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Mirrors > Home > ILE Home > Th. List > 1st2nd2 | Unicode version |
Description: Reconstruction of a member of a cross product in terms of its ordered pair components. (Contributed by NM, 20-Oct-2013.) |
Ref | Expression |
---|---|
1st2nd2 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elxp6 6075 |
. 2
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2 | 1 | simplbi 272 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-sep 4054 ax-pow 4106 ax-pr 4139 ax-un 4363 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ral 2422 df-rex 2423 df-v 2691 df-sbc 2914 df-un 3080 df-in 3082 df-ss 3089 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-br 3938 df-opab 3998 df-mpt 3999 df-id 4223 df-xp 4553 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-rn 4558 df-iota 5096 df-fun 5133 df-fv 5139 df-1st 6046 df-2nd 6047 |
This theorem is referenced by: xpopth 6082 eqop 6083 2nd1st 6086 1st2nd 6087 xpmapenlem 6751 djuf1olem 6946 dfplpq2 7186 dfmpq2 7187 enqbreq2 7189 enqdc1 7194 preqlu 7304 prop 7307 elnp1st2nd 7308 cauappcvgprlemladd 7490 elreal2 7662 cnref1o 9469 frecuzrdgrrn 10212 frec2uzrdg 10213 frecuzrdgrcl 10214 frecuzrdgsuc 10218 frecuzrdgrclt 10219 frecuzrdgg 10220 frecuzrdgdomlem 10221 frecuzrdgfunlem 10223 frecuzrdgsuctlem 10227 seq3val 10262 seqvalcd 10263 eucalgval 11771 eucalginv 11773 eucalglt 11774 eucalg 11776 sqpweven 11889 2sqpwodd 11890 qnumdenbi 11906 tx1cn 12477 tx2cn 12478 txdis 12485 psmetxrge0 12540 xmetxpbl 12716 |
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