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Mirrors > Home > ILE Home > Th. List > df-e | Unicode version |
Description: Define Euler's constant = 2.71828.... (Contributed by NM, 14-Mar-2005.) |
Ref | Expression |
---|---|
df-e |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ceu 11570 | . 2 | |
2 | c1 7745 | . . 3 | |
3 | ce 11569 | . . 3 | |
4 | 2, 3 | cfv 5182 | . 2 |
5 | 1, 4 | wceq 1342 | 1 |
Colors of variables: wff set class |
This definition is referenced by: esum 11589 ere 11597 ege2le3 11598 efzval 11610 reeff1oleme 13240 loge 13335 logdivlti 13349 |
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