if and only if
Meaning in simple English, pronunciation and examples
Pronunciation: US /ɪf ən ˈoʊnli ɪf/ · UK /ɪf ən ˈəʊnli ɪf/
if and only if means: One statement is true exactly when another is true; each requires the other to be true.
conjunction
One statement is true exactly when another is true; each requires the other to be true.
- A number is even if and only if dividing it by two leaves no remainder.
- Two sets are equal if and only if they contain exactly the same elements.
- The statement holds if and only if both conditions are met.
Questions about if and only if
What does if and only if mean?
One statement is true exactly when another is true; each requires the other to be true.
What is if and only if in other languages?
Türkçe: ancak ve ancak · Español: si y solo si · Français: si et seulement si · Deutsch: genau dann wenn · Italiano: se e solo se · 日本語: であるための必要十分条件は
How do you pronounce if and only if?
In American English /ɪf ən ˈoʊnli ɪf/; in British English /ɪf ən ˈəʊnli ɪf/.
How do you use if and only if in a sentence?
A number is even if and only if dividing it by two leaves no remainder. Two sets are equal if and only if they contain exactly the same elements.
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