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how to rectify the below error..

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Priya M 2021-10-13

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评论： Priya M 2021-10-13

SQLM.m

Here i tried simple ordinary differential equation problem...i got an error..

Please anyone solve my query..and point out my mistakes..

i have attached my code also...

Thank you..

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KSSV 2021-10-13

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https://ww2.mathworks.cn/matlabcentral/answers/1562571-how-to-rectify-the-below-error#answer_807606

在 MATLAB Online 中打开

You need to have the function cheb.m, which you can download from:

https://people.maths.ox.ac.uk/trefethen/cheb.m

and then you need to change this line:

A=D^3+0+a2*D+a3*I;

to

A=D.^3+0+a2.*D+a3.*I;

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Priya M 2021-10-13

sir ,having same error again..

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