john zhang

Last seen: 4年以上前 | 2020 年からアクティブ

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How to simplify non-linear equations for lsqnonlin
I am now trying to simplify the following non-linear quations for lsqnonlin. Could anyone give me some hint on how to do it? th...

4年以上前 | 1 件の回答 | 0

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solve nonlinear equations with integration where the upper limit is variable
Hi All, I need to solve a group of nonlinear equations with integration where the upper limit is variable. The format is shown ...

4年以上前 | 0 件の回答 | 0

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How can I calculate unknown parameters in a integration with given boundary conditions
Hi I am trying to calculate unknown parameters in a integration with given boundary conditions. The integration and boundary con...

5年弱前 | 1 件の回答 | 0

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