MATLAB菜鸟求助在线等l=0:pi/1000:pi;x=5*cos(l+pi/5);y=a*sin(l);xi=[4,3.86,3.77,3.25,3.01,2.55,2.41,2.33,1.78,1.75,1.33,1.08,0.50,0,-0.09,-0.5,-1.22,-1.3,-1.4,-2.0,-2.5,-3.32,-3.33,-3.58,-3.68,-4.03,-4.20,-4.21,-4.33,-4.35,-4.37,-4.55,-4.57,-4.5

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MATLAB菜鸟求助在线等l=0:pi/1000:pi;x=5*cos(l+pi/5);y=a*sin(l);xi=[4,3.86,3.77,3.25,3.01,2.55,2.41,2.33,1.78,1.75,1.33,1.08,0.50,0,-0.09,-0.5,-1.22,-1.3,-1.4,-2.0,-2.5,-3.32,-3.33,-3.58,-3.68,-4.03,-4.20,-4.21,-4.33,-4.35,-4.37,-4.55,-4.57,-4.5
MATLAB菜鸟求助在线等
l=0:pi/1000:pi;
x=5*cos(l+pi/5);
y=a*sin(l);
xi=[4,3.86,3.77,3.25,3.01,2.55,2.41,2.33,1.78,1.75,1.33,1.08,0.50,0,-0.09,-0.5,-1.22,-1.3,-1.4,-2.0,-2.5,-3.32,-3.33,-3.58,-3.68,-4.03,-4.20,-4.21,-4.33,-4.35,-4.37,-4.55,-4.57,-4.59,-4.60,-4.75,-4.80,-4.83,-4.85,-4.90,-4.95];
yi=[0.05,0.1,0.11,0.22,0.25,0.38,0.4,0.44,0.53,0.57,0.64,0.68,0.72,0.802,0.808,0.833,0.9050,0.940,0.95,0.97,1.0,1.002,0.98,0.99,0.96,0.941,0.924,0.92,0.93,0.91,0.905,0.90,0.85,0.84,0.835,0.830,0.79,0.77,0.75,0.69,0.66];
plot(x,y,xi,yi)
求离散点xi,yi 到 函数 F(x,y)的距离
a就等于1

MATLAB菜鸟求助在线等l=0:pi/1000:pi;x=5*cos(l+pi/5);y=a*sin(l);xi=[4,3.86,3.77,3.25,3.01,2.55,2.41,2.33,1.78,1.75,1.33,1.08,0.50,0,-0.09,-0.5,-1.22,-1.3,-1.4,-2.0,-2.5,-3.32,-3.33,-3.58,-3.68,-4.03,-4.20,-4.21,-4.33,-4.35,-4.37,-4.55,-4.57,-4.5
代码中的a未定义.

MATLAB菜鸟求助在线等l=0:pi/1000:pi;x=5*cos(l+pi/5);y=a*sin(l);xi=[4,3.86,3.77,3.25,3.01,2.55,2.41,2.33,1.78,1.75,1.33,1.08,0.50,0,-0.09,-0.5,-1.22,-1.3,-1.4,-2.0,-2.5,-3.32,-3.33,-3.58,-3.68,-4.03,-4.20,-4.21,-4.33,-4.35,-4.37,-4.55,-4.57,-4.5 matlab出现错误,求大神!在线等d=14.6;d1=14.4;d2=12.4;h1=0.32;L=0.75;h2=5;x1=60;x2=14;h3=13.2;h4=2.2;a=Li=0for h=0:0.2:17.2; i=i+1S0(i)=pi*d2.^2/4+pi*(d.^2-d1.^2)/4;%S1(i)=pi*d*h(i);S2(i)=pi*(d.^2-d1.^2)/4;S3(i)=(h(i)-h1)*L;S4(i)=pi*(d.^2-d 菜鸟求助：matlab中surf函数画参数函数的z如何确定为矩阵?具体程序如下：syms alphb betab X Y Z;rE=4226;e=870;alphb=linspace(-pi/6,pi/6,11);betab=linspace(-pi/8,pi/4,10);[Ab,Bb]=meshgrid(alphb,betab);x=-(rE*cos(Bb)+e).*sin(Ab); MATLAB求解非线性方程求解方程lnx=cosx在区间[pi/4,2pi]的数值解,精确到10的负3次.要有详细的语句,在线等用MATLAB语句写 matlab 构造向量x=0:pi/10:2*pi 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) 菜鸟求一个matlab周期函数指令我参考网上写了 t=0:pi/200:pi/4;f=sin(t+3*pi/8);t_total=0:pi/200:5*pi/2; f_total=remat(f,1,10),但是f_total提示错误, MATLAB中,x=0:pi/100: matlab高手求助,Conversion to double from sym is not possible.syms l;syms t;syms Ommiga_0;syms Ommiga_3;syms d;syms tau;syms ommiga_1;syms ommiga_3;syms U_0;k_1=pi/2/l;k_3=3*pi/2/l;k_2=2*pi/2/l;g=9.8ommiga_1=sqrt(g*k_1*tanh(k_1)*d);ommiga_3=sqrt(g 求助 matlab 高手 Inner matrix dimensions must agreeclc;clear all;lawnum=1;n=6;d=1.5;l=1;kr=0.15;r=kr*l;a=0;tao0=15*pi/180;taoh=2*pi/n;thetah=taoh*d/(1+d);rc=0.94;rpm=10;w=rpm*2*pi/60;th=thetah/w;division=600;j=0;for k=0:taoh/division:taoh;j=j+1;T matlab求助,由参数方程画出三维的区域不是曲线求求各位大虾,但是我的确不会：我的意思是这样的sita1=0:pi/180:pi;sita2=0:pi/180:pi;sita3=0:pi/180:pi;m1=1;m2=1;m3=1;x=m2*cos(sita2).*sin(sita1)+m3*cos(sita1+sita2).*sin( 在线等l=*min;for(i=0;i matlab求助：x=[0,4*pi]; a=sin(x); plot(x,a); 用这个画sin函数 错在哪里? 在线等matlab大牛. 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 matlab L=100;n=0:L-1;w=0.1*pi;xn=cos(w*n);wh=0.54-0.46*cos((2*pi*n)/(L-1));xh=xn*wh;plot(n,xh); 求助：用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用 求助数学高手 d2y/dx2+ky=0, 然后y=? 在线等