[goatlover]

Plenty of mathematical proofs have been proven true with 100% certainty. Complicated proofs that involve a lot of steps and checking can have errors. They can also be proven true if exhaustively checked.

[naasking]

> Plenty of mathematical proofs have been proven true with 100% certainty

Solipsists would like to have a word with you...

[griffzhowl]

Tell them to mind their own business ;