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Theorem reldmmhp 22369
Description: The domain of the homogeneous polynomial operator is a relation. (Contributed by SN, 18-May-2025.)
Assertion
Ref Expression
reldmmhp Rel dom mHomP

Proof of Theorem reldmmhp
Dummy variables 𝑓 𝑔 𝑖 𝑛 𝑟 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 df-mhp 22368 . 2 mHomP = (𝑖 ∈ V, 𝑟 ∈ V ↦ (𝑛 ∈ ℕ0 ↦ {𝑓 ∈ (Base‘(𝑖 mPoly 𝑟)) ∣ (𝑓 supp (0g𝑟)) ⊆ {𝑔 ∈ { ∈ (ℕ0m 𝑖) ∣ ( “ ℕ) ∈ Fin} ∣ ((ℂflds0) Σg 𝑔) = 𝑛}}))
21reldmmpo 7550 1 Rel dom mHomP
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   = wceq 1570  wcel 2145  {crab 3414  Vcvv 3453  wss 3902  cmpt 5190  ccnv 5658  dom cdm 5659  cima 5662  Rel wrel 5664  cfv 6537  (class class class)co 7416   supp csupp 8161  m cmap 8829  Fincfn 8955  cn 12260  0cn0 12531  Basecbs 17305  s cress 17326  0gc0g 17528   Σg cgsu 17529  fldccnfld 21589   mPoly cmpl 22125   mHomP cmhp 22365
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 2215  ax-ext 2734  ax-sep 5255  ax-pr 5402
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 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-nfc 2911  df-rab 3415  df-v 3455  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-nul 4283  df-if 4486  df-sn 4588  df-pr 4590  df-op 4594  df-br 5108  df-opab 5172  df-xp 5665  df-rel 5666  df-dm 5669  df-oprab 7420  df-mpo 7421  df-mhp 22368
This theorem is used by:  ismhp  22372  mhprcl  22375  mhpmulcl  22381  mhppwdeg  22382  mhpaddcl  22383  mhpinvcl  22384  mhpvscacl  22386  mhpind  43442  evlsmhpvvval  43443  mhphf2  43446  mhphf3  43447
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