Loss precipitation function from a set of function implemented in earlier version of briskaR
loss_precipitation(
starttime = "16/07",
endtime = "14/07",
alpha = list(minalpha = 0.1, maxalpha = 0.95, covariate_threshold = 30, simulate =
TRUE, covariate = NULL)
)
data of begining of simultation
data of end of simultation
list of parameter