tags:: Mathematics - Category Theory, type/external/reference 1803.05316 Sketches in Compositionality: An Invitation to Applied Category Theory Sketches in Compositionality: An Invitation to Applied Category Theory Sketches in Compositionality [math] Fong](graph/brendan-fong), David I. Spivak library](zotero://select/library/items/Q4UJ7C75), Web library