General Numerical Analysis
Math
Forum Internet Mathematics Library..Numerical Analysis
TheoremNet.. 
numericalmathematics.com.. 
 Approximation of pi 
approximation of the area of a circle 
Buffon needle problem 



Kepler's Laws


Discussion of Keplers Laws of Planetary Motion..Univ. of Oregon 
Discussion of Kepler's Laws II 
Discussion of Kepler's Laws..Astronomy course at George Mason Univ. 
Historical page on Kepler's work 
Nice explanation of the laws... 
Another nice presentation from Central Valley Chri stian High School... 
Kepler's Laws from NASA/GSFC w ith QuickTime and AVI formats... 
A proof of Kepler's laws .. 

orbits of the planets and relevant sites

Where are the planet's today?
position of the planets 
position of the planets II 
Welcome to the planets JPL 
 

 and in case you really start getting interested

What are Keplerian Elements?
The earth in space
Mercury's orbital precession
Mercury's orbital precession II
Two body problem..reduced mass ..derivation of equations
A Numerical Calculation of the Nonrelativistic Contribution to the Precession
of Mercury's Perihelion


interpolation and graphics

Fourier Transformations 
 lines and splines 
B-splines and geometry 
Aladdin's Lamp  (Nova Design's newsletter) 
 3D on-line tutorial 
Facial Modeling - spline modeling heads 
article on fonts with links 


Pendulums
experimentalpendulum results 
Nice pendulum demonstration 
simulation
nonlinear dynamics 
nice site for physics(German) 
their pendulum material 
Foucault pendulum 
the inverted pendulum 
matlab material for the inverted pendulum 
Foucault pendulum..Houston museum of natural science 
their home page 
demo of phase space 
pendulum..java applet
applets,..chaotic
pendulums


n - dimensional sphere 
facts about the n dimensional sphere
calculating the volume of the n dimensional sphere


differential equations
Electronic Journal of Diff. Equations
Mathematics of Financial Derivatives
SOS Mathematics ..Differential Equations
Differential equations and the Eiffel Tower
Modelica: Language Design for Multi-Domain Modelling
Differential Equations and Oscillations
The Boston University Ordinary Differential Equations Project
Ordinary Differential Equations..ala computational physics
Ordinary Differential Equations..material at Drexel
Stat/Math Center..Univ. of Indiana
 calculus@internet Mathematica track..
computational science - diff.  equations 
Web Study Guide for o.d.e ..Oregon St. Univ. 

Parallel Computing 
Parallel Algorithms with Appl.to Scietific Computing - Umea Univ. Sweden 
Parallel Computing - Models, Languages, and Architectures..Boston Univ. 
Scientific Computing...high-performance computing ..Aachen 
Designing and Building Parallel Programs 
Internet Parallel Computing Archives...Univ. of Kent 
LAM/MPI Parallel Computing        
Colgate Parallel Computing Laboratory        

non-linear optimization

 Optsolve C++ software for optimization 
 Mathworks optimization toolbox 2.0 
 HQP a solver for sparse nonlinear optimization 
 Method of Feasible Directions..with useful links 
 Algorithmic Solutions 
"Algorithmic Solutions is a full service scientific programming and
 algorithmic development company. We specialize in scientific calculations
 of all kinds --from realistic modeling of complex phenomena to simple
 data reduction and display. We also supply a Windows interface upon request." 
 Nonlinear Optimization Course

 solving systems of linear equations 

'Templates for the solution...' book on iterative methods 
sosmath..systems of linear equations
Uppsala Univ..Department of Scientific Comp. large systems of linear equations
British Columbia Institute of Technology and  nice table of examples of applications 

 Non-linear Systems 
bfraser's Nonlinear Lab



 sound and other signals 

PC magazine sound downloads    
mp3 info 
 how mp3 works
jpeg stuff  for dummies
jpeg info 1