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| Description: Deduction from equality to equivalence of equalities. |
| Ref | Expression |
|---|---|
| cleq1d.1 |
|
| Ref | Expression |
|---|---|
| cleq1d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cleq1d.1 |
. 2
| |
| 2 | cleq1 1107 |
. 2
| |
| 3 | 1, 2 | syl 12 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: cleq12d 1115 preq12b 1874 opprc3 1908 opth2 1909 frc 2172 frirr 2176 fr2nr 2177 fr3nr 2178 wefrc 2195 onfr 2237 nsuceq0 2306 fneq1 2718 fnun 2730 fnresdisj 2732 foeq1 2784 f1oco 2816 fvprc 2829 fveq1 2831 fveq2 2832 fvres 2840 funbrfv 2852 fnfvbr 2855 fvopabn 2873 elrnopab 2884 fconstfv 2903 f1fvf 2917 f1fveq 2918 isofrlem 2939 tz7.48lem 2993 tz7.49 2997 abianfplem 2999 elrnoprab 3054 caoprcan 3069 caoprmo 3084 om0r 3142 oe1m 3147 oawordeulem 3156 oawordeu 3157 nnmord 3189 erth 3219 map0 3268 mapsn 3269 endisj 3341 pw2en 3348 mapenlem2 3385 opthreg 3455 inf3lem2 3465 cplem2 3546 aceq5 3563 ac6lem 3575 kmlem8 3587 kmlem11 3590 zornlem6 3608 zornlem7 3609 fodomb 3615 unxpdomlem 3649 addnidpi 3822 ltexpi 3823 recmulpq 3864 dmrecpq 3868 ltexpq 3874 halfpq 3876 ltbtwnpq 3878 ltexpri 3943 recexpr 3954 00sr 4002 negexsr 4005 recexsrlem 4006 recexsr 4010 elreal 4044 axnegex 4078 axrecex 4079 axrnegex 4080 axrrecex 4081 addcan 4120 addcant 4122 negeu 4124 subval 4134 subadd 4143 subaddt 4145 subidt 4159 negcon1t 4167 subeq0t 4169 mulzer1t 4188 mulcan 4207 mulcant 4208 mul0ort 4212 receu 4215 divval 4217 divmul 4218 divmulz 4219 divmult 4220 divcan1z 4226 divcan2z 4227 divcan1t 4228 divcan2t 4229 divneq0bt 4230 recidt 4235 divcan3z 4249 divcan3t 4251 dividt 4256 rec11 4262 redivcl 4274 add20 4329 divge0 4392 nndiv 4453 crut 4531 0expt 4680 1expt 4681 sqe11t 4705 nn0opth2t 4726 sqr00t 4770 sqr2irrlem2 4778 sqr2irrlem3 4779 sqr2irrlem5 4781 replimt 4798 ruclem37 4921 infxpidmlem11 4943 hvsubeq0t 5040 hvsubaddt 5042 his6 5057 hial0 5058 hi2eqt 5059 orthcom 5061 normlem7t 5072 normsub0t 5085 normpytht 5092 ocelt 5162 ocsh 5164 ocorth 5172 ocin 5177 occllem5 5184 occllem8 5187 pjthlem14 5238 omls 5251 pjoc1t 5270 pjoc2t 5274 choc0 5291 chlejb1t 5429 chlejb2t 5430 h1deot 5454 h1de2 5458 pjoml5 5498 pjoml3t 5517 pjcht 5582 hods 5606 stelt 5671 stadd3 5689 strlem1 5691 str 5698 large 5700 golem2 5705 stcltr1 5707 sumdmdi 5785 |
| 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-gen 677 ax-17 925 ax-ext 1074 |
| This theorem depends on definitions: df-bi 128 df-an 198 df-cleq 1097 |