出处 h=2*pi/100;t=0:h:2*pi;r=0:0.05:1;x=r'*cos(t);y=r'*sin(t);z=sqrt(1-x.^2);meshz(x,y,z) matlab数学实验中'*什么意思?

出处 h=2*pi/100;t=0:h:2*pi;r=0:0.05:1;x=r'*cos(t);y=r'*sin(t);z=sqrt(1-x.^2);meshz(x,y,z) matlab数学实验中'*什么意思? matlab rotate程序求大神修改t=0:pi/1000:3.5*pi;k=fix(2*t/pi)+1;x=0.5*sqrt(2)*cos(0.5*k*pi+0.25*pi)+k.*cos(t);y=0.5*sqrt(2)*sin(0.5*k*pi+0.25*pi)+k.*sin(t);h=plot(x,y,'r');m=pi:pi/20:4.5*pi;n=fix(2*m/pi)-1;x0=2*cos(1.25*pi);y0=2*sin(1.25*pi);x2= MATLAB 作图 h=[0:300]; v=2.18025*(h-0.6)*sqrt(h/0.3-(h*h)/0.36)+1.3083*[asin(h/0.6-1)+pi/2];总是提示错误 matlab做傅立叶变换用MATLAB做傅立叶变换,频谱图像不正确 T=4;N=400;t=linspace(-T/2,T/2-T/N,N)';x=sin(pi*t)./(pi*t);h=cos(100*pi*t);y=x+h;z=y+0.5*y.^2;OMG=16*pi;K=200;omg=linspace(-OMG/2,OMG/2-T/N,K)';Z=0*OMG;for k=1:KZ(k)=0 fabs(t)>le# include <stdio.h># include <math.h>void main(){ int s; float n,t,pi; t=1; pi=0; s=1; n=1.0; while(fabs(t)>le-6) { pi=pi+t; n=n+2; s=-s; t=s/n; } pi=pi*4; printf(%f,pi); getch();}用WIN -TC编译结果是 错误 matlab函数lsqnonlin用法,已知函数Y=a(1) +a(2)*H+a(3)*H*H+a(4)*H*H*H+a(5)*sin((2*pi*t)/365)+a(6)*sin((4*pi*t)/365)+a(7)*cos((2*pi*t)/365)+a(8)*cos((4*pi*t)/365)+a(9)*t+a(10)*log(1+t)+a(11)/(t+1).现有N组（H,t,y)值,用最小二乘法子求 求大神帮忙改错,MATLAB程序如下function owen() %自编的czt对比fftclear;clc;t=0:0.001:1; h=3*sin(2*pi*120*t)+2*cos(2*pi*280*t); Fs=1000; f1=100; f2=300; m=length(h); w=exp(-1i*2*pi*(f2-f1)/ 变限积分求道问题对函数 f(t+h)-f(t-h) 在[-h,h]上的积分对h求导.F(h)=∫[-h,h]f(t+h)-f(t-h)dt (其中[-h,h]为积分区间,-h为下限,h为上限)参考答案中：∫[-h,h]f(t+h)dt = ∫[0,2h]f(u)du (做代换u=t+h) ∫[-h,h]f(t+h)dt t1=input('t1=') w=50/3*pi a=2/3*pi for t=0:0.0001:t1 b=2*w*(pi-a)*t/pi c=cos(2/3*pi+b) d=sin(2/3*pit1=input('t1=')w=50/3*pia=2/3*pi for t=0:0.0001:t1b=2*w*(pi-a)*t/pic=cos(2/3*pi+b)d=sin(2/3*pi)h=cos(2/3*pi)[x,y,z]=solve('x^2+y^2+z^2=100^2+170^2','x^ matlab中atan2问题h1 = linspace(0,2*pi,1000); % 输入h的值for i = 1:length(h1)h = h1(i);t=linspace(0,2*pi,50);y=sqrt((cos(t)-0.1*cos(t+h)+0.3*(1+0.25*0.3^2)*cos(2*t)).^2+(0.1*sin(t+h)).^2);imax=find(max(y)==y);fy=-0.1*sin(t+h);fx=cos(t)-0.1*cos( H*H-2H-12=0 Matlab程序报错,高手帮帮忙啊!在线等!h=0:0.01:1.2;y=sqrt(1.78*h-h.^2)*(h-0.89)+asin(h/0.89-1)+pi/2plot(h,y) theta=0:0.01:2*pi; h=legendre(1,cos(theta))./sin(theta); plot(theta,h) (30分) matlab一个程序的每步意义求解释n=20;w=(pi/30:(2*pi-pi/30)/19:2*pi);an=randn(1,20);rad=(-pi:2*pi/19:pi);g=9.8;h=zeros(21,21);j=1;k=1;t=0;x=(-10:10);y=(-10:10);for o=1:300t=t+0.1for m=1:21for n=1:21for i=1:20e=2*pi*rand();a=(w(i)^2)/g;h(j,k) c语言,打印正弦曲线 ,整型数组sin2[100]存放正弦函数的值,假设屏幕共有80列,将区别[-PI,PI]分为80等份#include stdio.h#include math.hconst double PI=3.14159265;main(){int j,k,sin2[100];double x,t;t=__________;for (j=0,x 请大侠看看我的这个matlab程序,中 set(h(1),'markersize',10)中h(1)代表的什么意思,尤其是h后面的1d=pi/8;>> t=0:d:pi/2;>> y=0.2+sin(t);>> s=sum(y);>> s_sa=d*s;>> s_ta=d*trapz(y); >> disp(['sum求的积分',blanks(3),'trapz求的 帮忙做一下MATLAB做题不会让亲白辛苦的.t=-pi:pi/200:8*pi; h=figure(1) set(h,'color',[1 1 1])subplot(1,2,1),plot3(cos(t)sin(t),t,'b-')subplot(1,2,2),comet3(sin(t),cos(t),t) 接下来是要连一条线,让起点和终点用一条线连在 大侠,感谢您帮我解决了这个程序,还有些疑问,望不吝赐教clear;clcsyms nT=300;H=10;t=1;x=0:1:10;for ii=1:length(x)w(ii)=symsum(((-1)^(n+1)*4*T/(2*n-1)/pi)*cos((2*n-1)*pi*x(ii)/2/H)*exp(-((2*n+1)/(2*H)*pi)^2*t),n,1,inf);endplot(x,dou