***Includes Practice Test Questions*** TExES Physics/Mathematics 7-12 (243) Secrets helps you ace the Texas Examinations of Educator Standards, without weeks an

Knots are familiar objects. Yet the mathematical theory of knots quickly leads to deep results in topology and geometry. This work offers an introduction to thi

According to the great mathematician Paul Erdös, God maintains perfect mathematical proofs in The Book. This book presents the authors candidates for such "per

This TExES Business and Finance 6-12 study guide includes TExES Business and Finance 6-12 practice test questions. Our TExES Business and Finance 6-12 study gui

Chronicles a visual journey through humanity's efforts to measure and quantify time, from watching the geese fly south for the winter to modern cosmology.