t=0:pi/100:10*pi; x=2*(cos(t)+t*sin(t)); y=2*(sin(t)-t*cos(t)); z=1.5*t; plot3(x,y,z)这个程序如何修改?老是提示Error using ==> mtimesInner matrix dimensions must agree.

matlab 构造向量x=0:pi/10:2*pi Matlab u(x,t)=sin(5*pi*x)cos(5*pi*t)+2sin(7*pi*x)cos(7*pi*t) 其中0 matlab信号处理 程序哪里出错?clear;clc;fs=500;t=0:1/fs:1-1/fs;TempSignal=20*exp(-t/0.03)+20*sin(100*pi*t+(pi/3))+12*sin(200*pi*t+(pi/2))+10*sin(300*pi*t+(pi/6))+6*sin(400*pi*t+(pi/8))+5*sin(500*pi*t+(pi/5)); %[s] = tfd(TempSignal,DecomNum); 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中,x=0:pi/100: 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程序编写和出图u(x,t) = 10 + 5*cos(2*pi*t/T) + (1 + cos(2*pi*t/T))*x/5 + sum{n=1 to n=N} ( (10/pi*n [(T/2*pi) * sin(2*pi*t/T) - (25/(pi*n))^2 cos(2*pi*t/T)] * sin(pi*n*x/25) )I need it once with T=1 and once with T=365.Also for N you can matlab参数方程绘图问题t=0:pi/1000:3*pi k=fix(2*t/pi)+1; y=0.5*sqrt(2)*sin(0.5*k*pi+0.25*pi)+k*sin(t); x=0.5*sqrt(2)*cos(0.5*k*pi+0.25*pi)+k*cos(t); plot(x,y) axis equal 为什么不能运行啊, matlab计算下面的公式.R=0.32;T=12.5;m=0.62;x=(0:pi/100:pi);x2=(0:pi/50:2*pi);l=(2:0.1:12);k1=(2.*pi./l).*(sqrt((sin(x).*cos(x2)-sqrt(3)./2).^2+(sin(x).*sin(x2)).^2));k2=(2.*pi./l).*(cos(x)+0.5);r=(R.*T.^2./(4.*pi.*m.^2)).*(1+0.5.*cos(x)-(sqrt(3 x(t)=cos(2*pi*5*t)+cos(2*pi*10*t)+cos(2*pi*20*t)+cos(2*pi*50*t)傅立叶变换的matlab程序要求生成频谱图 matlab提示Error:Incomplete or misformed expression or statement.x=0:2*pi:100;s=20*(4*x/pi-(1/(2*pi))*sin(8*pi*x/pi);plot(x,s);求指导. matlab中,x=0:pi/100:2*pi,步长是多少?步长具体是什么含义? matlab中plot函数x=0:pi/10:2*pi; 为什么有三个数 用matlab画球谐函数 dz2 图像出错function y;figure;p=-pi:pi/100:pi;t=0:2*pi/150:pi;[P,T]=meshgrid(p,t);theta=pi/2-P;phi=T;R=Ypz(theta,phi);[X,Y,Z]=sph2cart(T,P,R);mesh(X,Y,Z);axis equal;xlabel('X');ylabel('Y');zlabel('Z Matlab 中t=pi*(0:100)/100;是什么意思? PI的 初始值为什么是pi=1#includemain(){int s;float n,t,pi;t=1,pi=0;n=1.0;s=1;while(fabs(t)>1e-6){pi=pi+t;n=n+2;s=-s;t=s/n;}pi=pi*4;printf("pi=%10.6f ",pi);}PI的初始值为什么是 0我看错了 因为PI是SUM sum=sum+T SUM第 MATLAB中dsolve解出的t是什么含义?我使用了dsolve（’Dy = sin(pi*x*y)‘）；然后结果中：atan(2/(1+exp(2*t*pi*x+2*C1*pi*x))*exp(t*pi*x+C1*pi*x),-(exp(2*t*pi*x+2*C1*pi*x)-1)/(1+exp(2*t*pi*x+2*C1*pi*x)))/x/pi有t和c1两个量,c1想 请教老师,三个正弦函数相加后周期 形如 f(t)=100+sin(pi+10)+sin(2pi+10)+sin(3pi+10)的周期求教