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

Theorem fnfvrnss 6861
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 6859 . 2 (𝐹:𝐴𝐵 ↔ (𝐹 Fn 𝐴 ∧ ∀𝑥𝐴 (𝐹𝑥) ∈ 𝐵))
2 frn 6493 . 2 (𝐹:𝐴𝐵 → ran 𝐹𝐵)
31, 2sylbir 238 1 ((𝐹 Fn 𝐴 ∧ ∀𝑥𝐴 (𝐹𝑥) ∈ 𝐵) → ran 𝐹𝐵)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 399  wcel 2111  wral 3106  wss 3881  ran crn 5520   Fn wfn 6319  wf 6320  cfv 6324
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2770  ax-sep 5167  ax-nul 5174  ax-pr 5295
This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3an 1086  df-tru 1541  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2598  df-eu 2629  df-clab 2777  df-cleq 2791  df-clel 2870  df-nfc 2938  df-ral 3111  df-rex 3112  df-v 3443  df-sbc 3721  df-dif 3884  df-un 3886  df-in 3888  df-ss 3898  df-nul 4244  df-if 4426  df-sn 4526  df-pr 4528  df-op 4532  df-uni 4801  df-br 5031  df-opab 5093  df-mpt 5111  df-id 5425  df-xp 5525  df-rel 5526  df-cnv 5527  df-co 5528  df-dm 5529  df-rn 5530  df-iota 6283  df-fun 6326  df-fn 6327  df-f 6328  df-fv 6332
This theorem is referenced by:  ffvresb  6865  dffi3  8879  infxpenlem  9424  alephsing  9687  seqexw  13380  srgfcl  19258  mplind  20741  1stckgenlem  22158  psmetxrge0  22920  plyreres  24879  aannenlem1  24924  subuhgr  27076  subupgr  27077  subumgr  27078  subusgr  27079  elrspunidl  31014  rmulccn  31281  esumfsup  31439  sxbrsigalem3  31640  sitgf  31715  ctbssinf  34823  dihf11lem  38562  hdmaprnN  39160  hgmaprnN  39197  ntrrn  40825  mnurndlem1  40989  volicoff  42637  dirkercncflem2  42746  fourierdlem15  42764  fourierdlem42  42791
  Copyright terms: Public domain W3C validator