What is Trigonometric interpolation?
In [[maths]], '''Trigonometric interpolation''' is [[interpolation]] with [[Trigonometric polynomial|trigonometic polynomials]]. Interpolation is a way of trying to find values between two known points of data.<ref>{{Cite web|title=What are extrapolation and interpolation?|url=https://www.techtarget.com/whatis/definition/extrapolation-and-interpolation|access-date=2024-03-01|website=WhatIs|language=en}}</ref> In trigonometric interpolation, the values have to be a trigonometric polynomial. <ref>{{Cite web|title=9.5. Trigonometric interpolation — Fundamentals of Numerical Computation|url=https://tobydriscoll.net/fnc-julia/globalapprox/trig.html|access-date=2024-03-01|website=tobydriscoll.net}}</ref> == References == {{reflist}} [[Category:Trigonometry]] {{math-stub}}