411 REFERENCE · Wiktionary
Pythagorean trigonometric identity
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Noun
Pythagorean trigonometric identity
en trigonometry The equality , holding for all real and complex x, equivalent to the application of the Pythagorean theorem to the unit circle.
Translations
statement that sum of squares of sine and cosine equals one
Finnish: fi trigonometrinen identiteetti
Polish: pl jedynka trygonometryczna f
en Trigonometric functions
en eponyms