pst-eucl.pro --------
1.03 2020/01/09     - some new functions for 1.69
1.02 2019/11/21     - add DeterminantTwo,DeterminantThree,DeterminantFour,DeterminantFive.
1.01 2012/09/21     - fix for introduced bug
1.00 2011/08/05     - fix bug in /InterLines


pst-eucl.tex --------
1.71  2020/02/26 - add macro to wrap the native macro \pspolygon just group the parameters as local, \pstPolygon.
                 - update macro \pstCircleOA and \pstCircleAB to clear \pst@par like as \pst@object clear it. This change update the issue that some rendering options used at last will be taken, e.g. if you call \pspolygon with fillcolor, and then call \pstCircleOA, the circle will be filled with same color.
                 - add macro to draw the nine point circle and its center, \pstTriangleNC.
                 - add macro to draw the general ellipse by its focus and one node on it, \pstGeneralEllipseFFN.
                 - add macro to draw the general hyperbola by its focus and one node on it, \pstGeneralHyperbolaFFN.
1.70  2020/01/29 - add optional argument RightAngleDotDistance to controll the the dot
                   position for right angles (type german or swissromand)
1.69  2020/01/09 - add macro to get the chord with specified length, \pstCircleChordNode.
                 - add macro to draw the center of the triangle's escribed circle, \pstTriangleEC.
                 - add macro to draw the orthocenter of triangle, \pstTriangleHC.
                 - add macro to draw the gravity center of triangle, \pstTriangleGC.
                 - update macro \pstTriangleIC and \pstTriangleOC how to control the output points.
                 - update macro \pstMediatorAB to work with option PointSymbolA and PointSymbolB.
                 - update macro \pstLineAB to group the parameters as local to avoid affected the other macros.
                 - update macro \pstTriangle to group the parameters as local to avoid affected the other macros.
1.68  2019/11/21 - add macros to construct a triangle by SSS, SAS, ASA, AAS, \pstTriangleSSS, \pstTriangleSAS, etc.
                 - add macro to get the bisector node of angle AOB, \pstBisectorAOB, refer to pstBissectBAC, pstOutBissectBAC.
                 - add macro to get the Golden Mean node of a given segment, \pstGoldenMean.
                 - add macro to define an ellipse by its focus(F) and directrix line(l) and eccentricity(e), \pstGeneralEllipseFle.
                 - add macro to define an ellipse by quadratic curve equation $ax^2+bxy+cy^2+dx+ey+f=0$, \pstGeneralEllipseCoef.
                 - add macro to define an ellipse by given five points, \pstGeneralEllipseABCDE.
                 - add macro to define an parabola by its focus(F) and directrix line(l), \pstGeneralParabolaFl.
                 - add macro to define an parabola by quadratic curve equation $ax^2+bxy+cy^2+dx+ey+f=0$, \pstGeneralParabolaCoef.
                 - add macro to define an parabola by given five points, \pstGeneralParabolaABCDE.
                 - add macro to define an hyperbola by its focus(F) and directrix line(l) and eccentricity(e), \pstGeneralHyperbolaFle.
                 - add macro to define an hyperbola by quadratic curve equation $ax^2+bxy+cy^2+dx+ey+f=0$, \pstGeneralHyperbolaCoef.
                 - add macro to define an hyperbola by given five points, \pstGeneralHyperbolaABCDE.
                 - add macro to draw the line Ax+By+C=0, \pstLineCoef.
1.67  2019/10/28 - add macros to add/subtract/divide the length of two segment, \pstDistAdd, \pstDistSub, and \pstDistDiv etc.
                 - add macros to reduce or enlarge the distance, \pstDistMul, \pstDistCoef.
                 - add macro to get the distance from point C to line AB, \pstDistABC.
                 - add macro to get the definite proportion node on segment, \pstProportionNode.
                 - add macro to get the fourth harmonic point, \pstFourthHarmonicNode.
                 - add macro to put the label for the segment, \pstLabelAB.
                 - add macro to locate a point on segment with specified length, \pstLocateAB.
                 - add macro to extend a segment to a new point with specified length, \pstExtendAB.
                 - add macro to get the inversion mapping of a point to the inversion center, \pstInversion.
                 - add macro to get the Geometric Mean of two segment, \pstGeometricMean.
                 - add macro to get the Harmonic Mean of two segment, \pstHarmonicMean.
                 - add macro to get the radical axis of two circles, \pstCircleRadicalAxis.
1.66  2019/10/20 - add macros to operate the node coordinates, \pstAbscissa, \pstOrdinate, \pstMoveNode etc.
                 - add optional parameters angleA and angleB for \pstCircleOA and \pstCircleAB.
                 - add optional parameters to output the inner circle center and outer circle center for \pstTriangleIC and \pstTriangleOC.
                 - add macros to draw the tangent line and tangent node of circle.
                 - add macros to draw the external and internal common tangent lines of two circles.
                 - add macros to draw conics (ellipse, parabola and hyperbola) and their geometrical elements, such as focus, directrix and intersections.
1.65  2019/08/19 - new type for angle
1.64  2019/01/31 - fix for PointName and pstInterCC
1.63  2019/01/27 - fix for PointSymbol=none for pstTriangle
1.62  2019/01/13 - added fillstyle for angles
1.61  2018/12/11 - added macros for inner and outer circle of a triangle
1.60a 2018/12/08 - fix for  typos in the documentation
1.60 2018/10/06 - added \pstDistCalc, which use algebraic
                  notation for the argument
                - fix for PointSymbol=none, PointName=Z
1.59 2018/09/01 - fix introduced bug in \Pst@geonodelabel
1.58 2018/08/07 - allow PointSymbol?=none
1.57 2017/11/28 - fix bug with StandardSyml->StandardSymL
1.56 2017/04/18 - \psGetAngleABC:
                  - added   dec -1 le { /dec 15 def } if
                  - added \pst@usecolor\pslinecolor in line 1616
1.55 2016/10/11 - fix for \pstRightAngle
1.54 2016/09/01 - added MarkArrow, MarkArroww,MarkArrowww
1.53 2016/05/03 - revert changes of CodeFig(A|B)
1.52 2015/10/19 - added more optional arguments (ts)
1.51 2014/05/17 - added two new functions for angles and distances
1.50 2014/04/05 - added MarkHashLength|Sep (hv)
1.49 2014/03/17 - allow algebraic mode for interlines (hv)
1.48 2013/05/02 - take \MarkAngle into account (hv)
1.47 2013/03/12 - insert \ignorespaces in \pstRightAngle (hv)
1.46 2013/01/09 - use the eucl dictionary when only needed (hv)
1.45 2012/12/31 - fixed introduced bug with PtoC (hv)
                   moved loading of pst-xkey to the beginning
1.44 2012/09/28 - allow filling of angles (hv)
1.43 2012/08/22 - delete the node macro from pst-node (hv)
1.42 2011/12/22 - modified code for marks (hv)
1.41 2011/11/19 - added different marks for angles (hv)
1.40 2011/11/16 - fix for \pstMarkAngle (hv)
1.39 2011/09/22 - fixed introduced bug in \psInterCC
1.38 2011/08/05 - set nodes directly with \pnode(!..) istead of \rput
1.37 2011/05/05 - rewrite of \pstMarkAngle (hv)
1.36 2010/08/23 - fix for \pstMarkAngle (hv)
1.35 2009/01/19 - new option labelColor (hv)
1.34 2006/01/28 - use \psscalebox instead of \scalebox
                - small tweaks
%% 2000-10-16 : creation of the file from a first LaTeX protype sty file
%% 2001-05-7  : distribution of the first beta version
%% 2002-03-21 : distribution of the second beta version
%% 2002-12-01 : distribution of the pre-release 1.0
%% 2003-03-23 : direct computation of coordinates for the center of gravity and
%%              the center of the circum circle, avoiding creation of intermediates
%%              nodes.
%% 2003-12-16 : Integration of modifications given by Alain DELPLANQUE
%%              automatic computation of PosAngle for several commands,
%%              and ability to give a list of point for pstGeonode, pstOIJGeonode
%% 2004-09-05 : Improvement of the management of the Point name end of the param lists
%% 2004-11-04 : Improvement of the management of the display of the Point name
%% 2004-12-10 : New parameters for coding the circum circle : SegmentSymbolA B & C
%% 2004-12-14 : New parametre RightAngleType for regional difference
%% 2005-01-17 : transition towards pst-xkey (thanks to "Hendri Adriaens" <Hendri@uvt.nl>)
%% 2005-02-21 : correction for spurious blank (thanks to Herbert Voss <Herbert.Voss@alumni.TU-Berlin.DE>)
%%              in pstTriangleABC (search for "-- hv")
%% 2005-03-25 : Modification of the transformations macros: management of a points list
%%              coding for rotation & translation
%%              draw a curve for a points list (geonode & oijgeonode & transform macros)
%% 2005-04-10 : Modification of the transformations macros: management of a points list
%%              management directly within the first point argument
%%              Plotting of a curve linking a list of points
%% 2005-10-09 : problem solved with CodeFigAB
%% 2005-12-31 : use \psscalbox instead of \scalebox (hv)
%% 2006-01-29 : minor changes for file version (hv)
%% 2006-01-30 : correction of pstArcOAB for pscustom (dr)


pst-eucl.sty --------
2018/09/28 - added pst-calculate (hv)
2006/01/28 - write some infos into the file list (hv)
