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| Mirrors > Home > ILE Home > Th. List > ralxp | Unicode version | ||
| Description: Universal quantification restricted to a cross product is equivalent to a double restricted quantification. The hypothesis specifies an implicit substitution. (Contributed by NM, 7-Feb-2004.) (Revised by Mario Carneiro, 29-Dec-2014.) |
| Ref | Expression |
|---|---|
| ralxp.1 |
|
| Ref | Expression |
|---|---|
| ralxp |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iunxpconst 4810 |
. . 3
| |
| 2 | 1 | raleqi 2745 |
. 2
|
| 3 | ralxp.1 |
. . 3
| |
| 4 | 3 | raliunxp 4896 |
. 2
|
| 5 | 2, 4 | bitr3i 186 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-v 2815 df-sbc 3043 df-csb 3139 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-iun 3993 df-opab 4172 df-xp 4755 df-rel 4756 |
| This theorem is referenced by: ralxpf 4901 issref 5145 ffnov 6157 eqfnov 6160 funimassov 6204 f1stres 6353 f2ndres 6354 ecopover 6867 ecopoverg 6870 xpf1o 7097 imasaddfnlemg 13527 srgfcl 14117 txbas 15123 cnmpt21 15156 txmetcnp 15383 txmetcn 15384 qtopbasss 15386 mpodvdsmulf1o 15858 fsumdvdsmul 15859 |
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