Challenging Math Problems (Dover Books on Mathematics) Paperback – 25 Sep 2015

الوصف

About the Author Terry Stickels is the author of more than 25 puzzle books as well as two nationally syndicated columns: FRAMEGAMES, appearing in USA Weekend, and STICKELERS, a daily feature that appears in several papers, including The Washington Post, The Chicago Sun-Times, and The Seattle Post-Intelligencer.