proof by contradiction
/ˌpruːf baɪ ˌkɒntrəˈdɪkʃən/
proving a statement by showing its negation leads to an impossibility
“The irrationality of √2 is elegantly shown by proof by contradiction.”
Origin: From Latin contradicere to speak against
/ˌpruːf baɪ ˌkɒntrəˈdɪkʃən/
proving a statement by showing its negation leads to an impossibility
“The irrationality of √2 is elegantly shown by proof by contradiction.”
Origin: From Latin contradicere to speak against