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| Mirrors > Home > ILE Home > Th. List > opelxpi | GIF version | ||
| Description: Ordered pair membership in a cross product (implication). (Contributed by NM, 28-May-1995.) |
| Ref | Expression |
|---|---|
| opelxpi | ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelxp 4761 | . 2 ⊢ (〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷) ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) | |
| 2 | 1 | biimpri 133 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∈ wcel 2202 〈cop 3676 × cxp 4729 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-opab 4156 df-xp 4737 |
| This theorem is referenced by: opelxpd 4764 opelvvg 4781 opelvv 4782 opbrop 4811 fnbrfvb2 5697 fliftrel 5943 fnotovb 6074 ovi3 6169 ovres 6172 fovcdm 6175 fnovrn 6180 ovconst2 6184 oprab2co 6392 1stconst 6395 2ndconst 6396 f1od2 6409 brdifun 6772 ecopqsi 6802 brecop 6837 th3q 6852 xpcomco 7053 xpf1o 7073 xpmapenlem 7078 djulclr 7308 djurclr 7309 djulcl 7310 djurcl 7311 djuf1olem 7312 cc2lem 7545 addpiord 7596 mulpiord 7597 enqeceq 7639 1nq 7646 addpipqqslem 7649 mulpipq 7652 mulpipqqs 7653 addclnq 7655 mulclnq 7656 recexnq 7670 ltexnqq 7688 prarloclemarch 7698 prarloclemarch2 7699 nnnq 7702 enq0breq 7716 enq0eceq 7717 nqnq0 7721 addnnnq0 7729 mulnnnq0 7730 addclnq0 7731 mulclnq0 7732 nqpnq0nq 7733 prarloclemlt 7773 prarloclemlo 7774 prarloclemcalc 7782 genpelxp 7791 nqprm 7822 ltexprlempr 7888 recexprlempr 7912 cauappcvgprlemcl 7933 cauappcvgprlemladd 7938 caucvgprlemcl 7956 caucvgprprlemcl 7984 enreceq 8016 addsrpr 8025 mulsrpr 8026 0r 8030 1sr 8031 m1r 8032 addclsr 8033 mulclsr 8034 prsrcl 8064 mappsrprg 8084 addcnsr 8114 mulcnsr 8115 addcnsrec 8122 mulcnsrec 8123 pitonnlem2 8127 pitonn 8128 pitore 8130 recnnre 8131 axaddcl 8144 axmulcl 8146 xrlenlt 8303 frecuzrdgg 10741 frecuzrdgsuctlem 10748 seq3val 10785 swrdval 11295 cnrecnv 11550 eucalgf 12707 eucalg 12711 qredeu 12749 qnumdenbi 12844 crth 12876 phimullem 12877 setscom 13202 setsslid 13213 imasaddfnlemg 13477 imasaddflemg 13479 txbas 15069 upxp 15083 uptx 15085 txlm 15090 cnmpt21 15102 txswaphmeolem 15131 txswaphmeo 15132 comet 15310 qtopbasss 15332 cnmetdval 15340 remetdval 15358 tgqioo 15366 dvcnp2cntop 15510 dvef 15538 djucllem 16518 pwle2 16720 |
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