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| Mirrors > Home > MPE Home > Th. List > Mathboxes > concl | Structured version Visualization version GIF version | ||
| Description: A natural transformation from a constant functor of an object maps to morphisms whose domain is the object. Therefore, the range of the second component of a cone are morphisms with a common domain. (Contributed by Zhi Wang, 13-Nov-2025.) |
| Ref | Expression |
|---|---|
| islmd.l | ⊢ 𝐿 = (𝐶Δfunc𝐷) |
| islmd.a | ⊢ 𝐴 = (Base‘𝐶) |
| islmd.n | ⊢ 𝑁 = (𝐷 Nat 𝐶) |
| islmd.b | ⊢ 𝐵 = (Base‘𝐷) |
| concl.k | ⊢ 𝐾 = ((1st ‘𝐿)‘𝑋) |
| concl.x | ⊢ (𝜑 → 𝑋 ∈ 𝐴) |
| concl.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| concl.h | ⊢ 𝐻 = (Hom ‘𝐶) |
| concl.r | ⊢ (𝜑 → 𝑅 ∈ (𝐾𝑁𝐹)) |
| Ref | Expression |
|---|---|
| concl | ⊢ (𝜑 → (𝑅‘𝑌) ∈ (𝑋𝐻((1st ‘𝐹)‘𝑌))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | islmd.n | . . 3 ⊢ 𝑁 = (𝐷 Nat 𝐶) | |
| 2 | concl.r | . . . 4 ⊢ (𝜑 → 𝑅 ∈ (𝐾𝑁𝐹)) | |
| 3 | 1, 2 | nat1st2nd 17965 | . . 3 ⊢ (𝜑 → 𝑅 ∈ (〈(1st ‘𝐾), (2nd ‘𝐾)〉𝑁〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 4 | islmd.b | . . 3 ⊢ 𝐵 = (Base‘𝐷) | |
| 5 | concl.h | . . 3 ⊢ 𝐻 = (Hom ‘𝐶) | |
| 6 | concl.y | . . 3 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 7 | 1, 3, 4, 5, 6 | natcl 17967 | . 2 ⊢ (𝜑 → (𝑅‘𝑌) ∈ (((1st ‘𝐾)‘𝑌)𝐻((1st ‘𝐹)‘𝑌))) |
| 8 | islmd.l | . . . 4 ⊢ 𝐿 = (𝐶Δfunc𝐷) | |
| 9 | 1, 3 | natrcl3 49093 | . . . . 5 ⊢ (𝜑 → (1st ‘𝐹)(𝐷 Func 𝐶)(2nd ‘𝐹)) |
| 10 | 9 | funcrcl3 48993 | . . . 4 ⊢ (𝜑 → 𝐶 ∈ Cat) |
| 11 | 9 | funcrcl2 48992 | . . . 4 ⊢ (𝜑 → 𝐷 ∈ Cat) |
| 12 | islmd.a | . . . 4 ⊢ 𝐴 = (Base‘𝐶) | |
| 13 | concl.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐴) | |
| 14 | concl.k | . . . 4 ⊢ 𝐾 = ((1st ‘𝐿)‘𝑋) | |
| 15 | 8, 10, 11, 12, 13, 14, 4, 6 | diag11 18253 | . . 3 ⊢ (𝜑 → ((1st ‘𝐾)‘𝑌) = 𝑋) |
| 16 | 15 | oveq1d 7418 | . 2 ⊢ (𝜑 → (((1st ‘𝐾)‘𝑌)𝐻((1st ‘𝐹)‘𝑌)) = (𝑋𝐻((1st ‘𝐹)‘𝑌))) |
| 17 | 7, 16 | eleqtrd 2836 | 1 ⊢ (𝜑 → (𝑅‘𝑌) ∈ (𝑋𝐻((1st ‘𝐹)‘𝑌))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2108 ‘cfv 6530 (class class class)co 7403 1st c1st 7984 2nd c2nd 7985 Basecbs 17226 Hom chom 17280 Nat cnat 17955 Δfunccdiag 18222 |
| 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 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-rep 5249 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7727 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 ax-pre-mulgt0 11204 |
| 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 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3359 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-tp 4606 df-op 4608 df-uni 4884 df-iun 4969 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-pred 6290 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6483 df-fun 6532 df-fn 6533 df-f 6534 df-f1 6535 df-fo 6536 df-f1o 6537 df-fv 6538 df-riota 7360 df-ov 7406 df-oprab 7407 df-mpo 7408 df-om 7860 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8383 df-rdg 8422 df-1o 8478 df-er 8717 df-map 8840 df-ixp 8910 df-en 8958 df-dom 8959 df-sdom 8960 df-fin 8961 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11466 df-neg 11467 df-nn 12239 df-2 12301 df-3 12302 df-4 12303 df-5 12304 df-6 12305 df-7 12306 df-8 12307 df-9 12308 df-n0 12500 df-z 12587 df-dec 12707 df-uz 12851 df-fz 13523 df-struct 17164 df-slot 17199 df-ndx 17211 df-base 17227 df-hom 17293 df-cco 17294 df-cat 17678 df-cid 17679 df-func 17869 df-nat 17957 df-xpc 18182 df-1stf 18183 df-curf 18224 df-diag 18226 |
| This theorem is referenced by: concom 49481 |
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