C.a.R.– Compass and Ruler (also known as Z.u.L., which stands for the German "Zirkel und Lineal") – is a free and open source interactive geometry software that can do geometrical constructions in Euclidean and non-Euclidean geometry. The software is Java based. The author is R. Grothmann of the Catholic University of Eichstätt, Germany. It is licensed under the terms of the GNU General Public License (GPL).
Famous quotes containing the word car:
“It all began so beautifully. After a drizzle in the morning, the sun came out bright and clear. We were driving into Dallas. In the lead car were President and Mrs. Kennedy.”
—Lady Bird Johnson (b. 1912)
“There are two modes of transport in Los Angeles: car and ambulance. Visitors who wish to remain inconspicuous are advised to choose the latter”
—Fran Lebowitz (b. 1951)