Examples of metaphor, irony, understatement and tautology are presented. In metaphor, the discrepancy between the ordinary reference of a term and its metaphoric use can be an instrument of specifying an attitude for the receiver. Unresolved contradiction can be useful in comprehending metaphors in ...
Express the negation of the statement in symbols with quantifiers: "For all real numbers x_1 and x_2,\; f(x_1) \ne f(x_2) whenever x_1 \ne x_2.Determine whether the following equation is an identity, conditional, or contradi...