A very thorough article with examples of the Feynman trick for integration (differentiation under the integral sign). But even in the simplest cases it is a precious tool.
Zaharia Burghelea “Feynman’s Trick”
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My Science & Epistemology Researches
A very thorough article with examples of the Feynman trick for integration (differentiation under the integral sign). But even in the simplest cases it is a precious tool.
Zaharia Burghelea “Feynman’s Trick”
