2.1 Direct Proofs
www.whitman.edu › mathematics › higher_math_online2.1 Direct Proofs. A proof is a sequence of statements. These statements come in two forms: givens and deductions. The following are the most important types of "givens.''. Hypotheses : Usually the theorem we are trying to prove is of the form. P 1 ∧ … ∧ P n ⇒ Q. The P s are the hypotheses of the theorem. We can assume that the ...