The generating device includes a translating device that translates the computing equation of declarative representation into a computer program, a retrieving device that retrieves a dependence of the output knowledge variable on other knowledge variables, and a setting device that sets an execution sequence of the computer program for instructing an input request and computation with reference to the dependence, in which {HEAD ~ the knowledge base system} includes {TAIL ~ at least one alternative solution} 
includes
The generating device includes a translating device that translates the computing equation of declarative representation into a computer program , a retrieving device that retrieves a dependence of the output knowledge variable on other knowledge variables , and a setting device that sets an execution sequence of the computer program for instructing an input request and computation with reference to the dependence , in which { HEAD ~ the knowledge base system } includes { TAIL ~ at least one alternative solution }
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