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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 13088 pcprendvds 13089 4sqlem13m 13202 4sqlem14 13203 4sqlem17 13206 ballotfilemfmpn 13283 ballotfilemafi 13287 ballotfilembfi 13288 ballotfilemth 13330 nmzsubg 14062 nmznsg 14065 conjnmz 14131 conjnmzb 14132 nzrring 14539 lringnzr 14549 rrgeq0 14622 rrgss 14624 psrbagconf1o 15113 mpodvdsmulf1o 16185 fsumdvdsmul 16186 lgsfcl2 16223 |
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