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Mathbox for Jeff Hankins |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-fne | Structured version Visualization version Unicode version |
Description: Define the fineness relation for covers. (Contributed by Jeff Hankins, 28-Sep-2009.) |
Ref | Expression |
---|---|
df-fne |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cfne 32331 |
. 2
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2 | vx |
. . . . . . 7
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3 | 2 | cv 1482 |
. . . . . 6
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4 | 3 | cuni 4436 |
. . . . 5
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5 | vy |
. . . . . . 7
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6 | 5 | cv 1482 |
. . . . . 6
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7 | 6 | cuni 4436 |
. . . . 5
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8 | 4, 7 | wceq 1483 |
. . . 4
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9 | vz |
. . . . . . 7
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10 | 9 | cv 1482 |
. . . . . 6
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11 | 10 | cpw 4158 |
. . . . . . . 8
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12 | 6, 11 | cin 3573 |
. . . . . . 7
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13 | 12 | cuni 4436 |
. . . . . 6
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14 | 10, 13 | wss 3574 |
. . . . 5
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15 | 14, 9, 3 | wral 2912 |
. . . 4
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16 | 8, 15 | wa 384 |
. . 3
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17 | 16, 2, 5 | copab 4712 |
. 2
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18 | 1, 17 | wceq 1483 |
1
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Colors of variables: wff setvar class |
This definition is referenced by: fnerel 32333 isfne 32334 |
Copyright terms: Public domain | W3C validator |