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| Description: Membership in superset of binary relation. |
| Ref | Expression |
|---|---|
| brel.1 |
|
| brel.2 |
|
| Ref | Expression |
|---|---|
| brel |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | brel.1 |
. 2
| |
| 2 | brel.2 |
. . 3
| |
| 3 | 2 | brelg 3222 |
. 2
|
| 4 | 1, 3 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: soirri 3442 sotri 3443 ndmord 4050 ndmordi 4051 brecop2 4307 ecopoprsym 4310 ecopoprtrn 4311 nlt1pi 5033 indpi 5034 ltbtwnpq 5084 ltrpq 5085 prnmadd 5100 genpcd 5109 1pr 5117 1idpr 5133 ltexprlem4 5145 ltexpri 5149 ltaprlem 5150 prlem936 5155 reclem2pr 5157 reclem3pr 5158 reclem4pr 5159 suplem1pr 5161 suplem2pr 5162 recexsrlem 5212 addgt0sr 5213 mulgt0sr 5214 mappsrpr 5218 map2psrpr 5220 suppsr2 5223 suppsr3 5224 ltresr 5258 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-sep 2703 ax-pow 2742 ax-pr 2779 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1587 df-v 1812 df-dif 2049 df-un 2050 df-in 2051 df-ss 2053 df-nul 2281 df-pw 2402 df-sn 2412 df-pr 2413 df-op 2416 df-br 2620 df-opab 2667 df-xp 3184 |