Welcome to Karl Schaffer's ugly home page!
This is the new site, since the old server
died around June 15, 2008. (date of last revision: June 10, 2009.)
MATH CLASSES (for current students)
Other stuff:
If you want to
know more about work I do with dance and mathematics go to www.mathdance.org. If you want info
on the dance company I co-direct with Erik Stern, go to Dr. Schaffer and Mr. Stern Dance Ensemble.
RECENT ACTIVITIES:
We're performing at the World
Science Festival in New York City, Sunday June 14.
Here's a page on our recent show Imaginary Numbers.
Chaim Goodman-Strauss has another section of the interview he did with me
last year, on his podcast the Math
Factor. This one's on what's sometimes called the Portuguese Waiter trick;
the actual interview section is several weeks before Chaim's short video clip.
La Voz, De Anza's student paper, carried an article by Joy Mann on my math/dance
activities here.
They were more interested in Killer Klowns from Outer Space than I am, but
there you go!
Here's an interview with Robert Pollie on his show The Seventh Avenue Project,
on April 26. He interviewed Keith Devlin and I about the work "Harmonious
Equations," with music by Zambra, choreography by myself, prose narration
by Keith.
Listen to the interview with of Sept. 12, 2008, on The Math Factor, the podcast by the
Univ. of Arkansas' Chaim Goodman-Strauss.
Discoveries and Breakthroughs in
Science May 2008 story + video clip on Erik Stern and my work integrating
math and dance (click on "Do the Math Dance," under the mathematics heading).
La
Nacion Costa Rica article of May 31, 2008 on the VI Festival Internationale
de Matematica (some work I did with students there is mentioned in
the article).
Resource list for artists trying
to link their art form to mathematics. It is designed especially for
teaching artists trying to make interdisciplinary connections with math
for their work with students or teachers.
Math and the Iraq War:
handout prepared for Creating
Balance in an Unjust World: conference on math education and social justice,
held Apr. 4-6, 2008, in Brooklyn, NY: This
includes the material on Iraq War Casualties prepared in 2004 and updated
in 2005, now updated again. (Other faculty may use this freely in your
classes, as long as you credit the author, but please do not "republish,
as I may make periodic revisions. Thanks!)
Math 46
Handouts
Multicultural
Mathematics Bibliography
Mobbing: Workplace Abuse: Some background
on this De Anza problem
Recent (well, some of these are not so recent!)
Three day workshop on math and dance for K-12 teachers, Mon-Wed. Aug.
1-3, 2005, Santa Cruz. See www.mathdance.org for details.
Students for Justice Math
Dept. Rally 2/17/04
Asilomar: California Math Council - North Conference,
Dec. 4, 2004 handouts
and NCTM Anaheim conference, Apr. 6-9, 2005 handouts.
Asilomar:
California Math Council - North conference, Dec. 5-7, 2003
Handouts and solutions for Dancing with Polyhedra session
Nov.
1, 2002 revision of Math 44 course outline
Scott
Ritter's Visiting Speakers Series talk at De Anza, Th. Nov. 14, 2002.
Graphing Calculator Sites
Here are some links to sites that show you how to use the TI-86 calculator.
Texas Instruments has some
Links
to sites showing you how to use the TI-83 and TI-89 calculators.
TI-86
Calculator Basics
Using
your TI-86 calculator
The TI-86 Calculator
Graphing
Piecewise Continuous Functions Using the TI-86 ...
The TI-86
Calculator
Using the TI-86 Calculator