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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 4755 | . 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 3672 × cxp 4723 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-opab 4151 df-xp 4731 |
| This theorem is referenced by: opelxpd 4758 opelvvg 4775 opelvv 4776 opbrop 4805 fnbrfvb2 5688 fliftrel 5933 fnotovb 6064 ovi3 6159 ovres 6162 fovcdm 6165 fnovrn 6170 ovconst2 6174 oprab2co 6383 1stconst 6386 2ndconst 6387 f1od2 6400 brdifun 6729 ecopqsi 6759 brecop 6794 th3q 6809 xpcomco 7010 xpf1o 7030 xpmapenlem 7035 djulclr 7248 djurclr 7249 djulcl 7250 djurcl 7251 djuf1olem 7252 cc2lem 7485 addpiord 7536 mulpiord 7537 enqeceq 7579 1nq 7586 addpipqqslem 7589 mulpipq 7592 mulpipqqs 7593 addclnq 7595 mulclnq 7596 recexnq 7610 ltexnqq 7628 prarloclemarch 7638 prarloclemarch2 7639 nnnq 7642 enq0breq 7656 enq0eceq 7657 nqnq0 7661 addnnnq0 7669 mulnnnq0 7670 addclnq0 7671 mulclnq0 7672 nqpnq0nq 7673 prarloclemlt 7713 prarloclemlo 7714 prarloclemcalc 7722 genpelxp 7731 nqprm 7762 ltexprlempr 7828 recexprlempr 7852 cauappcvgprlemcl 7873 cauappcvgprlemladd 7878 caucvgprlemcl 7896 caucvgprprlemcl 7924 enreceq 7956 addsrpr 7965 mulsrpr 7966 0r 7970 1sr 7971 m1r 7972 addclsr 7973 mulclsr 7974 prsrcl 8004 mappsrprg 8024 addcnsr 8054 mulcnsr 8055 addcnsrec 8062 mulcnsrec 8063 pitonnlem2 8067 pitonn 8068 pitore 8070 recnnre 8071 axaddcl 8084 axmulcl 8086 xrlenlt 8244 frecuzrdgg 10679 frecuzrdgsuctlem 10686 seq3val 10723 swrdval 11233 cnrecnv 11488 eucalgf 12645 eucalg 12649 qredeu 12687 qnumdenbi 12782 crth 12814 phimullem 12815 setscom 13140 setsslid 13151 imasaddfnlemg 13415 imasaddflemg 13417 txbas 15001 upxp 15015 uptx 15017 txlm 15022 cnmpt21 15034 txswaphmeolem 15063 txswaphmeo 15064 comet 15242 qtopbasss 15264 cnmetdval 15272 remetdval 15290 tgqioo 15298 dvcnp2cntop 15442 dvef 15470 djucllem 16447 pwle2 16650 |
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