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| Mirrors > Home > MPE Home > Th. List > fulloppc | Structured version Visualization version GIF version | ||
| Description: The opposite functor of a full functor is also full. Proposition 3.43(d) in [Adamek] p. 39. (Contributed by Mario Carneiro, 27-Jan-2017.) |
| Ref | Expression |
|---|---|
| fulloppc.o | ⊢ 𝑂 = (oppCat‘𝐶) |
| fulloppc.p | ⊢ 𝑃 = (oppCat‘𝐷) |
| fulloppc.f | ⊢ (𝜑 → 𝐹(𝐶 Full 𝐷)𝐺) |
| Ref | Expression |
|---|---|
| fulloppc | ⊢ (𝜑 → 𝐹(𝑂 Full 𝑃)tpos 𝐺) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fulloppc.o | . . 3 ⊢ 𝑂 = (oppCat‘𝐶) | |
| 2 | fulloppc.p | . . 3 ⊢ 𝑃 = (oppCat‘𝐷) | |
| 3 | fulloppc.f | . . . 4 ⊢ (𝜑 → 𝐹(𝐶 Full 𝐷)𝐺) | |
| 4 | fullfunc 17997 | . . . . 5 ⊢ (𝐶 Full 𝐷) ⊆ (𝐶 Func 𝐷) | |
| 5 | 4 | ssbri 5150 | . . . 4 ⊢ (𝐹(𝐶 Full 𝐷)𝐺 → 𝐹(𝐶 Func 𝐷)𝐺) |
| 6 | 3, 5 | syl 18 | . . 3 ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) |
| 7 | 1, 2, 6 | funcoppc 17964 | . 2 ⊢ (𝜑 → 𝐹(𝑂 Func 𝑃)tpos 𝐺) |
| 8 | eqid 2760 | . . . . . 6 ⊢ (Base‘𝐶) = (Base‘𝐶) | |
| 9 | eqid 2760 | . . . . . 6 ⊢ (Hom ‘𝐷) = (Hom ‘𝐷) | |
| 10 | eqid 2760 | . . . . . 6 ⊢ (Hom ‘𝐶) = (Hom ‘𝐶) | |
| 11 | 3 | adantr 486 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → 𝐹(𝐶 Full 𝐷)𝐺) |
| 12 | simprr 785 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → 𝑦 ∈ (Base‘𝐶)) | |
| 13 | simprl 783 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → 𝑥 ∈ (Base‘𝐶)) | |
| 14 | 8, 9, 10, 11, 12, 13 | fullfo 18003 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → (𝑦𝐺𝑥):(𝑦(Hom ‘𝐶)𝑥)–onto→((𝐹‘𝑦)(Hom ‘𝐷)(𝐹‘𝑥))) |
| 15 | forn 6792 | . . . . 5 ⊢ ((𝑦𝐺𝑥):(𝑦(Hom ‘𝐶)𝑥)–onto→((𝐹‘𝑦)(Hom ‘𝐷)(𝐹‘𝑥)) → ran (𝑦𝐺𝑥) = ((𝐹‘𝑦)(Hom ‘𝐷)(𝐹‘𝑥))) | |
| 16 | 14, 15 | syl 18 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → ran (𝑦𝐺𝑥) = ((𝐹‘𝑦)(Hom ‘𝐷)(𝐹‘𝑥))) |
| 17 | ovtpos 8239 | . . . . 5 ⊢ (𝑥tpos 𝐺𝑦) = (𝑦𝐺𝑥) | |
| 18 | 17 | rneqi 5921 | . . . 4 ⊢ ran (𝑥tpos 𝐺𝑦) = ran (𝑦𝐺𝑥) |
| 19 | 9, 2 | oppchom 17803 | . . . 4 ⊢ ((𝐹‘𝑥)(Hom ‘𝑃)(𝐹‘𝑦)) = ((𝐹‘𝑦)(Hom ‘𝐷)(𝐹‘𝑥)) |
| 20 | 16, 18, 19 | 3eqtr4g 2820 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → ran (𝑥tpos 𝐺𝑦) = ((𝐹‘𝑥)(Hom ‘𝑃)(𝐹‘𝑦))) |
| 21 | 20 | ralrimivva 3205 | . 2 ⊢ (𝜑 → ∀𝑥 ∈ (Base‘𝐶)∀𝑦 ∈ (Base‘𝐶)ran (𝑥tpos 𝐺𝑦) = ((𝐹‘𝑥)(Hom ‘𝑃)(𝐹‘𝑦))) |
| 22 | 1, 8 | oppcbas 17806 | . . 3 ⊢ (Base‘𝐶) = (Base‘𝑂) |
| 23 | eqid 2760 | . . 3 ⊢ (Hom ‘𝑃) = (Hom ‘𝑃) | |
| 24 | 22, 23 | isfull 18001 | . 2 ⊢ (𝐹(𝑂 Full 𝑃)tpos 𝐺 ↔ (𝐹(𝑂 Func 𝑃)tpos 𝐺 ∧ ∀𝑥 ∈ (Base‘𝐶)∀𝑦 ∈ (Base‘𝐶)ran (𝑥tpos 𝐺𝑦) = ((𝐹‘𝑥)(Hom ‘𝑃)(𝐹‘𝑦)))) |
| 25 | 7, 21, 24 | sylanbrc 595 | 1 ⊢ (𝜑 → 𝐹(𝑂 Full 𝑃)tpos 𝐺) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∀wral 3076 class class class wbr 5103 ran crn 5656 –onto→wfo 6531 ‘cfv 6533 (class class class)co 7413 tpos ctpos 8223 Basecbs 17301 Hom chom 17353 oppCatcoppc 17799 Func cfunc 17943 Full cful 17993 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7736 ax-cnex 11180 ax-resscn 11181 ax-1cn 11182 ax-icn 11183 ax-addcl 11184 ax-addrcl 11185 ax-mulcl 11186 ax-mulrcl 11187 ax-mulcom 11188 ax-addass 11189 ax-mulass 11190 ax-distr 11191 ax-i2m1 11192 ax-1ne0 11193 ax-1rid 11194 ax-rnegex 11195 ax-rrecex 11196 ax-cnre 11197 ax-pre-lttri 11198 ax-pre-lttrn 11199 ax-pre-ltadd 11200 ax-pre-mulgt0 11201 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7370 df-ov 7416 df-oprab 7417 df-mpo 7418 df-om 7863 df-1st 7986 df-2nd 7987 df-tpos 8224 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-er 8696 df-map 8828 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11467 df-neg 11468 df-nn 12258 df-2 12327 df-3 12328 df-4 12329 df-5 12330 df-6 12331 df-7 12332 df-8 12333 df-9 12334 df-n0 12529 df-z 12616 df-dec 12737 df-sets 17256 df-slot 17274 df-ndx 17286 df-base 17302 df-hom 17366 df-cco 17367 df-cat 17756 df-cid 17757 df-oppc 17800 df-func 17947 df-full 17995 |
| This theorem is used by: ffthoppc 18015 fulloppf 50089 |
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