copy getAsymptote1 getAsymptote2 getConjugateBranch1 getConjugateBranch2 getDirectrix1 getDirectrix2 getEccentricity getFocal getFocus1 getFocus2 getLength getMajorRadius getMinorRadius Hyperbola2D Hyperbola2D isClosed mMajorRadius mMinorRadius setMajorRadius setMinorRadius

getFocal() double getFocal ( ) const