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Mirrors > Home > ILE Home > Th. List > df-denom | Unicode version |
Description: The canonical denominator of a rational is the denominator of the rational's reduced fraction representation (no common factors, denominator positive). (Contributed by Stefan O'Rear, 13-Sep-2014.) |
Ref | Expression |
---|---|
df-denom |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cdenom 12182 |
. 2
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2 | vy |
. . 3
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3 | cq 9619 |
. . 3
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4 | vx |
. . . . . . . . . 10
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5 | 4 | cv 1352 |
. . . . . . . . 9
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6 | c1st 6139 |
. . . . . . . . 9
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7 | 5, 6 | cfv 5217 |
. . . . . . . 8
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8 | c2nd 6140 |
. . . . . . . . 9
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9 | 5, 8 | cfv 5217 |
. . . . . . . 8
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10 | cgcd 11943 |
. . . . . . . 8
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11 | 7, 9, 10 | co 5875 |
. . . . . . 7
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12 | c1 7812 |
. . . . . . 7
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13 | 11, 12 | wceq 1353 |
. . . . . 6
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14 | 2 | cv 1352 |
. . . . . . 7
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15 | cdiv 8629 |
. . . . . . . 8
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16 | 7, 9, 15 | co 5875 |
. . . . . . 7
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17 | 14, 16 | wceq 1353 |
. . . . . 6
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18 | 13, 17 | wa 104 |
. . . . 5
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19 | cz 9253 |
. . . . . 6
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20 | cn 8919 |
. . . . . 6
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21 | 19, 20 | cxp 4625 |
. . . . 5
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22 | 18, 4, 21 | crio 5830 |
. . . 4
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23 | 22, 8 | cfv 5217 |
. . 3
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24 | 2, 3, 23 | cmpt 4065 |
. 2
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25 | 1, 24 | wceq 1353 |
1
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Colors of variables: wff set class |
This definition is referenced by: qdenval 12186 fden 12191 |
Copyright terms: Public domain | W3C validator |