Sums 1 p + 2 (1-p) p + 3 (1-p)^2 p + ... directly and by the book's
rearrangement into geometric series, both equal to 1/p.
Arguments
- p
Success probability, 0 < p <= 1.
- terms
Number of series terms.
Value
list(mean, series, row_sums).
References
Morin, D. J. (2016). Probability: For the Enthusiastic
Beginner. Createspace. Eqs (4.77)-(4.80).
Examples
GeomExp(0.25)$series
#> [1] 4
