| Mathbox for Alexander van der Vekens |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 1arympt1 | Structured version Visualization version GIF version | ||
| Description: A unary (endo)function in maps-to notation. (Contributed by AV, 16-May-2024.) |
| Ref | Expression |
|---|---|
| 1arympt1.f | ⊢ 𝐹 = (𝑥 ∈ (𝑋 ↑m {0}) ↦ (𝐴‘(𝑥‘0))) |
| Ref | Expression |
|---|---|
| 1arympt1 | ⊢ ((𝑋 ∈ 𝑉 ∧ 𝐴:𝑋⟶𝑋) → 𝐹 ∈ (1-aryF 𝑋)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2762 | . . . . . 6 ⊢ (𝑋 ↑m {0}) = (𝑋 ↑m {0}) | |
| 2 | id 22 | . . . . . 6 ⊢ (𝑥 ∈ (𝑋 ↑m {0}) → 𝑥 ∈ (𝑋 ↑m {0})) | |
| 3 | c0ex 11173 | . . . . . . . 8 ⊢ 0 ∈ V | |
| 4 | 3 | snid 4621 | . . . . . . 7 ⊢ 0 ∈ {0} |
| 5 | 4 | a1i 11 | . . . . . 6 ⊢ (𝑥 ∈ (𝑋 ↑m {0}) → 0 ∈ {0}) |
| 6 | 1, 2, 5 | mapfvd 8861 | . . . . 5 ⊢ (𝑥 ∈ (𝑋 ↑m {0}) → (𝑥‘0) ∈ 𝑋) |
| 7 | ffvelcdm 7062 | . . . . 5 ⊢ ((𝐴:𝑋⟶𝑋 ∧ (𝑥‘0) ∈ 𝑋) → (𝐴‘(𝑥‘0)) ∈ 𝑋) | |
| 8 | 6, 7 | sylan2 602 | . . . 4 ⊢ ((𝐴:𝑋⟶𝑋 ∧ 𝑥 ∈ (𝑋 ↑m {0})) → (𝐴‘(𝑥‘0)) ∈ 𝑋) |
| 9 | 1arympt1.f | . . . 4 ⊢ 𝐹 = (𝑥 ∈ (𝑋 ↑m {0}) ↦ (𝐴‘(𝑥‘0))) | |
| 10 | 8, 9 | fmptd 7095 | . . 3 ⊢ (𝐴:𝑋⟶𝑋 → 𝐹:(𝑋 ↑m {0})⟶𝑋) |
| 11 | 1aryfvalel 49255 | . . 3 ⊢ (𝑋 ∈ 𝑉 → (𝐹 ∈ (1-aryF 𝑋) ↔ 𝐹:(𝑋 ↑m {0})⟶𝑋)) | |
| 12 | 10, 11 | imbitrrid 248 | . 2 ⊢ (𝑋 ∈ 𝑉 → (𝐴:𝑋⟶𝑋 → 𝐹 ∈ (1-aryF 𝑋))) |
| 13 | 12 | imp 410 | 1 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝐴:𝑋⟶𝑋) → 𝐹 ∈ (1-aryF 𝑋)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1560 ∈ wcel 2142 {csn 4582 ↦ cmpt 5181 ⟶wf 6517 ‘cfv 6521 (class class class)co 7396 ↑m cmap 8808 0cc0 11073 1c1 11074 -aryF cnaryf 49245 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-map 8810 df-en 8928 df-dom 8929 df-sdom 8930 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-nn 12211 df-n0 12482 df-z 12569 df-uz 12840 df-fz 13513 df-fzo 13660 df-naryf 49246 |
| This theorem is referenced by: 1arymaptfo 49262 |
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