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Fungrim entry: 2760e7

Tn ⁣(1)=(1)nT_{n}\!\left(-1\right) = {\left(-1\right)}^{n}
Assumptions:nZn \in \mathbb{Z}
TeX:
T_{n}\!\left(-1\right) = {\left(-1\right)}^{n}

n \in \mathbb{Z}
Definitions:
Fungrim symbol Notation Short description
ChebyshevTTn ⁣(x)T_{n}\!\left(x\right) Chebyshev polynomial of the first kind
Powab{a}^{b} Power
ZZZ\mathbb{Z} Integers
Source code for this entry:
Entry(ID("2760e7"),
    Formula(Equal(ChebyshevT(n, -1), Pow(-1, n))),
    Variables(n),
    Assumptions(Element(n, ZZ)))

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Copyright (C) Fredrik Johansson and contributors. Fungrim is provided under the MIT license. The source code is on GitHub.

2019-09-22 15:43:45.410764 UTC