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| Description: Formula-building rule for universal quantifier (deduction rule). |
| Ref | Expression |
|---|---|
| albid.1 |
|
| albid.2 |
|
| Ref | Expression |
|---|---|
| albid |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | albid.1 |
. . 3
| |
| 2 | albid.2 |
. . 3
| |
| 3 | 1, 2 | 19.21ai 1345 |
. 2
|
| 4 | albi 1344 |
. 2
| |
| 5 | 3, 4 | syl 12 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: 19.23t 1474 dral2 1516 ax11v2 1585 hbsb4tOLD 1622 dvelimdf 1624 sbcom 1632 albidv 1656 sbal2 1749 ax11eq 1754 ax11el 1755 ax11indalem 1759 ax11inda2ALT 1760 ax11inda 1762 eubid 1778 ralbida 2117 raleqf 2263 hbeqd 2424 hbeld 2425 hbsbc1g 2461 hbsbcg 2466 hbsbc1gd 2515 hbsbc1gdOLD 2516 hbsbcgd 2517 hbsbcgdOLD 2518 hbcsb1gd 2570 hbcsbgd 2571 hbopd 3169 intab 3247 hbbrdOLD 3383 axrep4 3432 eualeqhb 3824 euexeqOLD 3826 euexaleq 3827 hbimad 4275 hbfvd 4687 hbfvd2 4688 hboprdOLD 4906 axrepndlem1 6096 axrepndlem2 6097 axrepnd 6098 axunnd 6100 axpowndlem2 6102 axpowndlem4 6104 axregndlem2 6107 axinfndlem1 6109 axinfnd 6110 axacndlem4 6114 axacndlem5 6115 axacnd 6116 hbnegdOLD 6519 bnj1512 13172 bnj1513 13173 hbprod 14660 btmp 15252 2albi 16330 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 1305 ax-4 1319 ax-5o 1321 |
| This theorem depends on definitions: df-bi 164 df-an 242 |