Annotations:

Symbols:

$\mathrm{i}$: imaginary unit, $\tan z$: tangent function, $x$: real variable and $y$: real variable

Permalink:

http://dlmf.nist.gov/4.15.F10.mag

Encodings:

Magnified png, Vizualization, pdf

See also:

Annotations for §4.15 and Ch.4