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| Description: Modus ponens on biconditional combined with generalization. (The proof was shortened by Stefan Allan, 28-Oct-2008.) |
| Ref | Expression |
|---|---|
| mpgbir.1 |
|
| mpgbir.2 |
|
| Ref | Expression |
|---|---|
| mpgbir |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpgbir.2 |
. . 3
| |
| 2 | 1 | ax-gen 1305 |
. 2
|
| 3 | mpgbir.1 |
. 2
| |
| 4 | 2, 3 | mpbir 207 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: cvjust 1879 eqriv 1881 abbi2i 2005 abbii 2006 abid2f 2012 rgen 2159 ssriv 2621 ss2abi 2679 ssmin 3236 intab 3247 intid 3512 ssopab2i 3574 fr0 3636 dfepfr 3640 onfr 3702 ordom 3960 ordomOLD 3961 relssi 4078 eqrelrivOLD 4081 dm0 4170 dmi 4172 funopabeq 4456 isarep2 4499 opabex 4538 opabex2g 4540 fvopab3ig 4741 fvopab6 4757 caoprmo 5003 tz7.44lem1 5135 ster 5325 supmo 5666 hartog 5693 zfregfr 5706 dfom3 5737 trcl 5752 rankval4 5813 scott0 5847 ac5 5914 1nn 7117 bopcn 9263 vacnlem6 9672 sqcn 9674 ajfuni 9861 abfi 10215 fsubbas 10281 funadj 11450 bnj1062 13397 bnj1077 13405 frxp 13951 dfon3 14072 fnbigcup 14075 limitssson 14080 eqriv2 14281 inpc 14619 dominc 14622 rninc 14623 tolat 14631 hst1 14950 cntrsetlem 14999 domleqt 15020 hartogOLD 15384 abrexdom 15739 fz10 15788 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 1305 |
| This theorem depends on definitions: df-bi 164 |