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| Description: A syllogism inference. |
| Ref | Expression |
|---|---|
| sylan.1 |
|
| sylanb.2 |
|
| Ref | Expression |
|---|---|
| sylanb |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylan.1 |
. 2
| |
| 2 | sylanb.2 |
. . 3
| |
| 3 | 2 | biimp 151 |
. 2
|
| 4 | 1, 3 | sylan 448 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: syl2anb 455 2euex 1441 2exeu 1446 eqtr2t 1493 sspsstr 2151 disjne 2315 ordon 2987 ordsucss 3069 ordsucelsuc 3073 funex 3608 fssres 3643 fvimacnvi 3804 tz7.48lem 3955 1st2nd 4108 oeworde 4220 nnmsucr 4240 erref 4275 mapxpen 4495 php 4513 php3OLD 4516 php4 4517 omsucdom 4523 isfinite2OLD 4546 fodomfiOLD 4566 brdom3 4801 cfeq0 4914 pre-axsup 5291 divmul13t 5782 lemuldivtOLD 5875 uzindOLD 6208 qbtwnxr 6279 faclbnd 6945 faclbnd3 6947 fsum0clt 7016 ser0clt 7046 ser1clt 7047 binomlem5 7070 climaddlem3 7116 climmullem8 7127 climcmplem 7137 isumnn0nna 7208 mulc1cncf 7279 ruclem13 7522 opnin 7869 fsumcnlem 7989 grpidinvlem3 8050 mulid 8132 ipasslem3 8492 hilid 9028 occllem6 9178 spanun 9467 5oalem3 9601 5oalem5 9603 mdslmd1lem2 10253 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 |
| This theorem depends on definitions: df-bi 147 df-an 225 |