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Theorem homarw 18135
Description: A hom-set is a subset of the collection of all arrows. (Contributed by Mario Carneiro, 11-Jan-2017.)
Hypotheses
Ref Expression
arwrcl.a 𝐴 = (Arrow‘𝐶)
arwhoma.h 𝐻 = (Homa𝐶)
Assertion
Ref Expression
homarw (𝑋𝐻𝑌) ⊆ 𝐴

Proof of Theorem homarw
StepHypRef Expression
1 ovssunirn 7449 . 2 (𝑋𝐻𝑌) ⊆ ran 𝐻
2 arwrcl.a . . 3 𝐴 = (Arrow‘𝐶)
3 arwhoma.h . . 3 𝐻 = (Homa𝐶)
42, 3arwval 18132 . 2 𝐴 = ran 𝐻
51, 4sseqtrri 3980 1 (𝑋𝐻𝑌) ⊆ 𝐴
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   = wceq 1570  wss 3899   cuni 4867  ran crn 5656  cfv 6533  (class class class)co 7413  Arrowcarw 18111  Homachoma 18112
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-sep 5251  ax-nul 5263  ax-pr 5398  ax-un 7736
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  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-ral 3077  df-rex 3087  df-rab 3413  df-v 3452  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-br 5104  df-opab 5168  df-mpt 5187  df-id 5550  df-xp 5661  df-rel 5662  df-cnv 5663  df-co 5664  df-dm 5665  df-rn 5666  df-iota 6489  df-fun 6535  df-fv 6541  df-ov 7416  df-homa 18115  df-arw 18116
This theorem is used by:  idaf  18152  homdmcoa  18156  coaval  18157  coapm  18160  termcarweu  50454  arweuthinc  50455  arweutermc  50456
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