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| Mirrors > Home > ILE Home > Th. List > ndxarg | Unicode version | ||
| Description: Get the numeric argument from a defined structure component extractor such as df-base 13407. (Contributed by Mario Carneiro, 6-Oct-2013.) |
| Ref | Expression |
|---|---|
| ndxarg.1 |
|
| ndxarg.2 |
|
| Ref | Expression |
|---|---|
| ndxarg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ndx 13404 |
. . . 4
| |
| 2 | nnex 9312 |
. . . . 5
| |
| 3 | resiexg 5108 |
. . . . 5
| |
| 4 | 2, 3 | ax-mp 5 |
. . . 4
|
| 5 | 1, 4 | eqeltri 2311 |
. . 3
|
| 6 | ndxarg.1 |
. . 3
| |
| 7 | ndxarg.2 |
. . 3
| |
| 8 | 5, 6, 7 | strnfvn 13422 |
. 2
|
| 9 | 1 | fveq1i 5696 |
. 2
|
| 10 | fvresi 5908 |
. . 3
| |
| 11 | 7, 10 | ax-mp 5 |
. 2
|
| 12 | 8, 9, 11 | 3eqtri 2263 |
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-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-cnex 8270 ax-resscn 8271 ax-1re 8273 ax-addrcl 8276 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-sbc 3052 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-iota 5337 df-fun 5379 df-fv 5385 df-inn 9307 df-ndx 13404 df-slot 13405 |
| This theorem is used by: ndxid 13425 ndxslid 13426 strndxid 13429 basendx 13456 basendxnn 13457 plusgndx 13512 2strstrg 13522 2strbasg 13523 2stropg 13524 2strstr1g 13525 2strop1g 13527 basendxnplusgndx 13528 mulrndx 13533 basendxnmulrndx 13537 starvndx 13542 scandx 13554 vscandx 13560 ipndx 13572 tsetndx 13589 plendx 13603 ocndx 13614 dsndx 13618 unifndx 13629 homndx 13636 ccondx 13639 edgfndx 16346 |
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