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Mirrors > Home > MPE Home > Th. List > relxp | Structured version Visualization version GIF version |
Description: A Cartesian product is a relation. Theorem 3.13(i) of [Monk1] p. 37. (Contributed by NM, 2-Aug-1994.) |
Ref | Expression |
---|---|
relxp | ⊢ Rel (𝐴 × 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xpss 5535 | . 2 ⊢ (𝐴 × 𝐵) ⊆ (V × V) | |
2 | df-rel 5526 | . 2 ⊢ (Rel (𝐴 × 𝐵) ↔ (𝐴 × 𝐵) ⊆ (V × V)) | |
3 | 1, 2 | mpbir 234 | 1 ⊢ Rel (𝐴 × 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: Vcvv 3441 ⊆ wss 3881 × cxp 5517 Rel wrel 5524 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 df-in 3888 df-ss 3898 df-opab 5093 df-xp 5525 df-rel 5526 |
This theorem is referenced by: xpsspw 5646 relinxp 5651 xpiindi 5670 eliunxp 5672 opeliunxp2 5673 relres 5847 restidsing 5889 codir 5947 qfto 5948 difxp 5988 sofld 6011 cnvcnv 6016 dfco2 6065 unixp 6101 ressn 6104 fliftcnv 7043 fliftfun 7044 oprssdm 7309 frxp 7803 opeliunxp2f 7859 reltpos 7880 tposfo 7902 tposf 7903 swoer 8302 xpider 8351 xpcomf1o 8589 fpwwe2lem9 10049 ordpinq 10354 addassnq 10369 mulassnq 10370 distrnq 10372 mulidnq 10374 recmulnq 10375 ltexnq 10386 prcdnq 10404 ltrel 10692 lerel 10694 dfle2 12528 fsumcom2 15121 fprodcom2 15330 0rest 16695 firest 16698 2oppchomf 16986 isinv 17022 invsym2 17025 invfun 17026 oppcsect2 17041 oppcinv 17042 oppchofcl 17502 oyoncl 17512 clatl 17718 gicer 18408 gsum2d2lem 19086 gsum2d2 19087 gsumcom2 19088 gsumxp 19089 dprd2d2 19159 mattpostpos 21059 mdetunilem9 21225 restbas 21763 txuni2 22170 txcls 22209 txdis1cn 22240 txkgen 22257 hmpher 22389 cnextrel 22668 tgphaus 22722 qustgplem 22726 tsmsxp 22760 utop2nei 22856 utop3cls 22857 xmeter 23040 caubl 23912 ovoliunlem1 24106 reldv 24473 taylf 24956 lgsquadlem1 25964 lgsquadlem2 25965 nvrel 28385 dfcnv2 30439 gsumpart 30740 qusxpid 30979 qtophaus 31189 cvmliftlem1 32645 cvmlift2lem12 32674 gonan0 32752 dfso2 33103 relbigcup 33471 poimirlem3 35060 heicant 35092 vvdifopab 35681 dvhopellsm 38413 dibvalrel 38459 dib1dim 38461 diclspsn 38490 dih1 38582 dih1dimatlem 38625 aoprssdm 43758 eliunxp2 44735 |
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