Gudermannian

See also: gudermannian

English

Alternative forms

gudermannian
gd (abbreviation)

Etymology

Named after Christoph Gudermann (1798–1852), +‎ -ian.

Noun

Gudermannian (plural Gudermannians)

(mathematics) A particular function, $\mathrm {gd} (x)=2\tan ^{-1}e^{x}-{\frac {\pi }{2}}$ .

Further reading

Gudermannian on Wikipedia.Wikipedia

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