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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 4564 | . 2 ⊢ (〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷) ↔ (𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷)) | |
2 | 1 | biimpri 132 | 1 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐷) → 〈𝐴, 𝐵〉 ∈ (𝐶 × 𝐷)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ∈ wcel 1480 〈cop 3525 × cxp 4532 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-sep 4041 ax-pow 4093 ax-pr 4126 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-pw 3507 df-sn 3528 df-pr 3529 df-op 3531 df-opab 3985 df-xp 4540 |
This theorem is referenced by: opelxpd 4567 opelvvg 4583 opelvv 4584 opbrop 4613 fliftrel 5686 fnotovb 5807 ovi3 5900 ovres 5903 fovrn 5906 fnovrn 5911 ovconst2 5915 oprab2co 6108 1stconst 6111 2ndconst 6112 f1od2 6125 brdifun 6449 ecopqsi 6477 brecop 6512 th3q 6527 xpcomco 6713 xpf1o 6731 xpmapenlem 6736 djulclr 6927 djurclr 6928 djulcl 6929 djurcl 6930 djuf1olem 6931 addpiord 7117 mulpiord 7118 enqeceq 7160 1nq 7167 addpipqqslem 7170 mulpipq 7173 mulpipqqs 7174 addclnq 7176 mulclnq 7177 recexnq 7191 ltexnqq 7209 prarloclemarch 7219 prarloclemarch2 7220 nnnq 7223 enq0breq 7237 enq0eceq 7238 nqnq0 7242 addnnnq0 7250 mulnnnq0 7251 addclnq0 7252 mulclnq0 7253 nqpnq0nq 7254 prarloclemlt 7294 prarloclemlo 7295 prarloclemcalc 7303 genpelxp 7312 nqprm 7343 ltexprlempr 7409 recexprlempr 7433 cauappcvgprlemcl 7454 cauappcvgprlemladd 7459 caucvgprlemcl 7477 caucvgprprlemcl 7505 enreceq 7537 addsrpr 7546 mulsrpr 7547 0r 7551 1sr 7552 m1r 7553 addclsr 7554 mulclsr 7555 prsrcl 7585 mappsrprg 7605 addcnsr 7635 mulcnsr 7636 addcnsrec 7643 mulcnsrec 7644 pitonnlem2 7648 pitonn 7649 pitore 7651 recnnre 7652 axaddcl 7665 axmulcl 7667 xrlenlt 7822 frecuzrdgg 10182 frecuzrdgsuctlem 10189 seq3val 10224 cnrecnv 10675 eucalgf 11725 eucalg 11729 qredeu 11767 qnumdenbi 11859 crth 11889 phimullem 11890 setscom 11988 setsslid 11998 txbas 12416 upxp 12430 uptx 12432 txlm 12437 cnmpt21 12449 txswaphmeolem 12478 txswaphmeo 12479 comet 12657 qtopbasss 12679 cnmetdval 12687 remetdval 12697 tgqioo 12705 dvcnp2cntop 12821 dvef 12845 djucllem 12996 pwle2 13182 |
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