PlaneGeometry 1.2.0 (2020-08-06)

• New methods for Ellipse class: theta2t, pointFromEccentricAngle, normal.

• New example in the vignette, the elliptical billiard.

PlaneGeometry 1.1.0 (2020-02-24)

• Bug fixed: the function inversionSwappingTwoCircles did not work for all cases.

• New functions: inversionFromCircle, midCircles, CircleAB.

• New methods for Circle class: tangentsThroughExternalPoint, isOrthogonal, angle.

• New methods for Triangle class: symmedialTriangle, symmedianPoint, BrocardCircle, BrocardPoints, LemoineCircleI/II/III, LemoineTriangle, ParryCircle, SteinerEllipse, SteinerInellipse, pointToTrilinear, pedalTriangle, CevianTriangle.

• New methods for Line class: distance, parallel.

• New methods for Mobius class: power, gpower.

PlaneGeometry 1.0.0 (2020-02-01)

First release.