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conditional if-then statement that has two parts:hypothesis and conclusion
hypothesis part of conditional following if
conclusion part of conditional following then
truth value either true (both parts of conditional are true) or false ( find one counterexample)
converse switches hypothesis and conclusion
biconditional a statement you get by the conditional and its converse (if both are true) with and or if and only if
good definitions reversible, uses clearly understood terms, and precise
law of syllogism if p>q and q>r are true statements, then p>r is a true statement
law of detachment if p>q is a true statement and p is true, then q is true