matlab心形线和马鞍面
答:view(50,20);subplot(224);surf (X,Y,Z);title('马鞍面'); xlabel('x');ylabel('y');view(60,10);
答:clear ax1=subplot(1,2,1);t=0:.01*pi:2*pi;f1=polar(t,1+cos(t));title('心形线');legend(f1,'r=1+cost')ax2=subplot(1,2,2);x1=linspace(-40,20,40);y1=linspace(-40,20,40);[xx1,yy1]=meshgrid(x1,y1);zz1=xx1.*yy1;f2=surf(xx1,yy1,zz1);title('马鞍面');...
答:21 2015-11-21 心形线r=a(1-cosθ)在θ=π/2处切线为 1 2015-12-12 常数a>0,心形线r=a(1+cosθ),怎么看出下面的式子... 2014-11-24 求心形线r=a(1-cosθ)在θ=π╱2时候的切线 6 更多类似问题 > 心形线的相关知识2011-11-22 “心形线”的直角坐标方程式 14 2012-01-22 求心形线ρ...
答:f1=polar(t,1+cos(t));title('心形线');legend(f1,'r=1+cost')ax2=subplot(1,2,2);x1=linspace(-40,20,40);y1=linspace(-40,20,40);[xx1,yy1]=meshgrid(x1,y1);zz1=xx1.*yy1;f2=surf(xx1,yy1,zz1);title('马鞍面');legend(f2,'z=x^2-y^2','Location','NorthWest'...
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阳贩19789876887:
使用matlab编程:画出心形线和马鞍面 -
30703步致
: 程序代码和图形如下: %1心形线 clc;clear;close all; i=-pi:0.1:pi; x=2.*(sin(i)-sin(2*i)./2); y=2.*(cos(i)-cos(i).^2); figure(1); plot(x,y);grid on;box on; axis([-3 3 -4.2 1]); title('心形线');xlabel('x');ylabel('y'); %2马鞍面 clc;clear; a=10; b=10; x=-1.5:0.1:1.5; ...
阳贩19789876887:
MATLAB编程:在同一平面的两个窗口分别画出心形线和马鞍面 -
30703步致
: 你的问题确实很麻烦.%问题1. clear ax1=subplot(1,2,1); t=0:.01*pi:2*pi; f1=polar(t,1+cos(t)); title('心形线'); legend(f1,'r=1+cost')ax2=subplot(1,2,2); x1=linspace(-40,20,40); y1=linspace(-40,20,40); [xx1,yy1]=meshgrid(x1,y1); zz1=xx1.*yy1; f2=...
阳贩19789876887:
用matlab画心脏线和马鞍面 -
30703步致
: a=2; t = 0:.01:2*pi; polar(t,a*(1-sin(t)))
阳贩19789876887:
用matlab如何画马鞍面,方程:Z=x^2 - y^2 -
30703步致
:[答案] [x,y]=meshgrid(linspace(-10,10));z=x.^2-y.^2;mesh(x,y,z)
阳贩19789876887:
如何用matlab 7.0画出心形线? -
30703步致
: function CalendarTable; % calendar 日历 % Example: % CalendarTable; S=datestr(now); [y,m,d]=datevec(S); % d is day % m is month % y is year DD={'Sun','Mon','Tue','Wed','Thu','Fri','Sat'}; close all figure; for k=1:7; uicontrol(gcf,'style','text',... 'unit',...
阳贩19789876887:
MATLAB里对心形线的旋转并画出图像.求助 -
30703步致
: 可这样: a=[1 2 4]; fai=[0 pi/3 2*pi/3]; t=0:pi/180:2*pi; for k=3:-1:1 x=a(k)*(2*cos(t)-cos(2*t))-a(k); y=a(k)*(2*sin(t)-sin(2*t)); [s,r]=cart2pol(x,y); polar(s+fai(k),r) hold on axis equal end
阳贩19789876887:
用matlab画x2+y2=rx的圆柱 急!急! -
30703步致
: %% 画圆柱 clc;clear; th=linspace(0,2*pi,100); z=linspace(-1,1,20); R=2; [T,Z]=meshgrid(th,z); X=cos(T)+R/2; Y=sin(T); surf(X,Y,Z); view(45,30);
阳贩19789876887:
matlab画马鞍面z=xy的程序怎么写? -
30703步致
: 命令如下: ezsurf('x*y')
阳贩19789876887:
matlab马鞍图如何做 -
30703步致
: [x,y]=meshgrid(-25:1:25,-25:1:25); z=x.^2/9-y.^2/4; surf(x,y,z) title('马鞍面') grid off
阳贩19789876887:
用matlab如何画马鞍面,方程:Z=x^2 - y^2 -
30703步致
: [x,y]=meshgrid(linspace(-10,10)); z=x.^2-y.^2; mesh(x,y,z)