Keshav Acharya

Assistant Professor of Mathematics
Mathematics Department
Daytona College of Arts & Sciences
Daytona Beach campus


  • Ph.D. - Doctor of Philosophy in Mathematics, University of Oklahoma

  • MA 143: Precalculus Essentials
  • MA 241: Calculus & Analytical Geom I

  1. K. R. Acharya, M. McBride, "Action of complex symplectic matrices on the Siegel upper half space", Linear Algebra and its Applications, Volume 563, 2019, Pages 47-62, https://doi.org/10.1016/j.laa.2018.10.021.
  2. K. R. Acharya, " Titchmarsh-Weyl Theory for vector-valued discrete Schrödinger operators",  Analysis and Mathematical Physics. (2018). PP 1-17, https://doi.org/10.1007/s13324-018-0277
  3. K. R. Acharya, " A note on vector valued discrete Schrodinger operators", Nepali Mathematical Science Report, Vol 34 (2016), no 1&2, 1-10. 
  4. K. R. Acharya, " Remling's theorem on canonical systems", Journal of Mathematical Physics. 57, 023505 (2016); http://dx.doi.org/10.1063/1.4940048
  5. L. Lowder · A. Khalid · D.R. Ferreira · J.L. Bohannon · B. Stutzmann · M.M. Atiqullah · R. Singh · T. Yee · K. R. Acharya ·C.A. Chin · M.A. Karim · R.S. Keyser · D. Colebeck, “Student and faculty perceptions of attendance policies at a polytechnic university”, ASEE’s 122nd Annual Conference & Exposition held in Seattle, Washington on June 14-17, 2015
  6. K. R. Acharya, “Titchmarsh-Weyl theory for canonical systems”, Electronic Journal of Differential Equations, Vol. 2014 (2014), No. 248, pp. 1–13.
  7. K. R. Acharya, “An Alternate Proof of the De Branges Theorem on Canonical Systems,” ISRN Mathematical Analysis, vol. 2014, pp. 1–7, 2014
  8. K. R. Acharya, “Self-Adjoint Extension and Spectral Theory of a Linear Relation in a Hilbert Space,”ISRN Mathematical Analysis, vol. 2014, Article ID 471640, 5 pages, 2014. doi:10.1155/2014/471640



2015-present,  Assistant Professor, Department of Mathematics, Embry-Riddle Aeronautical University, Daytona Beach, FL.

2013-2015,  Lecturer, Department of Mathematics, Kennesaw State University-Marietta Campus,  Marietta, GA.

2007-2013,  Teaching Assistant, Department of Mathematics, University of Oklahoma, Norman, OK.

2006-2007,  Lecturer (Part-Time), Central Department of Mathematics, Tribhuvan University, Kathmandu,  Nepal.

2001-2003,  Chair, Department of Mathematics, Sainik Awasiya Mahavidhyalaya, Sallaghari, Bhaktapur, Nepal.

1998-2003,  Post Graduate Teacher, Sainik Awasiya Mahavidhyalaya, Sallaghari, Bhaktapur, Nepal.


Member,  MAA - Mathematical Association of America

Life member,  NMS - Nepal Mathematical Society