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Mirrors > Home > NFE Home > Th. List > sylan2br | Unicode version |
Description: A syllogism inference. (Contributed by NM, 21-Apr-1994.) |
Ref | Expression |
---|---|
sylan2br.1 |
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sylan2br.2 |
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Ref | Expression |
---|---|
sylan2br |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylan2br.1 |
. . 3
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2 | 1 | biimpri 197 |
. 2
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3 | sylan2br.2 |
. 2
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4 | 2, 3 | sylan2 460 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() |
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 df-an 360 |
This theorem is referenced by: syl2anbr 466 imainss 5043 xpexr2 5111 funeu2 5133 imadif 5172 fnop 5187 fcnvres 5244 fnopovb 5558 fovrn 5605 fnovrn 5608 nchoicelem17 6306 |
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