In true sum- of- products expressions an inversion bar cannot cover more than single variables in a term.

Name: In true sum- of- products expressions an inversion bar cannot cover more than single variables in a term.
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Quizplus · Accepted Answer

An inversion bar can only cover a single variable in a term because it represents the negation of that variable. If it were to cover multiple variables, it would be ambiguous as to which variable was being negated.

In True Sum- Of- Products Expressions an Inversion Bar Cannot