59 citations · 140 across the 11 of their papers we have counts for
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math.QA2009★ 4 cited
Feynman graphs, and nerve theorem for compact symmetric multicategories (extended abstract)
André Joyal, Joachim Kock
We describe a category of Feynman graphs and show how it relates to compact symmetric multicategories (coloured modular operads) just as linear orders relate to categories and root…
math.QA2007★ 59 cited
Polynomial functors and opetopes
Joachim Kock, André Joyal, Michael Batanin +1
We give an elementary and direct combinatorial definition of opetopes in terms of trees, well-suited for graphical manipulation and explicit computation. To relate our definition t…