代码搜索结果

function cx = fresnels(x) cx = sin(pi * .5 .* x.^2);

t=0:pi/50:2*pi; r=sin(t).*cos(t); polar(t,r,'-*');

[Zreal,Zimag]=pol2cart(-3*pi/4,4)

>> x=[-3:0.2:3]; >>y=1/sqrt(2*pi)*exp(-1/2*x.^2); >> plot(x,y)

>> x=[-3:0.2:3]; >> y=1/sqrt(2*pi)*exp(-1/2*x.^2); >> plot(y)

>> x=[-3:0.2:3]; >>y=1/sqrt(2*pi)*exp(-1/2*x.^2); >> plot(y)

>> h_sin = @(x,y)(sin(x+y)); >> h_sin(pi/3,pi/pi/6)

>> dsolve('Dx = -a*x') >> dsolve('Dx = cos(t)') >> dsolve('D2x = cos(t)') >> dsolve('(Dy)^2 + y^2 = 1','s') >> dsolve('Dy = a*y', 'y(0) = b') >> dsolve('D2y = -a^2*y', 'y(0) = 1', 'D

>> C{1,1} = pi; >> C{1,2} = 1; >> C{1,3} = ispc; >> C{1,4} = magic(3) >> for k = 1:4 x(k) = islogical(C{1,k}); end >> x

n=100000; u=rand(1,n); z=sum(sin(u.*pi/2))*pi/2/n