main/src/georegression/struct/GeoTuple4D_F64.java
public double maxAbs() {
		double absX = Math.abs(x);
		double absY = Math.abs(y);
		double absZ = Math.abs(z);
		double absW = Math.abs(w);

		double found = Math.max(absX,absY);
		if( found < absZ )
			found = absZ;
		if( found < absW )
			found = absW;
		return found;
	}
public double maxAbs() {
		double absX = Math.abs(x);
		double absY = Math.abs(y);
		double absZ = Math.abs(z);
		double absW = Math.abs(w);

		double found = Math.max(absX,absY);
		if( found < absZ )
			found = absZ;
		if( found < absW )
			found = absW;
		return found;
	}
Returns the absolute value of the component with the largest absolute value
@return max absolute value