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Fungrim entry: 4d5410

n=sinc(n)=π\sum_{n=-\infty}^{\infty} \operatorname{sinc}(n) = \pi
TeX:
\sum_{n=-\infty}^{\infty} \operatorname{sinc}(n) = \pi
Definitions:
Fungrim symbol Notation Short description
Sumnf(n)\sum_{n} f(n) Sum
Sincsinc(z)\operatorname{sinc}(z) Sinc function
Infinity\infty Positive infinity
Piπ\pi The constant pi (3.14...)
Source code for this entry:
Entry(ID("4d5410"),
    Formula(Equal(Sum(Sinc(n), For(n, Neg(Infinity), Infinity)), Pi)))

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2020-08-27 09:56:25.682319 UTC