Cornell University

Department of Physics

Phys 480/680, Astro 690 February 16, 2000

Computational Physics, Spring 2000

Homework Assignment # 3

(Due Thursday, February 24 at 8:40 am in Lab.)

Agenda and readings for the week of February 1:

The readings are from Numerical Recipes: The Art of Scientific Computing, 2 edition (in Fortran or C).

• Lec7, 02/22: Schrödinger's equation for higher angular momenta ; Matching method for eigenvalue problems, Bracketing of roots
  Reading: 9.0-9.2, 17.0-17.2
• Lab3, 02/24: Spectrum of hydrogen, convergence, stability of solutions, effectiveness of root finders

• Contents
• Getting organized
  • Routine naming conventions
  • p480.h
  • Makefile
• ``schint'': outward Schrödinger integrator
  • ``derivs_Schrodinger''
  • Integrating outward
  • Trapping bugs
  • Packaging a new subroutine
• Debugging ``schint''
• Solving Schrödinger's equation
  • ``func_Schrodinger''
  • ``rtbisp480''
  • ``main''
  • ``zriddrp480''
• Inward Schrödinger integrator
  • Modifying ``schint''
  • Modifying ``func_Schrodinger''
• About this document ...

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