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Mirrors > Home > MPE Home > Th. List > df-rag | Structured version Visualization version Unicode version |
Description: Define the class of right angles. Definition 8.1 of [Schwabhauser] p. 57. See israg 24821. (Contributed by Thierry Arnoux, 25-Aug-2019.) |
Ref | Expression |
---|---|
df-rag |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | crag 24817 |
. 2
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2 | vg |
. . 3
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3 | cvv 3031 |
. . 3
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4 | vw |
. . . . . . . 8
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5 | 4 | cv 1451 |
. . . . . . 7
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6 | chash 12553 |
. . . . . . 7
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7 | 5, 6 | cfv 5589 |
. . . . . 6
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8 | c3 10682 |
. . . . . 6
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9 | 7, 8 | wceq 1452 |
. . . . 5
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10 | cc0 9557 |
. . . . . . . 8
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11 | 10, 5 | cfv 5589 |
. . . . . . 7
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12 | c2 10681 |
. . . . . . . 8
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13 | 12, 5 | cfv 5589 |
. . . . . . 7
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14 | 2 | cv 1451 |
. . . . . . . 8
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15 | cds 15277 |
. . . . . . . 8
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16 | 14, 15 | cfv 5589 |
. . . . . . 7
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17 | 11, 13, 16 | co 6308 |
. . . . . 6
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18 | c1 9558 |
. . . . . . . . . 10
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19 | 18, 5 | cfv 5589 |
. . . . . . . . 9
![]() ![]() ![]() ![]() ![]() ![]() |
20 | cmir 24776 |
. . . . . . . . . 10
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21 | 14, 20 | cfv 5589 |
. . . . . . . . 9
![]() ![]() ![]() ![]() ![]() |
22 | 19, 21 | cfv 5589 |
. . . . . . . 8
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23 | 13, 22 | cfv 5589 |
. . . . . . 7
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24 | 11, 23, 16 | co 6308 |
. . . . . 6
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25 | 17, 24 | wceq 1452 |
. . . . 5
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26 | 9, 25 | wa 376 |
. . . 4
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27 | cbs 15199 |
. . . . . 6
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28 | 14, 27 | cfv 5589 |
. . . . 5
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29 | 28 | cword 12703 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() |
30 | 26, 4, 29 | crab 2760 |
. . 3
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31 | 2, 3, 30 | cmpt 4454 |
. 2
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32 | 1, 31 | wceq 1452 |
1
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Colors of variables: wff setvar class |
This definition is referenced by: israg 24821 |
Copyright terms: Public domain | W3C validator |