by moonlord » Mon Aug 28, 2006 2:33 pm
That's right. Use the word "extend" carefully though, there is another operation defined by "extrusion" that gives, for example, the cylinder from the circle.
"God does not play dice." -- Albert Einstein, early 1900's.
"Not only does God play dice, but... he sometimes throws them where we cannot see them." -- Stephen Hawking, late 1900's.