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Mirrors > Home > ILE Home > Th. List > relelbasov | Unicode version |
Description: Utility theorem: reverse closure for any structure defined as a two-argument function. (Contributed by Mario Carneiro, 3-Oct-2015.) |
Ref | Expression |
---|---|
elbasov.o |
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relelbasov.r |
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elbasov.s |
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elbasov.b |
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Ref | Expression |
---|---|
relelbasov |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elbasov.b |
. . 3
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2 | 1 | basm 12682 |
. 2
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3 | elbasov.o |
. . . . 5
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4 | df-rel 4667 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
5 | 3, 4 | mpbi 145 |
. . . 4
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6 | relelbasov.r |
. . . . 5
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7 | simpr 110 |
. . . . . . 7
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8 | elbasov.s |
. . . . . . 7
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9 | 7, 8 | eleqtrdi 2286 |
. . . . . 6
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10 | df-ov 5922 |
. . . . . 6
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11 | 9, 10 | eleqtrdi 2286 |
. . . . 5
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12 | relelfvdm 5587 |
. . . . 5
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13 | 6, 11, 12 | sylancr 414 |
. . . 4
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14 | 5, 13 | sselid 3178 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
15 | opelxp 4690 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
16 | 14, 15 | sylib 122 |
. 2
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17 | 2, 16 | exlimddv 1910 |
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 ax-cnex 7965 ax-resscn 7966 ax-1re 7968 ax-addrcl 7971 |
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-v 2762 df-sbc 2987 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-int 3872 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-iota 5216 df-fun 5257 df-fn 5258 df-fv 5263 df-ov 5922 df-inn 8985 df-ndx 12624 df-slot 12625 df-base 12627 |
This theorem is referenced by: psrelbas 14171 psradd 14174 psraddcl 14175 |
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