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Related theorems Unicode version |
| Description: Existential specialization with implicit substitution. |
| Ref | Expression |
|---|---|
| cla4v.1 |
|
| cla4v.2 |
|
| Ref | Expression |
|---|---|
| cla4ev |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cla4v.1 |
. . . 4
| |
| 2 | cla4v.2 |
. . . . 5
| |
| 3 | 2 | negbid 463 |
. . . 4
|
| 4 | 1, 3 | cla4v 1400 |
. . 3
|
| 5 | 4 | con2i 89 |
. 2
|
| 6 | df-ex 679 |
. 2
| |
| 7 | 5, 6 | sylibr 175 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: el 1860 nnullss 1880 exss 1881 dtru 1889 unipw 1960 opeldm 2534 ffoss 2820 fvrn 2888 fo1st 3094 fo2nd 3095 map0 3268 ensn1 3329 en1 3331 unen 3338 php3 3411 ssfi 3430 inf0 3457 inf4 3473 tz9.1 3490 r1pwcl 3530 scott0 3542 cplem2 3546 bnd2 3549 karden 3551 aceq3lem 3555 aceq4 3557 aceq5lem5 3562 aceq5 3563 aceq6a 3564 aceq6b 3565 ac6lem 3575 kmlem2 3581 kmlem12 3591 numthlem 3598 weth 3602 fodomb 3615 cfsuc 3709 axpowndlem3 3745 recmulpq 3864 dmrecpq 3868 ltexpq 3874 halfpq 3876 ltbtwnpq 3878 genpnmax 3904 1idpr 3927 ltexprlem7 3942 prlem936 3949 reclem1pr 3950 reclem2pr 3951 reclem3pr 3952 negexsr 4005 recexsrlem 4006 recexsr 4010 supsrlem5 4023 axnegex 4078 axrecex 4079 axrnegex 4080 axrrecex 4081 sup2 4510 nnunb 4520 infxpidmlem3 4935 pjrn 5587 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-12 802 ax-17 925 ax-ext 1074 |
| This theorem depends on definitions: df-bi 128 df-an 198 df-ex 679 df-sb 853 df-clab 1093 df-cleq 1097 df-clel 1099 df-v 1349 |