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# Fungrim entry: 727f67

Symbol: BesselYDerivative $Y^{(r)}_{\nu}\!\left(z\right)$ Differentiated Bessel function of the second kind
The following table lists all conditions such that BesselYDerivative(nu, z, r) is defined in Fungrim.
Domain Codomain
Numbers
$\nu \in \mathbb{R} \,\mathbin{\operatorname{and}}\, z \in \left(0, \infty\right) \,\mathbin{\operatorname{and}}\, r \in \mathbb{Z}_{\ge 0}$ $Y^{(r)}_{\nu}\!\left(z\right) \in \mathbb{R}$
$\nu \in \mathbb{C} \setminus \left\{0\right\} \,\mathbin{\operatorname{and}}\, z \in \mathbb{C} \,\mathbin{\operatorname{and}}\, r \in \mathbb{Z}_{\ge 0}$ $Y^{(r)}_{\nu}\!\left(z\right) \in \mathbb{C}$
Table data: $\left(P, Q\right)$ such that $\left(P\right) \implies \left(Q\right)$
Definitions:
Fungrim symbol Notation Short description
BesselYDerivative$Y^{(r)}_{\nu}\!\left(z\right)$ Differentiated Bessel function of the second kind
RR$\mathbb{R}$ Real numbers
OpenInterval$\left(a, b\right)$ Open interval
Infinity$\infty$ Positive infinity
ZZGreaterEqual$\mathbb{Z}_{\ge n}$ Integers greater than or equal to n
CC$\mathbb{C}$ Complex numbers
Source code for this entry:
Entry(ID("727f67"),
SymbolDefinition(BesselYDerivative, BesselYDerivative(nu, z, r), "Differentiated Bessel function of the second kind"),
Description("The following table lists all conditions such that", SourceForm(BesselYDerivative(nu, z, r)), "is defined in Fungrim."),
Table(TableRelation(Tuple(P, Q), Implies(P, Q)), TableHeadings(Description("Domain"), Description("Codomain")), List(TableSection("Numbers"), Tuple(And(Element(nu, RR), Element(z, OpenInterval(0, Infinity)), Element(r, ZZGreaterEqual(0))), Element(BesselYDerivative(nu, z, r), RR)), Tuple(And(Element(nu, SetMinus(CC, Set(0))), Element(z, CC), Element(r, ZZGreaterEqual(0))), Element(BesselYDerivative(nu, z, r), CC)))))

## Topics using this entry

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

2019-09-08 12:55:28.957599 UTC