Download or read book Schaum's Outline of Theory and Problems of Trigonometry written by Frank Ayres and published by . This book was released on 1999 with total page 215 pages. Available in PDF, EPUB and Kindle. Book excerpt: This edition reflects the changes in the trigonometry curriculum that have taken place between 1993 and 1998. Following the rise of the scientific calculator, this revision updates the book by keeping calculator usage in place of outdated material on logarithms, discarding irrelevant material.