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| Description: A double syllogism inference. |
| Ref | Expression |
|---|---|
| sylan.1 |
|
| syl2anb.2 |
|
| syl2anb.3 |
|
| Ref | Expression |
|---|---|
| syl2anb |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylan.1 |
. . 3
| |
| 2 | syl2anb.2 |
. . 3
| |
| 3 | 1, 2 | sylanb 449 |
. 2
|
| 4 | syl2anb.3 |
. 2
| |
| 5 | 3, 4 | sylan2b 452 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: sylancb 473 opth2 2795 pwssun 2822 ordsucsssuc 3069 ordsucun 3077 fnun 3586 f1oun 3697 th3qlem1 4304 ener 4397 domtr 4402 undom 4424 xpdom2 4428 mapen 4477 abfii4 4544 pm54.43 4552 suc11reg 4585 kmlem9 4753 zorn 4777 mulclpi 5001 pre-axmulgt0 5270 xrltnsymt 5531 xrlttrit 5533 lt2add 5578 le2add 5579 addge0 5581 add20 5584 mulge0 5589 addgtge0t 5630 mulnzcnopr 5679 divmul24t 5747 lt2msq 5837 nn0addclt 6075 nn0ltp1let 6082 nn0subt 6116 zaddclt 6120 zmulclt 6135 zltp1let 6136 qaddclt 6215 qmulclt 6217 rpaddclt 6235 rpmulclt 6236 rpdivclt 6237 nnwo 6398 cvganz 6869 bccl2t 6917 isumnn0nn 7150 xpnnen 7449 znnen 7453 subbas 7594 tgioolem 7866 ablsn 8077 ablmul 8083 ringsn 8115 pslem 8590 efif1lem7 8670 hsn0elch 9059 projlem4 9128 5oalem6 9544 hmopidmch 10017 superpos 10218 ghomsn 10322 infi1 10383 ficli 10404 oefil2 10477 filintf 10479 fgsb 10480 fgsb2 10485 |
| 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 |