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| Mirrors > Home > ILE Home > Th. List > 2strstrg | GIF version | ||
| Description: A constructed two-slot structure. (Contributed by Mario Carneiro, 29-Aug-2015.) (Revised by Jim Kingdon, 28-Jan-2023.) Use 2strstrndx 13000 instead. (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| 2str.g | ⊢ 𝐺 = {〈(Base‘ndx), 𝐵〉, 〈(𝐸‘ndx), + 〉} |
| 2str.e | ⊢ 𝐸 = Slot 𝑁 |
| 2str.l | ⊢ 1 < 𝑁 |
| 2str.n | ⊢ 𝑁 ∈ ℕ |
| Ref | Expression |
|---|---|
| 2strstrg | ⊢ ((𝐵 ∈ 𝑉 ∧ + ∈ 𝑊) → 𝐺 Struct 〈1, 𝑁〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2str.g | . 2 ⊢ 𝐺 = {〈(Base‘ndx), 𝐵〉, 〈(𝐸‘ndx), + 〉} | |
| 2 | 1nn 9060 | . . 3 ⊢ 1 ∈ ℕ | |
| 3 | basendx 12937 | . . 3 ⊢ (Base‘ndx) = 1 | |
| 4 | 2str.l | . . 3 ⊢ 1 < 𝑁 | |
| 5 | 2str.n | . . 3 ⊢ 𝑁 ∈ ℕ | |
| 6 | 2str.e | . . . 4 ⊢ 𝐸 = Slot 𝑁 | |
| 7 | 6, 5 | ndxarg 12905 | . . 3 ⊢ (𝐸‘ndx) = 𝑁 |
| 8 | 2, 3, 4, 5, 7 | strle2g 12989 | . 2 ⊢ ((𝐵 ∈ 𝑉 ∧ + ∈ 𝑊) → {〈(Base‘ndx), 𝐵〉, 〈(𝐸‘ndx), + 〉} Struct 〈1, 𝑁〉) |
| 9 | 1, 8 | eqbrtrid 4083 | 1 ⊢ ((𝐵 ∈ 𝑉 ∧ + ∈ 𝑊) → 𝐺 Struct 〈1, 𝑁〉) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1373 ∈ wcel 2177 {cpr 3636 〈cop 3638 class class class wbr 4048 ‘cfv 5277 1c1 7939 < clt 8120 ℕcn 9049 Struct cstr 12878 ndxcnx 12879 Slot cslot 12881 Basecbs 12882 |
| 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-in1 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-sep 4167 ax-pow 4223 ax-pr 4258 ax-un 4485 ax-setind 4590 ax-cnex 8029 ax-resscn 8030 ax-1cn 8031 ax-1re 8032 ax-icn 8033 ax-addcl 8034 ax-addrcl 8035 ax-mulcl 8036 ax-addcom 8038 ax-addass 8040 ax-distr 8042 ax-i2m1 8043 ax-0lt1 8044 ax-0id 8046 ax-rnegex 8047 ax-cnre 8049 ax-pre-ltirr 8050 ax-pre-ltwlin 8051 ax-pre-lttrn 8052 ax-pre-apti 8053 ax-pre-ltadd 8054 |
| This theorem depends on definitions: df-bi 117 df-3or 982 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ne 2378 df-nel 2473 df-ral 2490 df-rex 2491 df-reu 2492 df-rab 2494 df-v 2775 df-sbc 3001 df-dif 3170 df-un 3172 df-in 3174 df-ss 3181 df-nul 3463 df-pw 3620 df-sn 3641 df-pr 3642 df-op 3644 df-uni 3854 df-int 3889 df-br 4049 df-opab 4111 df-mpt 4112 df-id 4345 df-xp 4686 df-rel 4687 df-cnv 4688 df-co 4689 df-dm 4690 df-rn 4691 df-res 4692 df-ima 4693 df-iota 5238 df-fun 5279 df-fn 5280 df-f 5281 df-fv 5285 df-riota 5909 df-ov 5957 df-oprab 5958 df-mpo 5959 df-pnf 8122 df-mnf 8123 df-xr 8124 df-ltxr 8125 df-le 8126 df-sub 8258 df-neg 8259 df-inn 9050 df-n0 9309 df-z 9386 df-uz 9662 df-fz 10144 df-struct 12884 df-ndx 12885 df-slot 12886 df-base 12888 |
| This theorem is referenced by: 2strstr1g 13004 grpstrg 13008 |
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