| Mathbox for Alexander van der Vekens |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 2arympt | Structured version Visualization version GIF version | ||
| Description: A binary (endo)function in maps-to notation. (Contributed by AV, 20-May-2024.) |
| Ref | Expression |
|---|---|
| 2arympt.f | ⊢ 𝐹 = (𝑥 ∈ (𝑋 ↑m {0, 1}) ↦ ((𝑥‘0)𝑂(𝑥‘1))) |
| Ref | Expression |
|---|---|
| 2arympt | ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) → 𝐹 ∈ (2-aryF 𝑋)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simplr 768 | . . . 4 ⊢ (((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) ∧ 𝑥 ∈ (𝑋 ↑m {0, 1})) → 𝑂:(𝑋 × 𝑋)⟶𝑋) | |
| 2 | elmapi 8783 | . . . . . 6 ⊢ (𝑥 ∈ (𝑋 ↑m {0, 1}) → 𝑥:{0, 1}⟶𝑋) | |
| 3 | c0ex 11128 | . . . . . . . 8 ⊢ 0 ∈ V | |
| 4 | 3 | prid1 4716 | . . . . . . 7 ⊢ 0 ∈ {0, 1} |
| 5 | 4 | a1i 11 | . . . . . 6 ⊢ (𝑥 ∈ (𝑋 ↑m {0, 1}) → 0 ∈ {0, 1}) |
| 6 | 2, 5 | ffvelcdmd 7023 | . . . . 5 ⊢ (𝑥 ∈ (𝑋 ↑m {0, 1}) → (𝑥‘0) ∈ 𝑋) |
| 7 | 6 | adantl 481 | . . . 4 ⊢ (((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) ∧ 𝑥 ∈ (𝑋 ↑m {0, 1})) → (𝑥‘0) ∈ 𝑋) |
| 8 | 1ex 11130 | . . . . . . . 8 ⊢ 1 ∈ V | |
| 9 | 8 | prid2 4717 | . . . . . . 7 ⊢ 1 ∈ {0, 1} |
| 10 | 9 | a1i 11 | . . . . . 6 ⊢ (𝑥 ∈ (𝑋 ↑m {0, 1}) → 1 ∈ {0, 1}) |
| 11 | 2, 10 | ffvelcdmd 7023 | . . . . 5 ⊢ (𝑥 ∈ (𝑋 ↑m {0, 1}) → (𝑥‘1) ∈ 𝑋) |
| 12 | 11 | adantl 481 | . . . 4 ⊢ (((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) ∧ 𝑥 ∈ (𝑋 ↑m {0, 1})) → (𝑥‘1) ∈ 𝑋) |
| 13 | 1, 7, 12 | fovcdmd 7525 | . . 3 ⊢ (((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) ∧ 𝑥 ∈ (𝑋 ↑m {0, 1})) → ((𝑥‘0)𝑂(𝑥‘1)) ∈ 𝑋) |
| 14 | 2arympt.f | . . 3 ⊢ 𝐹 = (𝑥 ∈ (𝑋 ↑m {0, 1}) ↦ ((𝑥‘0)𝑂(𝑥‘1))) | |
| 15 | 13, 14 | fmptd 7052 | . 2 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) → 𝐹:(𝑋 ↑m {0, 1})⟶𝑋) |
| 16 | 2aryfvalel 48633 | . . 3 ⊢ (𝑋 ∈ 𝑉 → (𝐹 ∈ (2-aryF 𝑋) ↔ 𝐹:(𝑋 ↑m {0, 1})⟶𝑋)) | |
| 17 | 16 | adantr 480 | . 2 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) → (𝐹 ∈ (2-aryF 𝑋) ↔ 𝐹:(𝑋 ↑m {0, 1})⟶𝑋)) |
| 18 | 15, 17 | mpbird 257 | 1 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑂:(𝑋 × 𝑋)⟶𝑋) → 𝐹 ∈ (2-aryF 𝑋)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {cpr 4581 ↦ cmpt 5176 × cxp 5621 ⟶wf 6482 ‘cfv 6486 (class class class)co 7353 ↑m cmap 8760 0cc0 11028 1c1 11029 2c2 12201 -aryF cnaryf 48612 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3346 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-iun 4946 df-br 5096 df-opab 5158 df-mpt 5177 df-tr 5203 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-riota 7310 df-ov 7356 df-oprab 7357 df-mpo 7358 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8632 df-map 8762 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11367 df-neg 11368 df-nn 12147 df-2 12209 df-n0 12403 df-z 12490 df-uz 12754 df-fz 13429 df-fzo 13576 df-naryf 48613 |
| This theorem is referenced by: 2arymaptfo 48640 |
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