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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 13262 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 9197 | . . 3 ⊢ 1 ∈ ℕ | |
| 3 | basendx 13198 | . . 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 13166 | . . 3 ⊢ (𝐸‘ndx) = 𝑁 |
| 8 | 2, 3, 4, 5, 7 | strle2g 13251 | . 2 ⊢ ((𝐵 ∈ 𝑉 ∧ + ∈ 𝑊) → {〈(Base‘ndx), 𝐵〉, 〈(𝐸‘ndx), + 〉} Struct 〈1, 𝑁〉) |
| 9 | 1, 8 | eqbrtrid 4128 | 1 ⊢ ((𝐵 ∈ 𝑉 ∧ + ∈ 𝑊) → 𝐺 Struct 〈1, 𝑁〉) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1398 ∈ wcel 2202 {cpr 3674 〈cop 3676 class class class wbr 4093 ‘cfv 5333 1c1 8076 < clt 8257 ℕcn 9186 Struct cstr 13139 ndxcnx 13140 Slot cslot 13142 Basecbs 13143 |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-addcom 8175 ax-addass 8177 ax-distr 8179 ax-i2m1 8180 ax-0lt1 8181 ax-0id 8183 ax-rnegex 8184 ax-cnre 8186 ax-pre-ltirr 8187 ax-pre-ltwlin 8188 ax-pre-lttrn 8189 ax-pre-apti 8190 ax-pre-ltadd 8191 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-nul 3497 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-pnf 8259 df-mnf 8260 df-xr 8261 df-ltxr 8262 df-le 8263 df-sub 8395 df-neg 8396 df-inn 9187 df-n0 9446 df-z 9523 df-uz 9799 df-fz 10287 df-struct 13145 df-ndx 13146 df-slot 13147 df-base 13149 |
| This theorem is referenced by: 2strstr1g 13266 grpstrg 13270 |
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