Brenton LeMesurier


Address: RSS 344
Office Hours: By appointment
Personal Website:


Ph. D. Courant Institute of Mathematical Sciences, New York University, 1986

M. S. Courant Institute of Mathematical Sciences, New York University, 1982

B. Sc. (honours in Pure Mathematics) Australian National University, 1980

Research Interests

  • Numerical and analytical studies of nonlinear differential equations modeling wave propagation and energy transfer in large molecules and optical waveguide arrays.
  • Conservative time discretization methods for Hamiltonian systems of equations.

Courses Taught

Fall 2021

  • MATH 120 Introductory Calculus, Section 5, Monday, Wednesday and Friday 10:00–10:50 and Thursday 9:25–10:40, in MYBK 117.
  • MATH 229 Vector Calculus with Chemical Applications, Monday, Wednesday and Friday 12:00–12:50, and Tuesday and Thursday 12:15–1:30, in MYBK 223.
  • MATH 339 Independent Study in Scientific Computing.

Some course often taught in other semesters

  • MATH 220 Calculus 2
  • MATH 221 Calculus 3
  • MATH 245 Numerical Methods and Mathematical Computing
  • MATH 246 Numerical Methods and Mathematical Computing Lab.
  • MATH 445 Numerical Analysis and MATH 545 Numerical Analysis 1 (which meet together)


A few recent ones (but a bit out of date):

Conservative Unconditionally Stable Discretization Methods for Hamiltonian Equations, Applied to Wave Motion in Lattice Equations Modeling Protein Molecules, Physica D.

Studying Davydov's ODE model of wave motion in alpha-helix protein using exactly energy-momentum conserving discretizations for Hamiltonian systems, Mathematics and Computers in Simulation.