Zulip Chat Archive
Stream: mathlib4
Topic: RING
BANGJI HU (Apr 06 2025 at 06:04):
How to prove that a structure is not a ring in Lean, such as 2Zunion3Z, what definition should be used?
Last updated: Dec 20 2025 at 21:32 UTC
How to prove that a structure is not a ring in Lean, such as 2Zunion3Z, what definition should be used?
Last updated: Dec 20 2025 at 21:32 UTC