M FILES 

example1.m                      (file name)--------------------x=1:5;y=2.^x;plot(x,y)
%TYPE
>> example1
image
*Same as typing in directly
FUNCTIONS
  • Fourier Series expansion for sawtooth wave
term.m (file name) -------------------- function y=term(t,k) y=(2/pi)*(-1)^(k+1); y=y/k; y=y.*sin(k*pi*t);
>> t=-2:0.05:2; >> y1=term(t,1); >> y2=term(t,2); >> plot(t,y1,t,y2) image
example2.m (file name) -------------------- t=-2:0.05:2; y=0*t; for k=1:10 y=y+term(t,k); end plot(t,y)
>> example2 image >> print (prints to printer) >> print sawtooth.ps -dps (dumps postscript)