代码搜索结果

function [X,Y]=gngauss(m,sgma,s1,s2,k) if nargin==0 m=0; sgma=1; elseif nargin==1 sgma=m;m=0; end U1=uniform(s1,k); Z=sgma*(sqrt((-2)*log(1-U1))); U2=uniform(s2,k); X=m+Z.*cos(2*

#include "iostream.h" int main() { float r; float l; const float pi=3.1415926F; cout r; l=2*pi*r; cout

#include "iostream.h" void main() { float r;//创建一个浮点型变量存放半径 float s;//创建一个浮点型变量存放运算得出的面积结果 const float pi=3.1415926f;//定义常量pi等于3.1415926 cout r; s=pi*r*r;//计算面积 cout

% script that generates the figure 3.4 of Carrier modulation chapter snrindB=0:0.25:18; for i=1:length(snrindB), snr=10^(0.1*snrindB(i)); P2(i)=Qfunct(sqrt(2*snr)); P4(i)=2*Qfunct(sqrt(4*sn

% il3_8fun.m function f=il3_8fun(x,p) f=1/sqrt(2*pi)*exp((-(x-p).^2)/2).*log2(2./(1+exp(-2*x.*p)));

#include #include void main(void) { double pi = 3.14159265; printf("Tangent of pi is %f\n", tan(pi)); printf("Tangent of pi/4 is %f\n", tan(pi / 4.0)); }

t=0:pi/20:2*pi; y1=sin(t); y2=cos(t); figh=figure('Position',[30,100,800,350]); axes('GridLineStyle','-.','XLim',[0,2*pi],'YLim',[-1,1]); line('XData',t,'YData',y1,'LineWidth',2); line(t,y2); g

clf; %清除图形窗口中的内容 x=linspace(0,2*pi,20); y=sin(x); axes('Position',[0.2,0.2,0.2,0.7],'GridLineStyle','-.'); plot(y,x); grid on axes('Position',[0.4,0.2,0.5,0.5]); t=0:pi/1

x=linspace(0,2*pi,60); y=sin(x); hf=figure('Color',[0,1,0],'Position',[1,1,450,250],... 'Name','我的图形窗口','NumberTitle','off','MenuBar','none',... 'KeyPressFcn', 'plot(x,y);axis([0

x=linspace(0,2*pi,1000); y1=0.2*exp(-0.5*x).*cos(4*pi*x); y2=2*exp(-0.5*x).*cos(pi*x); k=find(abs(y1-y2)