Method asin

src/org/opensourcephysics/numerics/Complex.java:600–615

()

  //------------------------------------------------------------------------
  // Inverse trigonometric functions
  public Complex asin() {
    Complex result;
    double tempRe, tempIm;
    //  asin(z)  =  -i * log(i*z + sqrt(1 - z*z))
    tempRe = 1.0-((re*re)-(im*im));
    tempIm = 0.0-((re*im)+(im*re));
    result = new Complex(tempRe, tempIm);
    result = result.sqrt();
    result.re += -im;
    result.im += re;
    tempRe = Math.log(result.abs());
    tempIm = result.arg();
    result.re = tempIm;
    result.im = -tempRe;
    return result;
  }

  public Complex acos() {
    Complex result;