principal root
English
Noun
principal root (plural principal roots)
- (mathematics) A nonnegative number which raised to the power n is equal to the radicand of an nth degree root.
- The square roots of 4 are 2 and -2, the principal square root of 4 is 2.
- The 4th roots of 16 are 2 and -2, the principal 4th root of 16 is 2.
Usage notes
Unless specified otherwise, the principal root is often implied when talking about roots.
Translations
number
|
See also
- principal square root
- absolute value
- root
- √
This article is issued from
Wiktionary.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.