Last Updated
：2025/11/24
proof by contradiction
Noun
countable
uncountable
Japanese Meaning
背理法（否定仮定から矛盾を導き、その矛盾により命題の正しさを証明する数学・論理学の手法）
（ plural ）
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(mathematics, logic) Proof of a statement adduced by deriving a contradiction from the statement's negation.
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proof by contradiction
The professor demonstrated a proof by contradiction to show that √2 is irrational.
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The professor demonstrated a proof by contradiction to show that √2 is irrational.
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