Rational discourse may be comprised.Logical formLearned from2 sentences. A bookkeeping can be rational.Logical formLearned from2 sentences. An (indicator function) may pertain-to rational numbers.Logical formLearned from2 sentences. Series can be rational.Logical formLearned from2 sentences. Rational points can be on an (unit circle).Logical formLearned from2 sentences. A rational point may pertain-to an (unit circle).Logical formLearned from2 sentences. Authority can be rational.Logical formLearned from2 sentences. A subfield can be rational.Logical formLearned from2 sentences. A systematisation can be rational.Logical formLearned from2 sentences. Rational numbers may form a group.Logical formLearned from2 sentences. Rational agents may exercise control.Logical formLearned from2 sentences. Integers may be recognised as a subset of rational numbers.Logical formLearned from2 sentences. A person may make a rational decision.Logical formLearned from2 sentences. A number can be rational.Logical formLearned from2 sentences. A male may present rational arguments.Logical formLearned from2 sentences.