| Mathbox for Alan Sare |
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Related theorems Unicode version |
| Description: A Virtual deduction elimination rule. syl 12 is e1_ 16518 without virtual deductions. |
| Ref | Expression |
|---|---|
| e1_.1 |
|
| e1_.2 |
|
| Ref | Expression |
|---|---|
| e1_ |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | e1_.1 |
. . . 4
| |
| 2 | 1 | in1 16481 |
. . 3
|
| 3 | e1_.2 |
. . 3
| |
| 4 | 2, 3 | syl 12 |
. 2
|
| 5 | 4 | dfvd1ir 16483 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: e1bi 16519 e1bir 16520 snelpwrVD 16654 unipwrVD 16656 sstrALT2VD 16658 elex2VD 16662 elex22VD 16663 eqsbc3rVD 16664 zfregs2VD 16665 tpid3gVD 16666 en3lplem1VD 16667 en3lpVD 16669 3ornot23VD 16671 bitr3VD 16673 3orbi123VD 16674 sbc3orgVD 16675 exbirVD 16677 3impexpVD 16680 3impexpbicomVD 16681 sbcoreleleqVD 16683 tratrbVD 16685 3ax5VD 16686 syl5impVD 16687 ssralv2VD 16690 ordelordaxrVD 16691 sbcim2gVD 16699 trsbcVD 16701 truniALTVD 16702 trintALTVD 16704 undif3VD 16706 |
| 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 164 df-vd1 16480 |