String Diagrams for Physical Duoidal Categories
Category Theory
2024-07-23 v2
Abstract
We introduce string diagrams for physical duoidal categories (normal -symmetric duoidal categories): they consist of string diagrams with wires forming a zigzag-free partial order and order-preserving nodes whose inputs and outputs form intervals.
Keywords
Cite
@article{arxiv.2406.19816,
title = {String Diagrams for Physical Duoidal Categories},
author = {Mario Román},
journal= {arXiv preprint arXiv:2406.19816},
year = {2024}
}
Comments
26 pages, 11 figures. The author thanks Nayan Rajesh for pointing out a mistake on a previous version of Definition 8.4