Pythagorean theorem
English
A geometrical proof of the Pythagorean theorem.
Alternative forms
- Pythagoras' theorem
Etymology
Named after Pythagoras (from Ancient Greek Πυθαγόρας (Puthagóras)), the Greek mathematician and philosopher who by tradition is credited with the theorem’s discovery and proof.
Proper noun
Pythagorean theorem
- (geometry) A mathematical theorem which states that the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of those of the two other sides.
- The Pythagorean theorem only applies to right triangles.
- (functional analysis) A generalization of the Pythagorean theorem for Euclidean triangles to Hilbert spaces
Translations
mathematical theorem
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