KnowraSzemerédi–Trotter theoremLinked fromLinked fromThe 5 pages that link to Szemerédi–Trotter theorem, each with the reason it gives.All 5Broader topic 3Related 2Sylvester–Gallai theoremRelated: Both results turn geometric incidence structure into constraints on finite configurations.Big-line-big-clique conjectureRelated: Its incidence estimates offer tools for controlling line-rich point configurations.