alleryWhy is "rigorous proof" called a pleonasm in modern mathematics?
AA proof is right or wrong
BRigor needs no axioms
CAll proofs are lengthy
DProofs avoid deduction
Answer & Solution
Correct answer: A. A proof is right or wrong
1. After the axiomatic method, rigor stopped being a matter of degree.
2. A proof is either correct or erroneous.
3. So the word rigorous adds nothing.
_Source: Wikipedia, Mathematics, Rigor_
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