Density, log-density, and CDF for a copula() object, evaluated on the unit square. u and
v are recycled to a common length and evaluated pairwise, one returned value per pair.
Usage
copula_pdf(cop, u, v)
copula_log_pdf(cop, u, v)
copula_cdf(cop, u, v)
Arguments
- cop
a corehydro_copula from copula() or copula_fit().
- u, v
numeric vectors in (0, 1), the copula's two arguments.
Value
a numeric vector, one value per recycled (u, v) pair.
Examples
cop <- copula("Clayton", theta = 2)
copula_pdf(cop, 0.3, 0.7)
#> [1] 0.6292895
copula_pdf(cop, c(0.3, 0.5), c(0.7, 0.9))
#> [1] 0.6292895 0.8921974
copula_cdf(cop, 0.3, 0.7)
#> [1] 0.2868649