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Department of Physics

Physics 780.20 Computational Physics
Winter, 2009

Welcome to the Physics 780.20 Computational Physics home page!
URL: http://www.physics.ohio-state.edu/~ntg/780/compphys.php
The course information is available here plus lots of supplementary info. Please check this page regularly.

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Assignments In and Out of Class

1094 Sessions

Copies of any handouts are available from Prof. Furnstahl or online below. After the first class, please read the session notes before that session meets.

Date of SessionGuideNotes Packed FilesHandouts
01/05/09 Session 1 notes [pdf] session01.zip Printouts of "area" code [pdf] [ps]; Unix commands [ps]; C++ options [pdf] [ps]; GSL intro [ps]; Other Session 1 code printouts [pdf] [ps]
01/07/09 Session 2 notes [pdf] session02.zip Gnuplot basics [pdf]; Gnuplot tutorial;
01/12/09 Session 3 notes [pdf] session03.zip Fitting with Gnuplot [pdf] [ps]; Formatting with C++ Manipulators (UIC notes) [pdf]; integ_test.cpp and integ_routines.cpp [pdf] [ps] printouts; derivative_test_simple.cpp [pdf] [ps] printout;
01/21/09 Session 4 notes [pdf] session04.zip Gnuplot plot files [pdf] [ps]; Integrals with Singularities [pdf] [ps];
01/23/09 Session 5 notes [pdf] session05.zip Random round-off? [pdf] [ps]; nan_test.cpp [ps], eigen_tridiagonal.cpp [ps], eigen_basis.cpp [ps], and harmonic_oscillator.cpp [ps] printouts
01/30/09 Session 6 notes [pdf] session06.zip diffeq_routines.cpp [ps], diffeq_test.cpp [ps] and new eigen_tridiagonal_class.cpp (with class definition) [ps] printouts
02/04/09 Session 7 notes [pdf] session07.zip diffeq_oscillations.cpp [ps]; eigen_basis_class.cpp (first pass) [ps]
02/09/09 Session 8 notes [pdf] session08.zip Plots of damped oscillations [pdf] [ps]; Circle class and test printout [ps]; filename_test.cpp printout [ps]; GnuplotPipe class printout [ps]; diffeq_pendulum.cpp printout [ps]; nonlinear Mathematica notebook;
02/11/09 Session 9 notes [pdf] session09.zip GSL interpolation [pdf] [ps]; private_vs_public printout [ps]; GslSpline printout [ps]; ode_test.cpp printout [ps];
02/16/09 Session 10 notes [pdf] session10.zip Pendulum Power Spectra [pdf] [ps]; ode_test_class.cpp and classes printout [ps]; multifit_test.cpp printout [ps]; multimin_test.cpp printout [ps];
02/18/09 Session 11 notes [pdf] session11.zip man pages for random, urandom [ps]; gaussian_random.cpp printout [ps]; random_walk.cpp printout [ps]; RandomWalk_test.cpp printout [ps];
02/23/09 Session 12 notes [pdf] session12.zip sampling_test.cpp printout [ps]; ising_model.cpp printout [ps]; ising_opt.cpp printout [ps];
03/04/09 Session 13 notes [pdf] session13.zip autocorrelation_test.cpp printout [ps]; variational_SHO.cpp printout [ps];
03/09/09 Session 14 notes [pdf] session14.zip gdb debugging [pdf]; gdb reference card [ps]; check_primes.cpp printout [ps]; multimin_sa_compare.cpp printout [ps]; square_test.cpp printout [ps]
03/11/09 Session 15 notes [pdf] session15.zip gnuplot 3d plots [pdf] [ps]; PDE code printouts [ps]; deltashell_boundstates.cpp printout [ps];

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Supplementary Readings

A complete copy of M. Hjorth-Jensen's 2008 notes on "Computational Physics" is available as a PDF file.

Class PeriodReadingTopic
01/05/09 M. Hjorth-Jensen, Preface (pdf) and Table of Contents (pdf) Preface and Table of Contents
01/05/09 M. Hjorth-Jensen, Ch. 1 (pdf) Overview of Computational Physics and what is covered.
01/05/09 M. Hjorth-Jensen, Ch. 2 (pdf) C++ and Representation of Numbers.
01/07/09 M. Hjorth-Jensen, Ch. 3 (pdf) Numerical Differentiation.
01/12/09 M. Hjorth-Jensen, Ch. 7 (pdf) Numerical Integration.
01/21/09 M. Hjorth-Jensen, Ch. 4 (pdf) and Ch. 12 (pdf) Linear Algebra and Eigensystems.
01/30/09 M. Hjorth-Jensen, Ch. 13 (pdf) Differential Equations.
02/11/09 M. Hjorth-Jensen, Ch. 6 (pdf) Numerical Interpolation, Extrapolation and Fitting of Data.
02/25/09 M. Hjorth-Jensen, Ch. 8 (pdf) Outline of the Monte-Carlo Strategy
02/25/09 M. Hjorth-Jensen, Ch. 9 (pdf) Random walks and the Metropolis Algorithm
03/02/09 M. Hjorth-Jensen, Ch. 10 (pdf) Monte Carlo Methods in Statistical Physics
03/02/09 M. Hjorth-Jensen, Ch. 11 (pdf) Quantum Monte-Carlo Methods

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Problem Sets and Hints

Click on the problem set number to get a copy of the assignment.

Due DateAssignmentComments
01/20/09 #1 [pdf] hints, suggestions, etc.
02/02/09 #2 [pdf] hints, suggestions, etc.
02/23/09 #3 [pdf] hints, suggestions, etc.
03/06/09 #4 [pdf]  

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Handouts (printed and computer)

General Handouts (printed)

You (mostly) have your choice of postscript (ps) or PDF format.

Last UpdatedHandoutComments
16-Nov-2003 Bash Prompt HOWTO (pdf) Creating and controlling terminal and xterm Bash prompts, compiled by Giles Orr.
01-Jan-2004 C++ Manipulators (pdf) "Formatting with Manipulators" -- brief guide found on the web.
01-Jan-2004 C++ Options (ps) (pdf) "Recommended C++ Options" -- options for g++ (GNU compiler) and icpc (Intel compiler) based on the recommendations in the GSL Reference manual.
07-Mar-2008 GDB Debugger (ps) (pdf) "Using the GDB Debugger" -- A tutorial by example.
01-Jan-2009 Gnuplot basics (pdf) "Plotting Data from a File with Gnuplot"
16-Mar-2006 Gnuplot manual (pdf) "Gnuplot -- An Interactive Plotting Program"
09-Jan-2005 Gnuplot fitting (ps) (pdf) "Finding the Slope of XY Data from a File with Gnuplot"
15-Jan-2007 Gnuplot plot files (ps) (pdf) "Using a Plot File with Gnuplot"
15-May-2008 Gnuplot 3d plots (ps) (pdf) "Three-Dimensional Plots with Gnuplot"
01-Jan-2005 GSL Introduction (ps) GNU Scientific Library description from the online reference manual.
06-Feb-2006 GSL Interpolation (ps) (pdf) "Using GSL Interpolation Functions"
12-Nov-2002 Input in C (ps) (pdf) "Interactive Input in C"
16-Jan-2005 Round-off Errors (ps) (pdf) A simple empirical investigation of the distribution of round-off errors.
09-Jan-2005 Tricky Integrals (ps) (pdf) "Integrals with Singularities or Discontinuous Derivatives"
01-Jan-2005 Unix Commands (ps) "Some Useful Unix Commands" based on various web summaries
19-Feb-2006 Xwin-32 Configuration (pdf) (Word) Configuring and using the Xwin-32 X-windows emulator.

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Computer Codes and Makefiles

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Mathematica Example Notebooks

If you use Internet Explorer on a Windows machine, selecting a Mathematica notebook link should automatically open Mathematica with that notebook. On Macs or linux machines or using other browsers, you can set this behavior.

Last RevisedNotebookComments
02/25/04 Nonlinear Differential Equations Mathematica notebook analyzing the Duffing equation.
02/25/04 Nonlinear Differential Equations: Pendulum Mathematica notebook analyzing the physical pendulum.
04/18/02 Fourier Transform Pictures Mathematica notebook showing in pictures how to project Fourier coefficients.
04/18/02 Square Wave Mathematica notebook showing a square wave being built from sine waves.

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* Downloads

Last RevisedScript/ProgramComments
12/28/05 780archive.pl Perl script to create a compressed tape archive (tar.gz or tarz) file. Make sure it is declared executable (chmod +x 780archive.pl).

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Your comments and suggestions are appreciated.
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OSU Physics: Physics 780.20 Computational Physics.
Last modified: 12:46 pm, December 16, 2009.