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| Description: Inference from a logical equivalence. |
| Ref | Expression |
|---|---|
| biimpa.1 |
|
| Ref | Expression |
|---|---|
| biimpar |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | biimpa.1 |
. . 3
| |
| 2 | 1 | biimprd 154 |
. 2
|
| 3 | 2 | imp 350 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: pm4.22 622 oplem1 772 eqtrt 1492 hbsbc1gd 1983 hbsbcgd 1984 ifboth 2375 opabss 2668 sotrieq 2861 ssrel 3247 funfni 3588 fnco 3595 fnssres 3600 funimadisj 3606 fnex 3607 foco 3682 f1ores 3703 fvopab3ig 3778 dff2 3817 dffo4 3820 abrexexlem1 3858 isomin 3899 tfrlem1 3911 tfr3 3926 oprabvalig 4024 oawordri 4184 oaass 4195 en3d 4401 aceq5 4740 ltexprlem7 5148 pm2.61ltle 5534 uzindOLD 6208 btwnzge0t 6245 eluzfzt 6477 elfz1eqt 6492 fznn0sub2t 6499 expgt1t 6592 abssubge0t 6895 faclbnd4lem4 6951 fsumsplit 7020 serz1p 7052 serzcmp0 7055 climconst 7094 climcmpc1 7139 ser1f0 7170 isumclim3t 7200 isumclim5t 7202 geoisumr 7243 mulc1cncf 7279 uniopnt 7598 basgen2t 7639 bastop 7642 clsval 7677 neival 7717 lpval 7743 cnsscnp 7772 cncnplem2 7775 bl2in 7843 blss 7853 neibl 7877 lpbl 7880 metcnpf 7883 metcnconst 7885 metcnp 7887 tgioolem 7914 lmfexlem3 7958 metelcls 7965 metcld 7967 metcn4 7971 cmsss 7997 bcthlem29 8027 resgrprn 8095 issubg 8116 nv1 8304 sspn 8395 nmblolbii 8459 blocnilem 8464 blocni 8465 ubthlem7 8535 ubthlem8 8536 ubthlem10 8538 sineq0 8713 efifolem7 8728 efif1lem1 8730 efif1lem2 8731 norm1t 9121 norm1ex 9122 occllem6 9178 normcant 9499 pjoi0t 9662 adjeqt 9859 eighmortht 9888 nmbdoplb 9949 nmcoplb 9958 nmophm 9961 nmbdfnlb 9978 nmcfnlb 9987 riesz3 9995 cnlnadjlem7 10006 branmfnt 10038 nmopleidt 10072 hstlet 10157 superpos 10281 cvexchlem 10295 cmpmorp 10712 |
| 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 |