cospan

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Cobord / Hypergraph

Utilities for cospans, wiring diagrams, frobenius algebras , spans, en operads and petri nets along with more basic utilities for morphisms in (symmetric) monoidal categories, flavors of FinSet, operads and nicely presented monoids

monoid petri-nets span hypergraph symmetric-monoidal-categories operad monoidal-categories frobenius-algebras cospan temperley-lieb brauer en-algebra

Updated May 21, 2025
Rust

sustia-llc / catgraph

Star

Category-theoretic graph structures in Rust — strict Fong & Spivak hypergraph categories (cospans, props, Frobenius), with applied, magnitude, physics, and DL extensions, plus a term-language frontend (print/parse/eval/typed builder)

rust dsl props category-theory graph-theory hypergraph term-rewriting magnitude applied-category-theory compositionality smith-normal-form string-diagrams signal-flow-graphs monoidal-categories cospan frobenius-algebra enriched-categories categorical-deep-learning

Updated Aug 4, 2026
Rust

tsondru / irreducible

Star

Computational irreducibility as functoriality (Gorard arXiv:2301.04690) — Turing machines, cellular automata, hypergraph rewriting, Fong-Spivak Frobenius verification in Rust, built on catgraph

rust cellular-automata functor category-theory turing-machine hypergraph string-rewriting frobenius cobordism cospan wolfram-physics computational-irreducibility gorard catgraph fong-spivak

Updated Aug 2, 2026
Rust

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