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| Mirrors > Home > ILE Home > Th. List > riotaexg | Unicode version | ||
| Description: Restricted iota is a set. (Contributed by Jim Kingdon, 15-Jun-2020.) |
| Ref | Expression |
|---|---|
| riotaexg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-riota 6028 |
. 2
| |
| 2 | uniexg 4580 |
. . 3
| |
| 3 | iotass 5350 |
. . . . 5
| |
| 4 | elssuni 3958 |
. . . . . 6
| |
| 5 | 4 | adantr 276 |
. . . . 5
|
| 6 | 3, 5 | mpg 1504 |
. . . 4
|
| 7 | 6 | a1i 9 |
. . 3
|
| 8 | 2, 7 | ssexd 4268 |
. 2
|
| 9 | 1, 8 | eqeltrid 2325 |
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 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-14 2212 ax-ext 2220 ax-sep 4244 ax-un 4573 |
| This theorem depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-uni 3931 df-iota 5332 df-riota 6028 |
| This theorem is referenced by: iotaexel 6033 flval 10685 sqrtrval 11744 qnumval 12941 qdenval 12942 grpidvalg 13670 fn0g 13672 grpinvval 13825 grpinvfng 13826 usgredg2v 16379 |
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