Castletown, Vermont, Authors Publish New Trigonometry Book

"Some Sine and Cosine Identities Obtained from Pascal's Triangle," a new book by Christopher White and Christopher Schwaner, has been released by Dorrance Publishing Co., Inc.

Trigonometric identities were used to simplify expressions of trigonometric functions. Pascal's triangle is a triangular arrangement of binomial coefficients. Could it be possible to marry this two?

Dr. Christopher White and Dr. Christopher Schwaner explored a new way of using Pascal's triangle to find sine and cosine identities by developing formulas and showing procedures to prove how it could be possible. Read on and be amazed at what these brilliant authors came up with.

About the Authors:
Christopher White received his bachelor's degree from Bowdoin College and was a member of Castleton State College's mathematics faculty for over thirty years. He also attended Miami University in Ohio for his master's degree and the University of Oregon for his PhD.

Christopher Schwaner received his bachelor's degree from Castleton State College and is now a member of the college's mathematics faculty. He also attended the University of Vermont for his master's degree and the State University of New York in Albany for his PhD.

"Some Sine and Cosine Identities Obtained from Pascal's Triangle" is a 42-page paperback with a retail price of $11.00. The ISBN is 978-1-4349-1609-9. It was published by Dorrance Publishing Co., Inc of Pittsburgh, Pennsylvania. For more information, or to request a review copy, please go to our virtual pressroom at www.dorrancepressroom.com or our online bookstore at www.dorrancebookstore.com.