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Fungrim entry: 7295b5

atan ⁣()=π2\operatorname{atan}\!\left(-\infty\right) = -\frac{\pi}{2}
TeX:
\operatorname{atan}\!\left(-\infty\right) = -\frac{\pi}{2}
Definitions:
Fungrim symbol Notation Short description
Atanatan(z)\operatorname{atan}(z) Inverse tangent
Infinity\infty Positive infinity
Piπ\pi The constant pi (3.14...)
Source code for this entry:
Entry(ID("7295b5"),
    Formula(Equal(Atan(Neg(Infinity)), Neg(Div(Pi, 2)))))

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2020-01-31 18:09:28.494564 UTC