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Theorem rneqd 4776
Description: Equality deduction for range. (Contributed by NM, 4-Mar-2004.)
Hypothesis
Ref Expression
rneqd.1 (𝜑𝐴 = 𝐵)
Assertion
Ref Expression
rneqd (𝜑 → ran 𝐴 = ran 𝐵)

Proof of Theorem rneqd
StepHypRef Expression
1 rneqd.1 . 2 (𝜑𝐴 = 𝐵)
2 rneq 4774 . 2 (𝐴 = 𝐵 → ran 𝐴 = ran 𝐵)
31, 2syl 14 1 (𝜑 → ran 𝐴 = ran 𝐵)
Colors of variables: wff set class
Syntax hints:  wi 4   = wceq 1332  ran crn 4548
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-io 699  ax-5 1424  ax-7 1425  ax-gen 1426  ax-ie1 1470  ax-ie2 1471  ax-8 1483  ax-10 1484  ax-11 1485  ax-i12 1486  ax-bndl 1487  ax-4 1488  ax-17 1507  ax-i9 1511  ax-ial 1515  ax-i5r 1516  ax-ext 2122
This theorem depends on definitions:  df-bi 116  df-3an 965  df-tru 1335  df-nf 1438  df-sb 1737  df-clab 2127  df-cleq 2133  df-clel 2136  df-nfc 2271  df-v 2691  df-un 3080  df-in 3082  df-ss 3089  df-sn 3538  df-pr 3539  df-op 3541  df-br 3938  df-opab 3998  df-cnv 4555  df-dm 4557  df-rn 4558
This theorem is referenced by:  resima2  4861  imaeq1  4884  imaeq2  4885  resiima  4905  elxp4  5034  elxp5  5035  funimacnv  5207  funimaexg  5215  fnima  5249  fnrnfv  5476  2ndvalg  6049  fo2nd  6064  f2ndres  6066  en1  6701  xpassen  6732  xpdom2  6733  sbthlemi4  6856  djudom  6986  exmidfodomrlemim  7074  seqeq1  10252  seqeq2  10253  seqeq3  10254  seq3val  10262  seqvalcd  10263  ennnfonelemex  11963  ennnfonelemf1  11967  restval  12165  restid2  12168  tgrest  12377  txvalex  12462  txval  12463  mopnval  12650
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