Category Archives: geometry
Pi
We published a new video lecture. Celebrating Pi day. 3/14/2010 http://www.isallaboutmath.com/pi.aspx
Filed under geometry, math, Mathematica, mathematics
One easy problem and One not so easy problem.
A few post ago we used Mathematica to draw the altitudes of an arbitrary triangle of given coordinates. Now we are solving these other two problems The first figure the red lines represent the medians and on the second figure … Continue reading
Filed under geometry, math, mathematics
San Gaku (Sangaku)
Japanese Temple Geometry During the Edo period Japan was isolated from other countries. In this period of isolation Japanese mathematical results flourished mainly in the form of geometric theorems written in tablets offered in temples. The majority of the problems … Continue reading
Filed under geometry, math, mathematics
Inexpensive Modern Geometry Books by Dover
One of the things I hate and I am talking hate here, is when wonderful books go out of print and they become hard to get. I spend a considerable amount of time looking for two geometry books that I … Continue reading
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Filed under geometry, math, mathematics
Producing animations with Mathematica 6.0 is as easy as pie
Mathematica 6.0 by Wolfram is a mile stone! The system allow one to produce with ease animations of mathematical objects like I was set into animating a cycloid. This is the curve describe by a point on a circle rotating … Continue reading
Filed under geometry, math, Mathematica, programming
Building a Geometric figure with Mathematica.
Not too long ago I wrote here a small piece on creating beautiful figures, I was trying to explain a non trivial example on how to use METAPOST a system created by John D Hobby to build a geometric figure. … Continue reading
Filed under geometry, graphics, math, Mathematica, mathematics
