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Mirrors > Home > NFE Home > Th. List > sylibrd | Unicode version |
Description: A syllogism deduction. (Contributed by NM, 3-Aug-1994.) |
Ref | Expression |
---|---|
sylibrd.1 | |
sylibrd.2 |
Ref | Expression |
---|---|
sylibrd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylibrd.1 | . 2 | |
2 | sylibrd.2 | . . 3 | |
3 | 2 | biimprd 214 | . 2 |
4 | 1, 3 | syld 40 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 176 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 177 |
This theorem is referenced by: 3imtr4d 259 sbciegft 3076 eqsbc3r 3103 fconstfv 5456 nmembers1 6271 nchoicelem12 6300 |
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