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| Mirrors > Home > ILE Home > Th. List > syl2anb | Unicode version | ||
| Description: A double syllogism inference. (Contributed by NM, 29-Jul-1999.) |
| Ref | Expression |
|---|---|
| syl2anb.1 |
|
| syl2anb.2 |
|
| syl2anb.3 |
|
| Ref | Expression |
|---|---|
| syl2anb |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl2anb.2 |
. 2
| |
| 2 | syl2anb.1 |
. . 3
| |
| 3 | syl2anb.3 |
. . 3
| |
| 4 | 2, 3 | sylanb 284 |
. 2
|
| 5 | 1, 4 | sylan2b 287 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: sylancb 422 stdcndc 857 reupick3 3518 difprsnss 3853 trin2 5182 fundif 5428 imadiflem 5463 fnun 5492 fco 5555 f1co 5613 foco 5629 f1oun 5662 f1oco 5665 eqfunfv 5814 ftpg 5902 issmo 6564 tfrlem5 6590 ener 7072 domtr 7078 unen 7111 xpdom2 7135 mapen 7152 pm54.43 7542 axpre-lttrn 8257 axpre-mulgt0 8260 zmulcl 9707 qaddcl 10050 qmulcl 10052 rpaddcl 10094 rpmulcl 10095 rpdivcl 10096 xrltnsym 10211 xrlttri3 10215 ge0addcl 10399 ge0mulcl 10400 ge0xaddcl 10401 expclzaplem 11020 expge0 11032 expge1 11033 hashfacen 11305 qredeu 12899 nn0gcdsq 13004 mul4sq 13201 ballotfilem2 13285 cnovex 15439 iscn2 15443 txuni 15506 txcn 15518 efnnfsumcl 16256 efchtqdvds 16282 lgsne0 16379 mul2sq 16457 |
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