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Substitute a differential expression for a variable subs()
I want to substitute in the following matrix result: A=[diff(theta(t),t) -diff(psi(t),t); -diff(theta(t),t) diff(psi(t),t)] ...
8 years 前 | 1 个回答 | 0
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Symbolic math- substitute a derivative function for a variable - subs
I want to substitute in the following matrix result: A=[diff(theta(t),t) -diff(psi(t),t) -diff(theta(t),t) diff(psi(t),t)] ...
8 years 前 | 1 个回答 | 0
