Brazos Valley Math Teachers' Circle
2010
Meeting 3 Part A
Proofs without Words
Dr. Philip Yasskin
Department of Mathematics
Texas A&M University
Proofs without Words
Abstract:
Graphical proofs of statements such as:
The sum of the first n odd numbers is n
2
.
The n-th triangle number is n ( n + 1 )/2.
For more information, see the book by Roger B. Nelsen
Proofs without Words, Exercises in Visual Thinking
and several web sites:
Wikipedia: Proofs without Words
The Art of Problem Solving, USAMTS: Gallery of Proofs
Alex Bogomolny's article: Proofs without Words
Video:
To be posted eventually.
© Philip B. Yasskin, 2008-10.
Last updated Apr 20, 2010
© Philip B. Yasskin, 2008-10.
© Philip B. Yasskin, 2008-10.