Kadon Enterprises, Inc.. “Game Inventor: Martin Gardner.”

Available online. URL:http:// www.gamepuzzles.com/

martin.htm. Accessed on April 20, 2004. This site pre-

sents a short article about the life and work of Martin

Gardner.

Kimberling, Clark. “Biographical Studies.” Available online.

URL: http://faculty.evansville.edu/ck6/bstud. Accessed on

April 20, 2004. Clark Kimberling provides a number of

in-depth biographical essays on famous mathematicians.

Loy, Jim. “Trisection of an Angle.” Available online. URL:

http://www.jimloy.com/geometry/trisect.htm. Accessed on

April 23, 2004. This site presents, with detailed explana-

tion, the varied techniques that have been proposed

throughout the centuries for trisecting arbitrary angles.

Math Academy Online. “Platonic Realms Interactive Mathe-

matics Encyclopedia.” Available online. URL: http://www.

mathacademy.com. Accessed on April 23, 2004. This site

offers mathematics quotes, brief historical notes, and some

discussion on mathematical concepts.

Miller, Jeff. “Earliest Known Uses of Some of the Words of

Mathematics.” Available online. URL: http://members.

aol.com/jeff570/mathword.html. Accessed on April 23,

2004. This extensive site attempts to pinpoint the first use of

current mathematical terms.

———. “Earliest Known Uses of Various Mathematical Sym-

bols.” Available online. URL: http://members.aol.com/

jeff570/mathsym.html. Accessed on April 23, 2004. This

site attempts to identify the first use of a given mathemati-

cal symbol and provide the date and name of the docu-

ment in which it first appeared.

O’Connor, John, and Edmund Robertson eds. “MacTutor

History of Mathematics Archive.” Available online. URL:

http://www-groups.dcs.st-andrews.ac.uk/~history.

Accessed on April 20, 2004. This award-winning site pro-

vides the most comprehensive collection of historical and

biographical essays currently available.

Sandifer, C. Edward. “Ed Sandifier’s Home Page.” Available

online. URL: http://vax.wcsu.edu/~sandifer/homepage.html.

Accessed January 16, 2004. Ed Sandifer is an expert on the

life and work of Leonhard Euler and provides a wealth of

invaluable information about this famous scholar on this

Web site.

Verrill, H. “Origami Trisection of an Angle.” Available

online. URL: http://hverrill.net/origami/. Accessed on June

24, 2002. This site provides an accessible overview of the

use of mathematics in origami.

Wales, Jimmy, and Larry Sanger, fndrs. “Wikipedia: The Free

Encyclopedia: Mathematics.” Available online. URL:

http://en.wikipedia.org/wiki/Mathematics. Accessed on

June 15, 2004. This site serves as a user-friendly resource

on mathematical topics.

Weisstein, Eric. “Eric Weisstein’s World of Scientific Biogra-

phy.” Available online. URL: http://scienceworld.wol-

fram.com/biography. Accessed on April 20, 2004. This site

provides biographical information on an extensive list of

famous mathematicians.

———. “Mathworld.” Available online. URL: http://math-

world.wolfram.com. Accessed on April 22, 2004. Perhaps

the most comprehensive mathematical resource currently

available on the Web, this online encyclopedia provides

detailed information on most every aspect of current

mathematical research.

Wilkins, David R. “The History of Mathematics.” Avail-

able online. URL: http://www.maths.tcd.ie/pub/HistMath.

Accessed on April 23, 2004. This site provides a direc-

tory of Web sites from around the world that relate to

the history of mathematics, as well as presents biogra-

phies of some 17th- and 18th-century mathematicians.

550 Appendix II