IMARCTAN

IMARCTAN —

IMARCTAN(inumber)

IMARCTAN returns the complex arctangent of the complex number inumber. The branch cuts are on the imaginary axis, below -i and above i.

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

IMARCTAN("1+j") equals 1.0172220+0.4023595j.

IMARCSIN, IMARCCOS.