MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  fnfvrnss Structured version   Visualization version   GIF version

Theorem fnfvrnss 7118
Description: An upper bound for range determined by function values. (Contributed by NM, 8-Oct-2004.)
Assertion
Ref Expression
fnfvrnss ((𝐹 Fn 𝐴 ∧ ∀𝑥𝐴 (𝐹𝑥) ∈ 𝐵) → ran 𝐹𝐵)
Distinct variable groups:   𝑥,𝐴   𝑥,𝐵   𝑥,𝐹

Proof of Theorem fnfvrnss
StepHypRef Expression
1 ffnfv 7116 . 2 (𝐹:𝐴𝐵 ↔ (𝐹 Fn 𝐴 ∧ ∀𝑥𝐴 (𝐹𝑥) ∈ 𝐵))
2 frn 6714 . 2 (𝐹:𝐴𝐵 → ran 𝐹𝐵)
31, 2sylbir 238 1 ((𝐹 Fn 𝐴 ∧ ∀𝑥𝐴 (𝐹𝑥) ∈ 𝐵) → ran 𝐹𝐵)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wa 401  wcel 2145  wral 3078  wss 3902  ran crn 5660   Fn wfn 6532  wf 6533  cfv 6537
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-nul 5267  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-ne 2958  df-ral 3079  df-rex 3089  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-uni 4871  df-br 5108  df-opab 5172  df-mpt 5191  df-id 5554  df-xp 5665  df-rel 5666  df-cnv 5667  df-co 5668  df-dm 5669  df-rn 5670  df-iota 6493  df-fun 6539  df-fn 6540  df-f 6541  df-fv 6545
This theorem is used by:  ffvresb  7123  dffi3  9405  infxpenlem  10020  alephsing  10282  seqexw  14085  sgnrn  15175  mgmn0plusgf  18747  srgfcl  20341  mplind  22292  1stckgenlem  23785  psmetxrge0  24545  plyreres  26520  aannenlem1  26571  bdayn0sf1o  28643  dfnns2  28645  subuhgr  29754  subupgr  29755  subumgr  29756  subusgr  29757  elrspunidl  33864  rmulccn  34446  esumfsup  34588  sxbrsigalem3  34791  sitgf  34866  ctbssinf  38168  dihf11lem  42147  hdmaprnN  42745  hgmaprnN  42782  ofoafg  44203  naddcnff  44211  ntrrn  44970  mnurndlem1  45113  volicoff  46831  dirkercncflem2  46940  fourierdlem15  46958  fourierdlem42  46985  tmachlem-extpcover  47781  grimuhgr  48811  slotresfo  49833
  Copyright terms: Public domain W3C validator