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Related theorems Unicode version |
| Description: Inference from extensionality principle for relations. |
| Ref | Expression |
|---|---|
| eqreli.1 |
|
| eqreli.2 |
|
| eqreli.3 |
|
| Ref | Expression |
|---|---|
| eqrelriv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqreli.1 |
. . 3
| |
| 2 | eqreli.2 |
. . 3
| |
| 3 | eqrel 3308 |
. . 3
| |
| 4 | 1, 2, 3 | mp2an 700 |
. 2
|
| 5 | eqreli.3 |
. . 3
| |
| 6 | 5 | ax-gen 995 |
. 2
|
| 7 | 4, 6 | mpgbir 1020 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: eqbrriv 3312 inopab 3334 inxp 3335 cnvopab 3508 cnv0 3509 cnvi 3510 cnvun 3511 cnvin 3512 cnvxp 3520 cnvsn 3551 dfco2 3568 coiun 3578 co02 3582 coass 3586 sbthcl 4546 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 994 ax-gen 995 ax-8 996 ax-10 998 ax-11 999 ax-12 1000 ax-13 1001 ax-14 1002 ax-17 1003 ax-4 1005 ax-5o 1007 ax-6o 1010 ax-9o 1155 ax-10o 1173 ax-16 1243 ax-11o 1251 ax-ext 1494 ax-sep 2754 ax-pow 2794 ax-pr 2832 |
| This theorem depends on definitions: df-bi 145 df-or 222 df-an 223 df-ex 1013 df-sb 1205 df-eu 1415 df-mo 1416 df-clab 1500 df-cleq 1505 df-clel 1508 df-ne 1624 df-v 1850 df-dif 2093 df-un 2094 df-in 2095 df-ss 2097 df-nul 2325 df-pw 2447 df-sn 2457 df-pr 2458 df-op 2461 df-opab 2718 df-xp 3239 df-rel 3240 |