plot(r(3),0,'k*')中的r(3)是什么意思?clear,clca=[1,1.4,1.8,2];b=[-2,-0.8,0.4,1.2];p=polyfit(a,b,3);x=0.5:0.01:2.5;y=polyval(p,x);plot(x,y,a,b,'r*')hold onpausexlabel(1.55)y0=polyval(p,1.55)plot(1.55*ones(539),-5:0.01:0.3844,'r-')pauseplot(1.55,

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 22:21:05
plot(r(3),0,'k*')中的r(3)是什么意思?clear,clca=[1,1.4,1.8,2];b=[-2,-0.8,0.4,1.2];p=polyfit(a,b,3);x=0.5:0.01:2.5;y=polyval(p,x);plot(x,y,a,b,'r*')hold onpausexlabel(1.55)y0=polyval(p,1.55)plot(1.55*ones(539),-5:0.01:0.3844,'r-')pauseplot(1.55,
xJ@_EiFNIۈ& EZ#ʆfHxUXY뮢 B]n+e&-LBVk/s,nJTB!q.h.<ݎvrO-ͶXTLÁU7e̟(TkryOX\#:-m)Pz: R)jO%PU;9mkunc5=˨Ȫ|<) ӕ*,e!56Vs oY_ ) Bhwe5Eh8r)D ơ@O! Todϣdx4O `tlW*b$n3^'EWd@wswvѮ

plot(r(3),0,'k*')中的r(3)是什么意思?clear,clca=[1,1.4,1.8,2];b=[-2,-0.8,0.4,1.2];p=polyfit(a,b,3);x=0.5:0.01:2.5;y=polyval(p,x);plot(x,y,a,b,'r*')hold onpausexlabel(1.55)y0=polyval(p,1.55)plot(1.55*ones(539),-5:0.01:0.3844,'r-')pauseplot(1.55,
plot(r(3),0,'k*')中的r(3)是什么意思?
clear,clc
a=[1,1.4,1.8,2];
b=[-2,-0.8,0.4,1.2];
p=polyfit(a,b,3);
x=0.5:0.01:2.5;
y=polyval(p,x);
plot(x,y,a,b,'r*')
hold on
pause
xlabel(1.55)
y0=polyval(p,1.55)
plot(1.55*ones(539),-5:0.01:0.3844,'r-')
pause
plot(1.55,y0,'k*')
plot(0.5:0.01:1.55,y0*ones(106))
ylabel(y0)
pause
plot(x,zeros(201),'k')
r=roots(p)
pause
plot(r(3),0,'k*')
pause
plot(r(3)*ones(501),-5:0.01:0,'k')
xlabel(r(3))

plot(r(3),0,'k*')中的r(3)是什么意思?clear,clca=[1,1.4,1.8,2];b=[-2,-0.8,0.4,1.2];p=polyfit(a,b,3);x=0.5:0.01:2.5;y=polyval(p,x);plot(x,y,a,b,'r*')hold onpausexlabel(1.55)y0=polyval(p,1.55)plot(1.55*ones(539),-5:0.01:0.3844,'r-')pauseplot(1.55,
答案:过了几个月,他们俩又在捐献中心碰面了,男人主动打招呼"嗨,又来献血吗?"

plot(r(3),0,'k*')中的r(3)是什么意思?clear,clca=[1,1.4,1.8,2];b=[-2,-0.8,0.4,1.2];p=polyfit(a,b,3);x=0.5:0.01:2.5;y=polyval(p,x);plot(x,y,a,b,'r*')hold onpausexlabel(1.55)y0=polyval(p,1.55)plot(1.55*ones(539),-5:0.01:0.3844,'r-')pauseplot(1.55, plot中'r*'什么意思matlab 中plot函数中间,'r*',和,'k.',求指教 matlab中的plot(x,y,'k+',x,z,'r')如题,matlab拟合中的plot(x,y,'k+',x,z,已解决,不需要回答了 function mone; k=0:1:11; r=0.00591; m=6674; x=m*(1+r)^k; plot(k,x,y-); end 利用matlab计算含有阶乘的求和运算问题syms k;n=1;for N=0:10:60R=200;r=170;x=N/pi/R^2;E(n)=1/(exp(x*pi*(R^2-r^2)/4)-1)*symsum((x*pi*(R^2-r^2)/4)^k*k*(R^(k+1)-r^(k+1))/factorial(k+1)/R^k,k,1,inf);n=n+1;end plot(E,'-k')Caught std::exceptio matlab函数调用出错,R=30;m=0:R-1;K=1;s=cos(0.075*pi*m);u=rand(1,R)-0.5;x1=s+u;for n=1:500s=cos(0.075*pi*m);K=K+1;y{n}=ensemble_ave(s,R,K);e=MSE(s,y{n});end;subplot(231),plot(s);subplot(232),plot(u);subplot(233),plot(x1);subplot(234),plot(e);subp plot(b,R(1,:),'-g',b,R(2,:),':b',b,R(3,:),'-. plot(x0(1,:),x0(2,:),’r. 关于matlab数组下标小问题程序如下:wt=1:1:180;Y=wt/180;R=500*cos(Y);for i=1:1:180 x(i)=R(i)*cos(i*pi/180.0); y(i)=R(i)*sin(i*pi/180.0);end plot([-250 250],[0 0],'k');hold on;grid on;plot([0,0],[-200 200],'k'); hold on;grid on;plot( plot(R(:,1),R(:,2),matlab matlab中plot函数的用法plot(x,y,'r:',x,Y,'b')这句中的r和b都是代表什么意思,plot还有哪些其他用法,求高手详细讲解一些常用的用法 跪求数学高手】R(k+1)·R(k)+R(k+1)·R-3R(k)·R-2R^2=0,由不动点方程怎么得x^2+Rx-3Rx-2R^2...跪求数学高手】R(k+1)·R(k)+R(k+1)·R-3R(k)·R-2R^2=0,由不动点方程怎么得x^2+Rx-3Rx-2R^2=0? 初学matlab,这里是matlab的一段程序,clear all;close all;r=0.02;t=-5:r:5;N=200;w=2*pi;k=-N:N;w=k*w/N;f1= 1/2*exp(-2*t).*stepfun(t,0); F=r*f1*exp(-j*t'*w);F1=abs(F);P1=angle(F);subplot(3,1,1);plot(t,f1);grid on;xlabel('t');ylabel('f(t)');title( matlab中的小问题a=[1101010001110111110010011000010];b=a;Nb=length(b);N=120; x=[1:N]; for k=1:Nc=xor(a,b);D=sum(c);A=Nb-D; %R(k)=(A-D)/(A+D);b=[b(Nb),b(1:Nb-1)];plot(k,R(k),'ro'); hold onendplot(x,R,'g'); grid求运行结果:这个程序是用 matlab 总是报错,问题不难但就是解决不了.function [xR yR]=reference_1(t);r=0.2165; t=0:0.0001:0.5; Phi=4*pi*t.^2;x=r*cos(Phi); y=r*sin(Phi)x1=diff(x,t,2);y1=diff(y,t,2);plot(t,x1,'k');hold on;plot(t,y1,':k');grid这是报错信息,Error 悬殊30,有关matlab的问题,请问 1 t=linspace(0,3*pi,500);y=sin(t);里面为什么要用linspace,它代表什么?2 在subplot(1,3,1),plot(t,y,':r'),ylabel('y')subplot(1,3,2),plot(t,z1,':r'),axis([0 10 -1 1])subplot(1,3,3),plot(t,z2,'-b'),axis([0 matlab 画图,想加图形注释,哪错了?>> x=0:0.1:10;subplot(2,2,1)plot(x,sin(x),'c-.')xlable(‘x’)ylable(‘y’)title(‘sin(x)’)subplot(2,2,2)plot(x,cos(x),'b:')subplot(2,2,3)plot(x,sin(2*x),'r-*')subplot(2,2,4)plot(x,cos(2*x),'g:o')按 matlab句柄图形 绘制圆和球r=5; ang=0:pi/30:2*pi; x=r*sin(ang); y=r*cos(ang); plot(x,y,'b'); hold on plot(x(1),y(1),'r.'); plot(x(1),y(1),'r.');是什么意思?