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| Mirrors > Home > ILE Home > Th. List > ssrab3 | Unicode version | ||
| Description: Subclass relation for a restricted class abstraction. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) |
| Ref | Expression |
|---|---|
| ssrab3.1 |
|
| Ref | Expression |
|---|---|
| ssrab3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssrab3.1 |
. 2
| |
| 2 | ssrab2 3333 |
. 2
| |
| 3 | 1, 2 | eqsstri 3280 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rab 2537 df-in 3226 df-ss 3233 |
| This theorem is used by: if0ss 3642 pcprecl 13097 pcprendvds 13098 4sqlem13m 13211 4sqlem14 13212 4sqlem17 13215 ballotfilemfmpn 13292 ballotfilemafi 13296 ballotfilembfi 13297 ballotfilemth 13339 nmzsubg 14072 nmznsg 14075 conjnmz 14141 conjnmzb 14142 nzrring 14599 lringnzr 14609 rrgeq0 14682 rrgss 14684 psrbagconf1o 15174 psrass1filem 15177 mpodvdsmulf1o 16284 fsumdvdsmul 16285 lgsfcl2 16330 |
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