/*
* ========================================================================
*
* Copyright 2005 Tim O'Brien.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* ========================================================================
*/
package com.discursive.jccook.math;
import java.text.NumberFormat;
import org.apache.commons.math.complex.Complex;
import org.apache.commons.math.complex.ComplexFormat;
public class ComplexNumbers {
public static void main(String[] args)
{
Complex a = new Complex(2, 3);
Complex b = new Complex(4, 5);
Complex c = new Complex(0.3, 2);
Complex e = new Complex(4, 4);
Complex sum = a.add( b );
Complex d = c.divide( sum );
Complex f = e.multiply( d.conjugate() );
System.out.println( "D is: " + ComplexFormat.formatComplex( d ) );
System.out.println( "F is: " + ComplexFormat.formatComplex( f ) );
double realF = f.getReal();
double imD = d.getImaginary();
double answer = realF / imD;
System.out.println( "Answer: " + NumberFormat.getInstance().format( answer ) );
}
}
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