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Dewen Yu


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How to calculate a double integral with a subfunction?
I try to calculate a double integral for the subfunction "pattern_element", whose varibles are "theta“ and ”phi”. Both varibles ...

2 years ago | 2 answers | 0

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The last line is wrong. The system reminds that "Input function must return 'double' or 'single' values. Found 'sym'." How can I obtain the constant matrix K after integral ?
%%%%%I would like to obtain the constant matrix K clc clear h=0.03; E=1*10^9; miu=0.3; df1=[1;0;0]; df2=[0;1;0]; e1=[1;0...

4 years ago | 1 answer | 0

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