Split a stratum into two strata, assigning a fraction `p` a new biting weight that is multiplied by a factor `fac` compared with the old one. The biting weight for the remaining `1-p` gets a new factor `1/fac`

# S3 method for SIS
split_stratum_by_biting(pars, i, j, p, fac)

Arguments

pars

a [list] defining a model

i

the host species index

j

the stratum to split

p

the fraction that gets multiplied by `fac`

fac

a factor

Value

pars a list

a [list]