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Theorem ixpconst 6532
Description: Infinite Cartesian product of a constant 𝐵. (Contributed by NM, 28-Sep-2006.)
Hypotheses
Ref Expression
ixpconst.1 𝐴 ∈ V
ixpconst.2 𝐵 ∈ V
Assertion
Ref Expression
ixpconst X𝑥𝐴 𝐵 = (𝐵𝑚 𝐴)
Distinct variable groups:   𝑥,𝐴   𝑥,𝐵

Proof of Theorem ixpconst
StepHypRef Expression
1 ixpconst.1 . 2 𝐴 ∈ V
2 ixpconst.2 . 2 𝐵 ∈ V
3 ixpconstg 6531 . 2 ((𝐴 ∈ V ∧ 𝐵 ∈ V) → X𝑥𝐴 𝐵 = (𝐵𝑚 𝐴))
41, 2, 3mp2an 420 1 X𝑥𝐴 𝐵 = (𝐵𝑚 𝐴)
Colors of variables: wff set class
Syntax hints:   = wceq 1299  wcel 1448  Vcvv 2641  (class class class)co 5706  𝑚 cmap 6472  Xcixp 6522
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-in1 584  ax-in2 585  ax-io 671  ax-5 1391  ax-7 1392  ax-gen 1393  ax-ie1 1437  ax-ie2 1438  ax-8 1450  ax-10 1451  ax-11 1452  ax-i12 1453  ax-bndl 1454  ax-4 1455  ax-13 1459  ax-14 1460  ax-17 1474  ax-i9 1478  ax-ial 1482  ax-i5r 1483  ax-ext 2082  ax-sep 3986  ax-pow 4038  ax-pr 4069  ax-un 4293  ax-setind 4390
This theorem depends on definitions:  df-bi 116  df-3an 932  df-tru 1302  df-fal 1305  df-nf 1405  df-sb 1704  df-eu 1963  df-mo 1964  df-clab 2087  df-cleq 2093  df-clel 2096  df-nfc 2229  df-ne 2268  df-ral 2380  df-rex 2381  df-v 2643  df-sbc 2863  df-dif 3023  df-un 3025  df-in 3027  df-ss 3034  df-pw 3459  df-sn 3480  df-pr 3481  df-op 3483  df-uni 3684  df-br 3876  df-opab 3930  df-mpt 3931  df-id 4153  df-xp 4483  df-rel 4484  df-cnv 4485  df-co 4486  df-dm 4487  df-rn 4488  df-iota 5024  df-fun 5061  df-fn 5062  df-f 5063  df-fv 5067  df-ov 5709  df-oprab 5710  df-mpo 5711  df-map 6474  df-ixp 6523
This theorem is referenced by: (None)
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