IMSECH function /text/scalc/01/func_imsech.xhp
IMSECH function hyperbolic secant;complex number

IMSECH function

Returns the hyperbolic secant of a complex number. The hyperbolic secant of a complex number can be expressed by:
IMSECH equation IMSECH(Complex_number) Complex_number is a complex number whose hyperbolic secant needs to be calculated.

=IMSECH("4-3i")
returns -0.0362534969158689+0.00516434460775318i.
=IMSECH(2)
returns 0.26580222883408 as a string.
IMSECH wiki page. , ,