EECS 1520 Lecture 4: Chapter4
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EECS 1520 Full Course Notes
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Logical functions are those that involve boolean values. Some logical functions return a boolean value as their result, others use the. Boolean result of a comparison to choose between alternative calculations. There are six functions listed in the logical group in excel 2003 the functions and, False, if, not, or, true and a seventh in excel 2007 the function iferror. You"ll see the use of most of these in this lab. First, however, it"s worthwhile to become familiar with the logical operators. For example, the statement it is morning. is either true or false. We recognize that its truth value may change, but at any particular time the statement is either true or. What may be hidden here is the existence of an implied comparison. To determine the truth value of any statement we compare our understanding of the meaning of the claim with the facts.