ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  opelxpd GIF version

Theorem opelxpd 4726
Description: Ordered pair membership in a Cartesian product, deduction form. (Contributed by Glauco Siliprandi, 3-Mar-2021.)
Hypotheses
Ref Expression
opelxpd.1 (𝜑𝐴𝐶)
opelxpd.2 (𝜑𝐵𝐷)
Assertion
Ref Expression
opelxpd (𝜑 → ⟨𝐴, 𝐵⟩ ∈ (𝐶 × 𝐷))

Proof of Theorem opelxpd
StepHypRef Expression
1 opelxpd.1 . 2 (𝜑𝐴𝐶)
2 opelxpd.2 . 2 (𝜑𝐵𝐷)
3 opelxpi 4725 . 2 ((𝐴𝐶𝐵𝐷) → ⟨𝐴, 𝐵⟩ ∈ (𝐶 × 𝐷))
41, 2, 3syl2anc 411 1 (𝜑 → ⟨𝐴, 𝐵⟩ ∈ (𝐶 × 𝐷))
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2178  cop 3646   × cxp 4691
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-14 2181  ax-ext 2189  ax-sep 4178  ax-pow 4234  ax-pr 4269
This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-nf 1485  df-sb 1787  df-clab 2194  df-cleq 2200  df-clel 2203  df-nfc 2339  df-ral 2491  df-rex 2492  df-v 2778  df-un 3178  df-in 3180  df-ss 3187  df-pw 3628  df-sn 3649  df-pr 3650  df-op 3652  df-opab 4122  df-xp 4699
This theorem is referenced by:  suplocsrlemb  7954  seqvalcd  10643  ctiunctlemfo  12925  strslfv2d  12990  imasaddfnlemg  13261  imasaddflemg  13263  txcnp  14858  upxp  14859  txcnmpt  14860  uptx  14861  txdis1cn  14865  txlm  14866  lmcn2  14867  txhmeo  14906  comet  15086  txmetcnp  15105  dvaddxxbr  15288  dvmulxxbr  15289  dvcoapbr  15294  mpodvdsmulf1o  15577
  Copyright terms: Public domain W3C validator