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Axiom ax-syl 15
Description: Syllogism inference. (Contributed by Mario Carneiro, 8-Oct-2014.)
Hypotheses
Ref Expression
ax-syl.1 |- R |= S
ax-syl.2 |- S |= T
Assertion
Ref Expression
ax-syl |- R |= T
Detailed syntax breakdown of Axiom ax-syl
StepHypRef Expression
1 tr . 2 term R
2 tt . 2 term T
31, 2wffMMJ2 11 1 wff R |= T
Colors of variables: type var term
This axiom is referenced by:  syl  16
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