Method asinh

src/org/opensourcephysics/numerics/Complex.java:717–728

()

  //------------------------------------------------------------------------
  // Inverse hyperbolic trigonometric functions
  public Complex asinh() {
    Complex result;
    //  asinh(z)  =  log(z + sqrt(z*z + 1))
    result = new Complex(((re*re)-(im*im))+1, (re*im)+(im*re));
    result = result.sqrt();
    result.re += re;
    result.im += im;
    double temp = result.arg();
    result.re = Math.log(result.abs());
    result.im = temp;
    return result;
  }

  public Complex acosh() {
    Complex result;