Hideo Nagahashi's Homepage
LIVE LECTURE : Introduction to Logarithms
handout distributed during the lecture:
idea based on
"Naze sugaku wo manabunoka (why to study math?)"
written by Yoshihiro Shikata
recorded by Peter Quiambao Jr. Editor/Cinematographer
Neal Marcos Grip
Thank you
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SPRING 2013
MATH 302 (Foundations of Higher Math)
MATH 341 (Linear Algebra)
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Courses previously taught
MATH 361 (Number Theory)
MATH 205 (Multivariable Calculus)
differential model dz = (ðz/ðx)dx + (ðz/ðy)dy (See photo)
MATH 203 (Calculus I)
MATH 411 (Abstract Algebra)
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TALK
What is the color of the cap? Feb 27, 2009 (download powerpoint) Interpreting 9+5 as 5 hours after 9 am, one could claim 9+5=2 along with usual 9+5=14. The former is known as arithmetic modulo 12. Using modular arithmetic discussed are applications to mathematics, daily life and a variant of famous "prisoners guessing the color of cap to get out of jail" puzzle. This talk is fairly elementary; knowing usual (not modular!) arithmetic is enough.
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PUBLICATION
(Translation into Japanese) Calculus--single variable, 4th ed., Hughes-Hallett, D. et al, Nihon-Hyoron-Sha (Feb 2010)
「概念を大切にする微積分」 訂正
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