# Some combinatorial comments on amplitudes

### APA

Yeats, K. (2015). Some combinatorial comments on amplitudes. Perimeter Institute. https://pirsa.org/15050062

### MLA

Yeats, Karen. Some combinatorial comments on amplitudes. Perimeter Institute, May. 28, 2015, https://pirsa.org/15050062

### BibTex

@misc{ pirsa_PIRSA:15050062, doi = {10.48660/15050062}, url = {https://pirsa.org/15050062}, author = {Yeats, Karen}, keywords = {Mathematical physics}, language = {en}, title = {Some combinatorial comments on amplitudes}, publisher = {Perimeter Institute}, year = {2015}, month = {may}, note = {PIRSA:15050062 see, \url{https://pirsa.org}} }

University of Waterloo

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Abstract

I will begin with the perspective that the perturbative expansion is an augmented generating function and then discuss some of the results which follow from this perspective.