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| Mirrors > Home > MPE Home > Th. List > Mathboxes > swapf2 | Structured version Visualization version GIF version | ||
| Description: The morphism part of the swap functor swaps the morphisms. (Contributed by Zhi Wang, 7-Oct-2025.) |
| Ref | Expression |
|---|---|
| swapf1.o | ⊢ (𝜑 → (𝐶 swapF 𝐷) = 〈𝑂, 𝑃〉) |
| swapf1.x | ⊢ (𝜑 → 𝑋 ∈ (Base‘𝐶)) |
| swapf1.y | ⊢ (𝜑 → 𝑌 ∈ (Base‘𝐷)) |
| swapf2.z | ⊢ (𝜑 → 𝑍 ∈ (Base‘𝐶)) |
| swapf2.w | ⊢ (𝜑 → 𝑊 ∈ (Base‘𝐷)) |
| swapf2.f | ⊢ (𝜑 → 𝐹 ∈ (𝑋(Hom ‘𝐶)𝑍)) |
| swapf2.g | ⊢ (𝜑 → 𝐺 ∈ (𝑌(Hom ‘𝐷)𝑊)) |
| Ref | Expression |
|---|---|
| swapf2 | ⊢ (𝜑 → (𝐹(〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉)𝐺) = 〈𝐺, 𝐹〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ov 7344 | . 2 ⊢ (𝐹(〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉)𝐺) = ((〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉)‘〈𝐹, 𝐺〉) | |
| 2 | swapf1.o | . . . 4 ⊢ (𝜑 → (𝐶 swapF 𝐷) = 〈𝑂, 𝑃〉) | |
| 3 | swapf1.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ (Base‘𝐶)) | |
| 4 | swapf1.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ (Base‘𝐷)) | |
| 5 | swapf2.z | . . . 4 ⊢ (𝜑 → 𝑍 ∈ (Base‘𝐶)) | |
| 6 | swapf2.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ (Base‘𝐷)) | |
| 7 | eqid 2731 | . . . 4 ⊢ (𝐶 ×c 𝐷) = (𝐶 ×c 𝐷) | |
| 8 | eqidd 2732 | . . . 4 ⊢ (𝜑 → (Hom ‘(𝐶 ×c 𝐷)) = (Hom ‘(𝐶 ×c 𝐷))) | |
| 9 | 2, 3, 4, 5, 6, 7, 8 | swapf2val 49305 | . . 3 ⊢ (𝜑 → (〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉) = (𝑓 ∈ (〈𝑋, 𝑌〉(Hom ‘(𝐶 ×c 𝐷))〈𝑍, 𝑊〉) ↦ ∪ ◡{𝑓})) |
| 10 | simpr 484 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑓 = 〈𝐹, 𝐺〉) → 𝑓 = 〈𝐹, 𝐺〉) | |
| 11 | 10 | sneqd 4583 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑓 = 〈𝐹, 𝐺〉) → {𝑓} = {〈𝐹, 𝐺〉}) |
| 12 | 11 | cnveqd 5810 | . . . . 5 ⊢ ((𝜑 ∧ 𝑓 = 〈𝐹, 𝐺〉) → ◡{𝑓} = ◡{〈𝐹, 𝐺〉}) |
| 13 | 12 | unieqd 4867 | . . . 4 ⊢ ((𝜑 ∧ 𝑓 = 〈𝐹, 𝐺〉) → ∪ ◡{𝑓} = ∪ ◡{〈𝐹, 𝐺〉}) |
| 14 | opswap 6171 | . . . 4 ⊢ ∪ ◡{〈𝐹, 𝐺〉} = 〈𝐺, 𝐹〉 | |
| 15 | 13, 14 | eqtrdi 2782 | . . 3 ⊢ ((𝜑 ∧ 𝑓 = 〈𝐹, 𝐺〉) → ∪ ◡{𝑓} = 〈𝐺, 𝐹〉) |
| 16 | swapf2.f | . . . . 5 ⊢ (𝜑 → 𝐹 ∈ (𝑋(Hom ‘𝐶)𝑍)) | |
| 17 | swapf2.g | . . . . 5 ⊢ (𝜑 → 𝐺 ∈ (𝑌(Hom ‘𝐷)𝑊)) | |
| 18 | 16, 17 | opelxpd 5650 | . . . 4 ⊢ (𝜑 → 〈𝐹, 𝐺〉 ∈ ((𝑋(Hom ‘𝐶)𝑍) × (𝑌(Hom ‘𝐷)𝑊))) |
| 19 | eqid 2731 | . . . . 5 ⊢ (Base‘𝐶) = (Base‘𝐶) | |
| 20 | eqid 2731 | . . . . 5 ⊢ (Base‘𝐷) = (Base‘𝐷) | |
| 21 | eqid 2731 | . . . . 5 ⊢ (Hom ‘𝐶) = (Hom ‘𝐶) | |
| 22 | eqid 2731 | . . . . 5 ⊢ (Hom ‘𝐷) = (Hom ‘𝐷) | |
| 23 | eqid 2731 | . . . . 5 ⊢ (Hom ‘(𝐶 ×c 𝐷)) = (Hom ‘(𝐶 ×c 𝐷)) | |
| 24 | 7, 19, 20, 21, 22, 3, 4, 5, 6, 23 | xpchom2 18087 | . . . 4 ⊢ (𝜑 → (〈𝑋, 𝑌〉(Hom ‘(𝐶 ×c 𝐷))〈𝑍, 𝑊〉) = ((𝑋(Hom ‘𝐶)𝑍) × (𝑌(Hom ‘𝐷)𝑊))) |
| 25 | 18, 24 | eleqtrrd 2834 | . . 3 ⊢ (𝜑 → 〈𝐹, 𝐺〉 ∈ (〈𝑋, 𝑌〉(Hom ‘(𝐶 ×c 𝐷))〈𝑍, 𝑊〉)) |
| 26 | opex 5399 | . . . 4 ⊢ 〈𝐺, 𝐹〉 ∈ V | |
| 27 | 26 | a1i 11 | . . 3 ⊢ (𝜑 → 〈𝐺, 𝐹〉 ∈ V) |
| 28 | 9, 15, 25, 27 | fvmptd 6931 | . 2 ⊢ (𝜑 → ((〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉)‘〈𝐹, 𝐺〉) = 〈𝐺, 𝐹〉) |
| 29 | 1, 28 | eqtrid 2778 | 1 ⊢ (𝜑 → (𝐹(〈𝑋, 𝑌〉𝑃〈𝑍, 𝑊〉)𝐺) = 〈𝐺, 𝐹〉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2111 Vcvv 3436 {csn 4571 〈cop 4577 ∪ cuni 4854 × cxp 5609 ◡ccnv 5610 ‘cfv 6476 (class class class)co 7341 Basecbs 17115 Hom chom 17167 ×c cxpc 18069 swapF cswapf 49291 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5212 ax-sep 5229 ax-nul 5239 ax-pow 5298 ax-pr 5365 ax-un 7663 ax-cnex 11057 ax-resscn 11058 ax-1cn 11059 ax-icn 11060 ax-addcl 11061 ax-addrcl 11062 ax-mulcl 11063 ax-mulrcl 11064 ax-mulcom 11065 ax-addass 11066 ax-mulass 11067 ax-distr 11068 ax-i2m1 11069 ax-1ne0 11070 ax-1rid 11071 ax-rnegex 11072 ax-rrecex 11073 ax-cnre 11074 ax-pre-lttri 11075 ax-pre-lttrn 11076 ax-pre-ltadd 11077 ax-pre-mulgt0 11078 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4279 df-if 4471 df-pw 4547 df-sn 4572 df-pr 4574 df-tp 4576 df-op 4578 df-uni 4855 df-iun 4938 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5506 df-eprel 5511 df-po 5519 df-so 5520 df-fr 5564 df-we 5566 df-xp 5617 df-rel 5618 df-cnv 5619 df-co 5620 df-dm 5621 df-rn 5622 df-res 5623 df-ima 5624 df-pred 6243 df-ord 6304 df-on 6305 df-lim 6306 df-suc 6307 df-iota 6432 df-fun 6478 df-fn 6479 df-f 6480 df-f1 6481 df-fo 6482 df-f1o 6483 df-fv 6484 df-riota 7298 df-ov 7344 df-oprab 7345 df-mpo 7346 df-om 7792 df-1st 7916 df-2nd 7917 df-frecs 8206 df-wrecs 8237 df-recs 8286 df-rdg 8324 df-1o 8380 df-er 8617 df-en 8865 df-dom 8866 df-sdom 8867 df-fin 8868 df-pnf 11143 df-mnf 11144 df-xr 11145 df-ltxr 11146 df-le 11147 df-sub 11341 df-neg 11342 df-nn 12121 df-2 12183 df-3 12184 df-4 12185 df-5 12186 df-6 12187 df-7 12188 df-8 12189 df-9 12190 df-n0 12377 df-z 12464 df-dec 12584 df-uz 12728 df-fz 13403 df-struct 17053 df-slot 17088 df-ndx 17100 df-base 17116 df-hom 17180 df-cco 17181 df-xpc 18073 df-swapf 49292 |
| This theorem is referenced by: swapfid 49311 cofuswapf2 49327 |
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