IMCOSH

Engineering Functions:
Function: IMCOSH() - Returns the hyperbolic cosine of a complex number in x + yi or x + yj text format.
(E1): The Hyperbolic Cosine of 3+4i is -6.5806630405512-7.5815527427465i
(E2): The Hyperbolic Cosine of 5-12i is 62.622358839977+39.815433224725i
(E3): The Hyperbolic Cosine of 3.25+7.5i is 4.4766415920626+12.077484018647i
(E4): The Hyperbolic Cosine of 3.25-12.5i is 12.886122813328+0.85394634880448i
(E5): The Hyperbolic Cosine of -3.25+7.5i is 4.4766415920626-12.077484018647i
(E6): The Hyperbolic Cosine of -3.25-7.5i is 4.4766415920626+12.077484018647i
(E7): The Hyperbolic Cosine of 0-j is 0.54030230586814
(E8): The Hyperbolic Cosine of 0-2.5j is -0.80114361554693
(E9): The Hyperbolic Cosine of 0+j is 0.54030230586814
(E10): The Hyperbolic Cosine of 0+1.25j is 0.31532236239527
(E11): The Hyperbolic Cosine of 4 is 27.308232836016
(E12): The Hyperbolic Cosine of -2.5 is 6.1322894796637