Concept

B

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2nd letter of the basic Latin alphabet

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That from analogy is possible whenever there are four terms so related that the second (B) is to the first (A), as the fourth (D) to the third (C); for one may then metaphorically put B in lieu of D, and D in lieu of B. Now and then, too, they qualify the metaphor by adding on to it that to which the word it supplants is relative. Thus a cup (B) is in relation to Dionysus (A) what a shield (D) is to Ares (C). The…
Aristotle, Aristotle on the art of poetry
Names B several times.
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Some relations, when they hold between A and B, also hold between B and A. Such, for example, is the relation "brother or sister." If A is a brother or sister of B, then B is a brother or sister of A. Such again is any kind of similarity, say similarity of colour. Any kind of dissimilarity is also of this kind: if the colour of A is unlike the colour of B, then the colour of B is unlike the colour of A. Relations of…
Bertrand Russell, Our Knowledge of the External World as a Field for Scientific Method in Philosophy
Names B several times; states what B is.
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All C is B All C is B Some C is B No C is B No C is B All B is A No B is A All B is A All B is A Some B is A therefore therefore therefore therefore therefore Some A is C Some A is Some A is C Some A is Some A is not C not C not C In these exemplars, or blank forms for making syllogisms, no place is assigned to _singular_ propositions; not, of course, because such propositions are not used in ratiocination, but…
John Stuart Mill, A System of Logic, Ratiocinative and Inductive
Names B several times; states what B is.
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B

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