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| Description: Equality deduction for intersection of two classes. |
| Ref | Expression |
|---|---|
| ineq1d.1 |
|
| Ref | Expression |
|---|---|
| ineq2d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ineq1d.1 |
. 2
| |
| 2 | ineq2 2790 |
. 2
| |
| 3 | 1, 2 | syl 12 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ineq12dOLD 2798 frirr 3634 fr2nr 3635 fr3nr 3859 reseq2 4219 resdisjOLD 4341 isofrlem 4878 oev2 5207 kmlem11 5937 basis1 8883 eltg 8888 indistop 8918 clslp 9024 metssba 9086 bcthlem15 9291 basmetres 10185 elfg 10284 omlsi 10879 pjoml 10902 chdmj3 11087 chdmj4 11088 ledi 11096 cmbr 11160 cmbr3 11184 pjoml3 11188 fh1 11194 fh2 11195 dmdbr 11871 dmdmd 11872 dmdbr5 11880 dmdsl3 11887 irredlem2 11963 irredlem3 11964 dmdbr6ati 11995 bnj1326 13496 predeq1 13881 predeq3 13883 predep 13903 moec 14351 domrancur1c 14550 valtar 15260 topbnd 15408 opnbnd 15409 cldbnd 15410 subsubtop 15423 cnsubsp2 15427 compsub 15431 reconnlem1 15446 neifg 15559 fcluscomplem 15620 isfclusf 15625 fclsfneii 15628 subspabs 15840 heiborlem25 15979 heiborlem26 15980 pmapglb2 17253 pmapglb2x 17254 pmod 17311 polval 17318 polat 17341 trnset 17405 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-ex 1327 df-sb 1536 df-clab 1872 df-cleq 1877 df-clel 1880 df-v 2294 df-in 2603 |