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Fungrim entry: e7a9b1

atan ⁣(x)<π2\left|\operatorname{atan}\!\left(x\right)\right| \lt \frac{\pi}{2}
Assumptions:xRx \in \mathbb{R}
TeX:
\left|\operatorname{atan}\!\left(x\right)\right| \lt \frac{\pi}{2}

x \in \mathbb{R}
Definitions:
Fungrim symbol Notation Short description
Absz\left|z\right| Absolute value
Atanatan ⁣(z)\operatorname{atan}\!\left(z\right) Inverse tangent
ConstPiπ\pi The constant pi (3.14...)
RRR\mathbb{R} Real numbers
Source code for this entry:
Entry(ID("e7a9b1"),
    Formula(Less(Abs(Atan(x)), Div(ConstPi, 2))),
    Variables(x),
    Assumptions(Element(x, RR)))

Topics using this entry

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2019-06-18 07:49:59.356594 UTC