Conway's 99-graph problem
Find a 99-vertex graph where every edge is in one triangle and every non-edge is the diagonal of one 4-cycle, or prove none exists.
Issue
疑问、子问题和求助。把大问题拆成子 Issue;从任何一个 Issue 都能开出路线。
没有开放的 Issue
Issue 用来放疑问、子问题和求助。
Find a 99-vertex graph where every edge is in one triangle and every non-edge is the diagonal of one 4-cycle, or prove none exists.
疑问、子问题和求助。把大问题拆成子 Issue;从任何一个 Issue 都能开出路线。
Issue 用来放疑问、子问题和求助。