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| Mirrors > Home > ILE Home > Th. List > dsslid | GIF version | ||
| Description: Slot property of dist. (Contributed by Jim Kingdon, 6-May-2023.) |
| Ref | Expression |
|---|---|
| dsslid | ⊢ (dist = Slot (dist‘ndx) ∧ (dist‘ndx) ∈ ℕ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ds 13513 | . 2 ⊢ dist = Slot ;12 | |
| 2 | 1nn0 9591 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 3 | 2nn 9478 | . . 3 ⊢ 2 ∈ ℕ | |
| 4 | 2, 3 | decnncl 9812 | . 2 ⊢ ;12 ∈ ℕ |
| 5 | 1, 4 | ndxslid 13436 | 1 ⊢ (dist = Slot (dist‘ndx) ∧ (dist‘ndx) ∈ ℕ) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: ∧ wa 104 = wceq 1402 ∈ wcel 2209 ‘cfv 5380 1c1 8187 ℕcn 9314 2c2 9365 ;cdc 9789 ndxcnx 13408 Slot cslot 13410 distcds 13500 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 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 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8277 ax-resscn 8278 ax-1cn 8279 ax-1re 8280 ax-icn 8281 ax-addcl 8282 ax-addrcl 8283 ax-mulcl 8284 ax-addcom 8286 ax-mulcom 8287 ax-addass 8288 ax-mulass 8289 ax-distr 8290 ax-i2m1 8291 ax-1rid 8293 ax-0id 8294 ax-rnegex 8295 ax-cnre 8297 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 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-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 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 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-iota 5340 df-fun 5382 df-fv 5388 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-sub 8507 df-inn 9315 df-2 9373 df-3 9374 df-4 9375 df-5 9376 df-6 9377 df-7 9378 df-8 9379 df-9 9380 df-n0 9576 df-dec 9790 df-ndx 13414 df-slot 13415 df-ds 13513 |
| This theorem is used by: mgpdsg 14337 sradsg 14895 cnfldds 15015 setsmsdsg 15718 |
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