(n.) An invariable quantity; specifically, a function of the coefficients of one or more forms, which remains unaltered, when these undergo suitable linear transformations.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). invariant. Retrieved September 24, 2026, from http://smartdefine.org/invariant/definitions/2023388 |
| Chicago | Webster's. 2011. "invariant" http://smartdefine.org/invariant/definitions/2023388 (accessed September 24, 2026). |
| Harvard | Webster's 2011, invariant, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/invariant/definitions/2023388>. |
| MLA | Webster's. "invariant" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/invariant/definitions/2023388> |