Proofs without words : exercises in visu
โ Roger B Nelsen
๐ Library
๐
1993
๐ Mathematical Association of America
๐ English
Proofs without words are generally pictures or diagrams that help the reader see why a particular mathematical statement may be true, and how one could begin to go about proving it. While in some proofs without words an equation or two may appear to help guide that process, the emphasis is clearly o