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Raspberry Pi 的代码
08-24.txt
>> x=cos(t);
>> y=sin(t);
>> z=t;
>> ezplot3(x,y,z,[0,6*pi]);
09-09.txt
>> x=[-3:0.2:3];
>> y=1/sqrt(2*pi)*exp(-1/2*x.^2);
>> subplot(1,2,1),plot(x,y,'r--*')
>> subplot(1,2,2),plot(x,y,'r*')
f9_fitness.m
function y=F9_FITNESS(x)
A=2*pi*x;
B=10*cos(A);
C=x.^2-B+10;
y=sum(C);
pf.m
function y=pf(M1,M2,AI,AQ,r)
y=M1.*(1-f(AI))+M2.*(1-f(AQ))-M1.*M2.*(1-2./pi.*(f(AI).*atan(1./r./f(AI))+f(AQ).*atan(r./f(AQ))));
example1_10.m
t=0:pi/20:2*pi;
plot(t,sin(t));
delete(gca);
sinc.m
function y=sinc(x)
% 函数 y=sinc(x)=sin(pi*x)./(pi*x)
% -----------------------
x = x + eps;
y = sin(pi*x) ./ (pi*x);
e7.1-1.rb
#E7.1-1.rb
puts Math.sqrt(2)
puts Math::PI
ex0405.m
%用plot(x1,y1,x2,y2,…)绘制多条曲线
x=0:0.1:2*pi;
plot(x,sin(x),x,cos(x),x,sin(3*x)) %画三条曲线
sinc.m
function y=sinc(x)
% Y=SINC(X), determines the sinc function
y=(sin(pi*x)+(x==0))./(pi*x+(x==0));
fesin.m
function f=fesin(x)
f=exp(-0.5*x).*sin(x+pi/6);