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Mirrors > Home > MPE Home > Th. List > df-ef | Structured version Visualization version Unicode version |
Description: Define the exponential function. (Contributed by NM, 14-Mar-2005.) |
Ref | Expression |
---|---|
df-ef |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ce 14125 |
. 2
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2 | vx |
. . 3
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3 | cc 9524 |
. . 3
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4 | cn0 10859 |
. . . 4
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5 | 2 | cv 1447 |
. . . . . 6
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6 | vk |
. . . . . . 7
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7 | 6 | cv 1447 |
. . . . . 6
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8 | cexp 12266 |
. . . . . 6
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9 | 5, 7, 8 | co 6276 |
. . . . 5
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10 | cfa 12453 |
. . . . . 6
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11 | 7, 10 | cfv 5561 |
. . . . 5
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12 | cdiv 10258 |
. . . . 5
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13 | 9, 11, 12 | co 6276 |
. . . 4
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14 | 4, 13, 6 | csu 13763 |
. . 3
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15 | 2, 3, 14 | cmpt 4433 |
. 2
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16 | 1, 15 | wceq 1448 |
1
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Colors of variables: wff setvar class |
This definition is referenced by: efval 14145 eff 14147 |
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