Assumptions:
TeX:
\left|\operatorname{sinc}(z)\right| \le \operatorname{sinc}\!\left(i \left|z\right|\right)
z \in \mathbb{C}Definitions:
| Fungrim symbol | Notation | Short description |
|---|---|---|
| Abs | Absolute value | |
| Sinc | Sinc function | |
| ConstI | Imaginary unit | |
| CC | Complex numbers |
Source code for this entry:
Entry(ID("51f9b4"),
Formula(LessEqual(Abs(Sinc(z)), Sinc(Mul(ConstI, Abs(z))))),
Variables(z),
Assumptions(Element(z, CC)))