dansmathcast is back! / dan brags about his presentation at the podcast expo / logic for the masses / solving trig equations / reader e-mail / graphing surfaces in 3D / and the dangers of pickles! / welcome dan 'bach' from his summer break.

dan is still podcasting! / i am returning after my summer hiatus / this is a short verbal note to encourage you to stay with me! / blog at dansmath.libsyn.com / show #32 appearing soon!