Formula:78

Digital Library of Mathematical Functions ID 1.4.E28

${\displaystyle{\displaystyle\int^{b}_{a}f(\phi(x))\phi^{\prime}(x)\mathrm{d}x=\int^{\phi(b)}_{\phi(a)}f(t)\mathrm{d}t.}}$

Symbols List

• ${\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}$: differential of x
• ${\displaystyle{\displaystyle\int}}$: integral
• ${\displaystyle{\displaystyle\phi(x)}}$: function
 

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