MATLAB鏁欑▼ R2014a 绛旀�� 鍏?寮犲織娑?matlab2014绛旀�� - 鐧惧害鏂囧簱

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绗�涓�绔?/p>

 

1.

鍒涘缓琛ㄨ揪寮?/p>

 

%

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syms

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x=1; 

y=2; 

z=(sqrt(4*x^2+1)+0.5457*exp(-0.75*x^2-3.75*y^2-1.5*x))/(2*sin(3*y)-1) 

 

 

 

z = 

   -1.4345 

 

 

2.

璁＄畻澶嶆暟

 

x=(-1+sqrt(-5))/4; 

y=x+8+10j 

 

 

 

y = 

   7.7500 +10.5590i 

 

 

3.help

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x=-5:0.1:5; 

y=x; 

[X,Y]=meshgrid(x,y); 

Z=(sin(sqrt(X.^2+Y.^2)))./(sqrt(X.^2+Y.^2)); 

subplot(221); 

surf(X,Y,Z); 

colormap(cool); 

subplot(222); 

plot3(X,Y,Z,'linewidth',4); 

%

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grid on; 

subplot(223); 

meshz(X,Y,Z); %

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subplot(224); 

meshc(X,Y,Z); %

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