How To Write Proofs
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http://zimmer.csufresno.edu/~larryc/proofs/proofs.html  


Larry W. Cusick  
The mechanics of proofs and proof strategies, with examples and exercises: direct proof, proof by contradiction, proof by contrapositive, if, and only if (iff), proof by mathematical induction, unwinding definitions (getting started), constructive versus existential proofs, counter examples, proof by exhaustion (case by case), the pigeon hole principle, and "What does 'well defined' mean?" Cusick teaches mathematics at California State University, Fresno.  


Levels:  High School (912), College 
Languages:  English 
Resource Types:  Tutorials 
Math Topics:  Logic/Foundations 
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