Fungrim entry: b0f500

\left(s \in \mathbb{Z} \setminus \left\{1\right\} \;\mathbin{\operatorname{and}}\; a \in \mathbb{R} \setminus \{0, -1, \ldots\}\right) \;\implies\; \zeta\!\left(s, a\right) \in \mathbb{R}

TeX:

\left(s \in \mathbb{Z} \setminus \left\{1\right\} \;\mathbin{\operatorname{and}}\; a \in \mathbb{R} \setminus \{0, -1, \ldots\}\right) \;\implies\; \zeta\!\left(s, a\right) \in \mathbb{R}

Definitions:

Fungrim symbol	Notation	Short description
`ZZ`	$\mathbb{Z}$	Integers
`RR`	$\mathbb{R}$	Real numbers
`ZZLessEqual`	$\mathbb{Z}_{\le n}$	Integers less than or equal to n
`HurwitzZeta`	$\zeta\!\left(s, a\right)$	Hurwitz zeta function

Source code for this entry:

Entry(ID("b0f500"),
    Formula(Implies(And(Element(s, SetMinus(ZZ, Set(1))), Element(a, SetMinus(RR, ZZLessEqual(0)))), Element(HurwitzZeta(s, a), RR))),
    Variables(s, a))

Topics using this entry

Hurwitz zeta function

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

2021-03-15 19:12:00.328586 UTC