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Raspberry Pi 的代码
normal.m
function y=normal(x)
y=(1/(2*pi)^0.5)*exp(-x.^2/2);
ex5_12.m
t=0:pi/50:2*pi;
r=sin(t).*cos(t);
polar(t,r,'-*');
huituhx.m
t=0:0.1:2*pi;
x=cos(2*t).*(cos(t).^2);
y=sin(2*t).*(sin(t).^2);
comet(x,y)
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
fresnelc.m
function cx = fresnelc(x)
cx = cos(pi * .5 .* x.^2);
fresnels.m
function cx = fresnels(x)
cx = sin(pi * .5 .* x.^2);
myerrf.m
function y=myerrf(x)
y=1/sqrt(2*pi)*exp(-x.^2/2);
ex5_12.m
t=0:pi/50:2*pi;
r=sin(t).*cos(t);
polar(t,r,'-*');
myerrf.m
function y=myerrf(x)
y=1/sqrt(2*pi)*exp(-x.^2/2);
sin3.m
function f(t);
t=1:0.01:5;
y=A*sin(2*pi*f*t+p);
plot(t,y)