Talk:Invalid proof
Sajun.org
I think the two proofs for 1=2 must be kept, since both are valuable for math learning. --Dobrowsky
Talk:Invalid proofSajun.orgI think the two proofs for 1=2 must be kept, since both are valuable for math learning. --Dobrowsky 개인 도구BiO SitesToolbox(편리도구) | |