IMCOTH

IMCOTH —

IMCOTH(inumber)

IMCOTH returns the complex hyperbolic cotangent of the complex number z (inumber) where,

coth(z) = 1/tanh(z).

If inumber is not a valid complex number, IMCOTH returns #VALUE! error.

IMCOTH("1+j") equals 0.868014-0.217622j.

IMSECH, IMCSCH.