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Mirrors > Home > ILE Home > Th. List > ixpiinm | Unicode version |
Description: The indexed intersection of a collection of infinite Cartesian products. (Contributed by Mario Carneiro, 6-Feb-2015.) (Revised by Jim Kingdon, 15-Feb-2023.) |
Ref | Expression |
---|---|
ixpiinm |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eleq1w 2201 |
. . . 4
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2 | 1 | cbvexv 1891 |
. . 3
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3 | r19.28mv 3460 |
. . . . 5
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4 | eliin 3826 |
. . . . . . 7
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5 | 4 | elv 2693 |
. . . . . 6
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6 | vex 2692 |
. . . . . . . 8
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7 | 6 | elixp 6607 |
. . . . . . 7
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8 | 7 | ralbii 2444 |
. . . . . 6
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9 | 5, 8 | bitri 183 |
. . . . 5
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10 | 6 | elixp 6607 |
. . . . . 6
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11 | vex 2692 |
. . . . . . . . . . 11
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12 | 6, 11 | fvex 5449 |
. . . . . . . . . 10
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13 | eliin 3826 |
. . . . . . . . . 10
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14 | 12, 13 | ax-mp 5 |
. . . . . . . . 9
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15 | 14 | ralbii 2444 |
. . . . . . . 8
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16 | ralcom 2597 |
. . . . . . . 8
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17 | 15, 16 | bitri 183 |
. . . . . . 7
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18 | 17 | anbi2i 453 |
. . . . . 6
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19 | 10, 18 | bitri 183 |
. . . . 5
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20 | 3, 9, 19 | 3bitr4g 222 |
. . . 4
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21 | 20 | eqrdv 2138 |
. . 3
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22 | 2, 21 | sylbir 134 |
. 2
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23 | 22 | eqcomd 2146 |
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-un 3080 df-in 3082 df-ss 3089 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-iin 3824 df-br 3938 df-opab 3998 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-rn 4558 df-iota 5096 df-fun 5133 df-fn 5134 df-fv 5139 df-ixp 6601 |
This theorem is referenced by: ixpintm 6627 |
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