Indexed journal), ISSN No.(0974-5068), 5(1), pp 207-116, 2012 (UGC Indexed Journal).
  • Rajoria Y.K, Saini. S, Singh S.R, : An Integrated Inventory Model with Stock Dependent Demand under Inflation and Partial Backlogging, in Journal of Purvanchal Academy of Science, ISSN 0972-3498, 19, pp.57-75, 2013.
  • Rajoria Y.K, Saini. S, Singh S.R, : An Inventory Model with Time Dependent Demand under Inflation and Trade Credits, Proceedings of the Third International Conference on Soft Computing for Problem Solving Springer book (Scopus indexed), Advances in Intelligent Systems and Computing, 259, pp.155-165, ISBN 978-81-322-1768-8 (EBOOK),2014.
  • Rajoria Y.K, Saini. S, Singh S.R,: Two Warehouse Inventory Model with Stock-Level Dependent Demand Rate and Time Varying Holding Cost under Shortages, in IEEE Explore in International Conference Recent Advances and Innovations in Engineering, ICRAIE-2014, (Scopus indexed) Print ISBN: 978-1-4799-4041-7, pp. 1 – 6, 2014.
  • Rajoria Y.K, Singh S.R, Saini. S : An Inventory Model for Decaying Item with Ramp Type Demand under Inflation and Partial Backlogging, in Indian journal of science and technology (Scopus indexed journal) with IF-1.03, 8(12), pp.1-6, ISSN NO. 09745645, 09746846, 2015.
  • Rajoria Y.K, Saini. S, Singh S.R,: EOQ Model For Decaying Items with Power Demand, Partial Backlogging and Inflation, in International Journal of Applied Engineering Research, (Scopus indexed journal), ISSN Number. 0973-4562, 10(9), pp. 22861-22874. 2015.
  • Rajoria Y.K, Saini. S, Chauhan, A : An EOQ Model with Stock and time Dependent Consumption Rate with Shortages under inflationary Environment published in Journal of Graphic Era University, ISSN Number: 0975-1416, Vol. 4, Issue 2, 103-112, 2016.
  • *Rajoria Y.K, Singh. R, Mauya D “A Novel Approach of Homotopy Perturbation Technique to Solution of Non-Linear Fisher Equation” International Journal of Applied Engineering Research, ISSN 0973-4562 Volume 14, Number 4, pp. 957-964, 2019(UGC Indexed Journal).
  • Singh. R, Mauya D, *Rajoria Y.K , “A Mathematical Model to Solve the Nonlinear Burgers’ Equation by Homotopy Perturbation” accepted on 19 Feb 2019 for publication in Journal of Non -linear Studies. (Scopus Indexed Journal).
  • Mauya D, Singh. R and *Rajoria Y.K “A Mathematical Model to Solve the Burgers-Huxley Equation by Using New Homotopy Perturbation Method” accepted in (Scopus indexed Journal), International Journal Mathematical, Engineering and Management in April 2019.
  • Mauya. D, Singh. R and *Rajoria Y.K “A Mathematical Model to solve the reaction diffusion Equation by Using New Homotopy Perturbation Method” published in International Journal of Research in Engineering, IT and Social Sciences, ISSN 2250-0588, Impact Factor: 6.565, Volume 09, Issue 5, May 2019, Page 197-207 in UGC indexed journal.
  • Singh. R, Mauya D, *Rajoria Y.K , “A Mathematical Model to Solve the Nonlinear Burgers’ Equation by Homotopy Perturbation” published in Mathematics in Engineering, Science and Aerospace, (Scopus Indexed Journal) Vol. 11, No. 1, pp. 115-125, 2020, Cambridge, UK; I&S – Florida, USA,
  • Tiwari A, Boadh Rahul Singh Ravendra and *Rajoria Y.K published entitled paper “Analysis of Average Rainfall Phailin Cyclone by using Double Integration Technique”, Int. J. Sci. Res. in Mathematical and Statistical Sciences Vol 7 (2), pp.82-85, 2020.
  • Yadav D, Boadh Rahul, Singh Ravendra, and *Rajoria Y.K published entitled paper “A Comparative Analysis for the Solution of Transportation Model by Various Methods” in Journal of Xi’an University of Architecture & Technology (Scopus Indexed Journal), 6 (12), pp.825-832,2020.
  • Sharma Neelam, Singh, Ravendra, Rajoria Y.K P. Rajendra , Boadh Rahul published “Coupled WRF-AERMOD modeling system by using Dispersion of Air Pollutant and Generation of Gridded Emission Inventory of NOX over Faridabad and Gurugram”, International Journal of Scientific Research & Management Studies Vol 8 (1), 01-12, 2021.