Example usage for org.apache.commons.math.complex Complex tan

Introduction

In this page you can find the example usage for org.apache.commons.math.complex Complex tan.

Prototype

public Complex tan() 

Source Link

Document

Compute the <a href="http://mathworld.wolfram.com/Tangent.html" TARGET="_top"> tangent</a> of this complex number.

Usage

From source file:geogebra.common.kernel.geos.GeoVec2D.java

/**
 * c = tan(a) /*ww  w  . j a va 2s  . co  m*/
 * 
 * @param a
 *            a
 * @param c
 *            c
 */
final public static void complexTan(GeoVec2D a, GeoVec2D c) {
    Complex out = new Complex(a.x, a.y);
    out = out.tan();
    c.x = out.getReal();
    c.y = out.getImaginary();
    c.setMode(Kernel.COORD_COMPLEX);
}

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From source file:geogebra.common.kernel.geos.GeoVec2D.java

/**
 * c = cot(a) //from ww  w . j  av a  2  s  .c  o  m
 * 
 * @param a
 *            a
 * @param c
 *            c
 */
final public static void complexCot(GeoVec2D a, GeoVec2D c) {
    Complex out = new Complex(a.x, a.y);
    out = Complex.ONE.divide(out.tan());

    c.x = out.getReal();
    c.y = out.getImaginary();

    c.setMode(Kernel.COORD_COMPLEX);
}

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