18-238f02.jpg
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18-238f02.jpg
Alt text:
Two figures: a Twisted-fat graph and a Feynman diagram.
Caption:
Two figures from the lecture notes show (a) a Twisted-fat graph and (b) a Feynman diagram. (Images by Prof. Pavel Etingof.)
![Two figures: a Twisted-fat graph and a Feynman diagram.](/courses/18-238-geometry-and-quantum-field-theory-fall-2002/04ebf95705c18e00ef2dde0b9c2493e1_18-238f02.jpg)
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