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Raspberry Pi 的代码
e0610.m
x=0:0.01:2*pi;r=3./(((cos(x)).^2).^(1/3)+((sin(x)).^2).^(1/3)).^(3/2);
polar(x,r)
e0625.m
t=-pi:pi/200:pi;
comet(t,tan(sin(t))-sin(tan(t)))
normal.m
function y=normal(x)
y=(1/(2*pi)^0.5)*exp(-x.^2/2);
fresnelc.m
function cx = fresnelc(x)
cx = cos(pi * .5 .* x.^2);
fresnels.m
function cx = fresnels(x)
cx = sin(pi * .5 .* x.^2);
fresnelc.m
function cx = fresnelc(x)
cx = cos(pi * .5 .* x.^2);
fresnels.m
function cx = fresnels(x)
cx = sin(pi * .5 .* x.^2);
normal.m
function y=normal(x)
y=(1/(2*pi)^0.5)*exp(-x.^2/2);
dff.m
function c = DFF(f,N)
c(1:N)=0;
for(m=1:N)
for(n=1:N)
c(m)=c(m)+f(n)*exp(-i*m*n*2*pi/N);
end
c(m)=c(m)/N;
end
phi.m
function f=phi(x)
f=1/(sqrt(2*pi))*exp(-x.^2/2);