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| Mirrors > Home > ILE Home > Th. List > slotex | GIF version | ||
| Description: Existence of slot value. A corollary of slotslfn 13098. (Contributed by Jim Kingdon, 12-Feb-2023.) |
| Ref | Expression |
|---|---|
| slotslfn.e | ⊢ (𝐸 = Slot (𝐸‘ndx) ∧ (𝐸‘ndx) ∈ ℕ) |
| Ref | Expression |
|---|---|
| slotex | ⊢ (𝐴 ∈ 𝑉 → (𝐸‘𝐴) ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | slotslfn.e | . . 3 ⊢ (𝐸 = Slot (𝐸‘ndx) ∧ (𝐸‘ndx) ∈ ℕ) | |
| 2 | 1 | slotslfn 13098 | . 2 ⊢ 𝐸 Fn V |
| 3 | elex 2812 | . 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
| 4 | funfvex 5652 | . . 3 ⊢ ((Fun 𝐸 ∧ 𝐴 ∈ dom 𝐸) → (𝐸‘𝐴) ∈ V) | |
| 5 | 4 | funfni 5429 | . 2 ⊢ ((𝐸 Fn V ∧ 𝐴 ∈ V) → (𝐸‘𝐴) ∈ V) |
| 6 | 2, 3, 5 | sylancr 414 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐸‘𝐴) ∈ V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1395 ∈ wcel 2200 Vcvv 2800 Fn wfn 5319 ‘cfv 5324 ℕcn 9133 ndxcnx 13069 Slot cslot 13071 |
| 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2802 df-sbc 3030 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-iota 5284 df-fun 5326 df-fn 5327 df-fv 5332 df-slot 13076 |
| This theorem is referenced by: topnfn 13317 topnvalg 13324 topnidg 13325 prdsplusgfval 13357 prdsmulrfval 13359 pwsval 13364 pwsbas 13365 pwsplusgval 13368 pwsmulrval 13369 imasex 13378 imasival 13379 imasbas 13380 imasplusg 13381 imasmulr 13382 imasaddfn 13390 imasaddval 13391 imasaddf 13392 imasmulfn 13393 imasmulval 13394 imasmulf 13395 qusaddval 13408 qusaddf 13409 qusmulval 13410 qusmulf 13411 xpsval 13425 ismgm 13430 plusfvalg 13436 plusffng 13438 gsumpropd2 13466 gsumsplit1r 13471 gsumprval 13472 issgrp 13476 ismnddef 13491 pwsmnd 13523 pws0g 13524 gsumfzz 13568 gsumwsubmcl 13569 gsumwmhm 13571 gsumfzcl 13572 grppropstrg 13592 grpsubval 13619 pwsgrp 13684 pwsinvg 13685 mulgval 13699 mulgfng 13701 mulgnngsum 13704 mulg1 13706 mulgnnp1 13707 mulgnndir 13728 subgintm 13775 isnsg 13779 gsumfzreidx 13914 gsumfzsubmcl 13915 gsumfzmptfidmadd 13916 gsumfzconst 13918 gsumfzmhm 13920 fnmgp 13925 mgpvalg 13926 mgpplusgg 13927 mgpex 13928 mgpbasg 13929 mgpscag 13930 mgptsetg 13931 mgpdsg 13933 mgpress 13934 isrng 13937 issrg 13968 isring 14003 opprvalg 14072 opprmulfvalg 14073 opprex 14076 opprsllem 14077 subrngintm 14216 islmod 14295 scaffvalg 14310 scafvalg 14311 scaffng 14313 rmodislmodlem 14354 rmodislmod 14355 lsssn0 14374 lss1d 14387 lssintclm 14388 ellspsn 14421 sraval 14441 sralemg 14442 srascag 14446 sravscag 14447 sraipg 14448 sraex 14450 crngridl 14534 znbaslemnn 14643 iedgvalg 15858 iedgex 15860 edgvalg 15900 edgstruct 15905 |
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