If-and-only-if Definition

conjuntion

(logic) Is equivalent to; implies and is implied by; is true and false in the same cases as.

A rectangle is a square if and only if all four of its sides have the same lengths.
An integer is even if and only if its square is also even.
Wiktionary

If-and-only-if Sentence Examples

  • One can read it as " j double arrow y "; or as " j if and only if y " .

  • Strings are considered false if and only if they are empty. null and undefined are considered false.

  • One can read it as " j double arrow y "; or as " j if and only if y ".

  • With any move, you can swap two adjacent stones' positions - but if and only if the swap makes a string of three or more identical stones.

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Words Starting With

IIF

Words Ending With

FIF

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if-and-only-if

Words Starting With I and Ending With F

Starts With I & Ends With FStarts With IF & Ends With FStarts With I & Ends With IF

Word Length

14 Letter Words14 Letter Words Starting With I14 Letter Words Ending With F