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Theorem mpteq12i 3845
 Description: An equality inference for the maps to notation. (Contributed by Scott Fenton, 27-Oct-2010.) (Revised by Mario Carneiro, 16-Dec-2013.)
Hypotheses
Ref Expression
mpteq12i.1
mpteq12i.2
Assertion
Ref Expression
mpteq12i

Proof of Theorem mpteq12i
StepHypRef Expression
1 mpteq12i.1 . . . 4
21a1i 9 . . 3
3 mpteq12i.2 . . . 4
43a1i 9 . . 3
52, 4mpteq12dv 3839 . 2
65trud 1252 1
 Colors of variables: wff set class Syntax hints:   wceq 1243   wtru 1244   cmpt 3818 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101  ax-5 1336  ax-7 1337  ax-gen 1338  ax-ie1 1382  ax-ie2 1383  ax-8 1395  ax-11 1397  ax-4 1400  ax-17 1419  ax-i9 1423  ax-ial 1427  ax-i5r 1428  ax-ext 2022 This theorem depends on definitions:  df-bi 110  df-tru 1246  df-nf 1350  df-sb 1646  df-clab 2027  df-cleq 2033  df-clel 2036  df-ral 2311  df-opab 3819  df-mpt 3820 This theorem is referenced by:  offres  5762
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