PURPOSE: To enable even a designer who does not have the knowledge of a specific program language to easily prepare a truth value table. ;CONSTITUTION: This system is provided with an external terminal input means 100 which inputs the names of input terminals and output terminals in the truth value table and the attributes corresponding to the input terminals or output terminals, line by line, and a truth value table input means 200 which constitute a truth value table having the input terminals and output terminals inputted by the external terminal input means 100, inputs logical values corresponding to the input terminals and output terminals while verifying that the logical values are within a specific range in specified form and performs deletion, insertion, repetition copying, and movement when inputting the terminal names and attributes, or logical values to generate the truth value table.;COPYRIGHT: (C)1993,JPO&Japio
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