// TestComplex.java    needs Complex.java compiled


class TestComplex
{
  TestComplex()
  {
    Complex a;
    double val;
    double dval=3.5;
    System.out.println("dval="+dval);
    Complex d = new Complex(1.0);
    System.out.println("d="+d);
    Complex i = new Complex(1); // promote to double
    System.out.println("i="+i);
    Complex b = new Complex(1.0, 2.0);
    System.out.println("b="+b);
    Complex c = new Complex(3.0, 5.0);
    System.out.println("c="+c);
    Complex cc = c;
    System.out.println("cc="+cc+", cc==c is "+(cc==c));
    Complex ccc = new Complex(3.0, 5.0);
    System.out.println("ccc="+ccc+", ccc.equals(c) is "+ccc.equals(c));
    System.out.println("ccc="+ccc+", ccc==c is "+(ccc==c));
    System.out.println();

    System.out.println("b.real()="+b.real());
    System.out.println("b.imaginary()="+b.imaginary());
    System.out.println("b.magnitude()="+b.magnitude());
    System.out.println("b.argument()="+b.argument());
    System.out.println("b.polar()="+b.polar());
    System.out.println("b.polar().cartesian()="+b.polar().cartesian());
    System.out.println();

    a=b.add(c);
    System.out.println("b+c="+a);
    a=b.add(dval);
    System.out.println("b+dval="+a);
    a=b.subtract(c);
    System.out.println("b-c="+a);
    a=b.subtract(dval);
    System.out.println("b-dval="+a);
    a=b.multiply(c);
    System.out.println("b*c="+a);
    a=b.multiply(dval);
    System.out.println("b*dval="+a);
    a=b.divide(c);
    System.out.println("b/dval="+a);
    a=b.divide(dval);
    System.out.println("b/c="+a);
    a=a.multiply(c);
    System.out.println("(b/c)*c="+a);
    a=b.multiply(d.divide((b.divide(c))));
    System.out.println("b*(1.0/(b/c))="+a);
    val=b.abs();
    System.out.println("conjugate(b)"+b.conjugate());
    System.out.println("b.negate()="+b.negate());
    System.out.println("b.abs()="+val);
    val=(b.negate()).abs();
    System.out.println("abs(-b)="+val);
    System.out.println("b.equals(c) is "+b.equals(c));
    System.out.println("-(-b)==b is "+b.equals((b.negate().negate())));
    a=c.invert();
    System.out.println("c.invert()="+a);
    a=c.negate().invert();
    System.out.println("c.negate().invert()="+a);
    a=c.negate().invert().negate().invert();
    System.out.println("c.negate().invert().negate().invert()="+a);
    System.out.println();

    Complex sinb = b.sin();
    Complex cosb = b.cos();
    System.out.println("sin and cos");
    System.out.println("(1.0,0.0) == "+(sinb.multiply(sinb)).add(cosb.multiply(cosb)));
    Complex sinc = c.sin();
    Complex cosc = c.cos();
    System.out.println("(1.0,0.0) == "+(sinc.multiply(sinc)).add(cosc.multiply(cosc)));

    Complex sinhb = b.sinh();
    Complex coshb = b.cosh();
    System.out.println("sinh and cosh");
    System.out.println("(1.0,0.0) == "+(coshb.multiply(coshb)).subtract(
                                        sinhb.multiply(sinhb)));
    Complex sinhc = c.sinh();
    Complex coshc = c.cosh();
    System.out.println("(1.0,0.0) == "+(coshc.multiply(coshc)).subtract(
                                        sinhc.multiply(sinhc)));
    System.out.println();

    Complex expb = b.exp();
    System.out.println("b.exp= "+expb);
    Complex logexpb = expb.log();
    System.out.println("log(exp(b) "+logexpb+" == "+b+" b");
    Complex expc = c.exp();
    System.out.println("c.exp= "+expc);
    Complex logexpc = expc.log();
    System.out.println("log(exp(c) "+logexpc+" == "+c+" c");
    Complex logb = b.log();
    System.out.println("b.log() "+logb);
    Complex explogb = logb.exp();
    System.out.println("exp(log)b "+explogb+" == "+b+" b");
    Complex logc = c.log();
    System.out.println("c.log() "+logc);
    Complex explogc = logc.exp();
    System.out.println("exp(log)c "+explogc+" == "+c+" c");

    Complex sqrtc = c.sqrt();
    System.out.println("sqrt(c)*sqrt(c) "+sqrtc.multiply(sqrtc)+" == "+c+" c");
    Complex sqrb = b.multiply(b);
    System.out.println("sqrt(b*b) "+sqrb.sqrt()+" == "+b+" b");
    System.out.println();

    Complex tanb = b.tan();
    System.out.println("b.tan()="+tanb);
    System.out.println("b.sin().divide(b.cos)="+b.sin().divide(b.cos()));

    Complex tanhb = b.tanh();
    System.out.println("b.tanh()="+tanhb);
    System.out.println("b.sinh().divide(b.cosh)="+b.sinh().divide(b.cosh()));
    System.out.println();

    String s = new Complex(3.0,-4.0).toString();
    System.out.println("toString says "+s);
    Complex cs = Complex.parseComplex(s);
    System.out.println("parseComplex says "+cs);
    System.out.println();
  }
  
  public static void main(String args[])
  {
    new TestComplex();
  }
}