Calculates the discharge value (quantile) associated with a given return period using the Gumbel distribution parameters.
Usage
compute_GumbelLaw(a, b, returnPeriod)
Arguments
- a
Numeric value of the Gumbel distribution location parameter.
- b
Numeric value of the Gumbel distribution scale parameter.
- returnPeriod
Numeric value of the return period (in years or consistent time unit).
Value
Numeric value representing the estimated discharge for the given return period.