Предикат или квантор?

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March 7, 2023

Posted March 7, 2023 (edited) · Report post

Хотя бы одно (a – есть) эквивалентно тому, что неверно, что каждое (a - не есть).

a1="a1"
a2="a2"

print(((a1==a1) or (a2==a2)) == (not ((a1!=a1) and (a2!=a2)))) #True
print(((a1==a1) or (a2!=a2)) == (not ((a1!=a1) and (a2!=a2)))) #True

Edited March 7, 2023 by ch_19

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