graph_product (374B)
1 # Graph product 2 3 - [graph_direct_product] 4 - [chromatic_number] is at most the min of the chromatic number of the arguments and the inequality can be strict [shitov2019counterexamples] 5 - [graph_cartesian_product] 6 - [chromatic_number] is the sum of the two chromatic numbers: [Sabidussi's_theorem] 7 - [graph_strong_product] in [dujmovic2025grid] 8 9 Up: [graph_basic_notions]