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Mirrors > Home > ILE Home > Th. List > txswaphmeolem | Unicode version |
Description: Show inverse for the "swap components" operation on a Cartesian product. (Contributed by Mario Carneiro, 21-Mar-2015.) |
Ref | Expression |
---|---|
txswaphmeolem |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 19 |
. . 3
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2 | 1 | mpompt 6011 |
. 2
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3 | mptresid 4997 |
. 2
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4 | opelxpi 4692 |
. . . . . 6
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5 | 4 | ancoms 268 |
. . . . 5
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6 | 5 | adantl 277 |
. . . 4
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7 | eqidd 2194 |
. . . 4
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8 | sneq 3630 |
. . . . . . . . . 10
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9 | 8 | cnveqd 4839 |
. . . . . . . . 9
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10 | 9 | unieqd 3847 |
. . . . . . . 8
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11 | vex 2763 |
. . . . . . . . 9
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12 | vex 2763 |
. . . . . . . . 9
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13 | opswapg 5153 |
. . . . . . . . 9
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14 | 11, 12, 13 | mp2an 426 |
. . . . . . . 8
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15 | 10, 14 | eqtrdi 2242 |
. . . . . . 7
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16 | 15 | mpompt 6011 |
. . . . . 6
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17 | 16 | eqcomi 2197 |
. . . . 5
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18 | 17 | a1i 9 |
. . . 4
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19 | 6, 7, 18, 15 | fmpoco 6271 |
. . 3
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20 | 19 | mptru 1373 |
. 2
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21 | 2, 3, 20 | 3eqtr4ri 2225 |
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 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-rab 2481 df-v 2762 df-sbc 2987 df-csb 3082 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-iun 3915 df-br 4031 df-opab 4092 df-mpt 4093 df-id 4325 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-iota 5216 df-fun 5257 df-fn 5258 df-f 5259 df-fv 5263 df-oprab 5923 df-mpo 5924 df-1st 6195 df-2nd 6196 |
This theorem is referenced by: txswaphmeo 14500 |
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