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Theorem xrneq1d 38284
Description: Equality theorem for the range Cartesian product, deduction form. (Contributed by Peter Mazsa, 7-Sep-2021.)
Hypothesis
Ref Expression
xrneq1d.1 (𝜑𝐴 = 𝐵)
Assertion
Ref Expression
xrneq1d (𝜑 → (𝐴𝐶) = (𝐵𝐶))

Proof of Theorem xrneq1d
StepHypRef Expression
1 xrneq1d.1 . 2 (𝜑𝐴 = 𝐵)
2 xrneq1 38282 . 2 (𝐴 = 𝐵 → (𝐴𝐶) = (𝐵𝐶))
31, 2syl 17 1 (𝜑 → (𝐴𝐶) = (𝐵𝐶))
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1537  cxrn 38083
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1793  ax-4 1807  ax-5 1909  ax-6 1967  ax-7 2007  ax-8 2105  ax-9 2113  ax-ext 2705
This theorem depends on definitions:  df-bi 207  df-an 396  df-ex 1778  df-sb 2065  df-clab 2712  df-cleq 2726  df-clel 2813  df-rab 3439  df-in 3977  df-ss 3987  df-br 5170  df-opab 5232  df-co 5708  df-xrn 38276
This theorem is referenced by: (None)
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