Learn How to Integrate x^x with Ease | Expert Tips and Tricks • Physics Forums

Derivative86 · 2004-10-05T03:45:17+00:00

how do you integrate x^x dx? Thx

Thread 'How does time derivative commute from one variable to another?'

I'm reviewing Meirovitch's "Methods of Analytical Dynamics," and I don't understand the commutation of the derivative from r to dr: $$ \mathbf{F} \cdot d\mathbf{r} = m \ddot{\mathbf{r}} \cdot d\mathbf{r} = m\mathbf{\dot{r}} \cdot d\mathbf{\dot{r}} $$

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Learn How to Integrate x^x with Ease | Expert Tips and Tricks

Thread 'How does time derivative commute from one variable to another?'

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