Rare card
Bertrand series
- Value
- 50 W
- Attack
- 278
- Defence
- 223
- Players
- 0
In mathematics, a Bertrand series is a series of real numbers of the form ∑ n 1 n α ( ln n ) β {\displaystyle \sum _{n}{\frac {1}{n^{\alpha }(\ln n)^{\beta }}}} where α {\displaystyle \alpha } and β {\displaystyle \beta } are two real numbers. They are named after Joseph Bertrand.
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