Constructor for Tawn copulas (type 1)

Constructs an object of the tawnT1Copula (survival sur, 90 degree rotated r90 and 270 degree rotated r270) family for given parameters.

tawnT1Copula(param = c(2, 0.5))

surTawnT1Copula(param = c(2, 0.5))

r90TawnT1Copula(param = c(-2, 0.5))

r270TawnT1Copula(param = c(-2, 0.5))

Arguments

param

The parameter param defines the copula through param1 and param2.

Value

One of the Tawn type 1 copula classes (tawnT1Copula, surTawnT1Copula, r90TawnT1Copula, r270TawnT1Copula).

See also

tawnT1Copula() and the package VineCopula-package() for implementation details.

Examples

library(copula)

persp(tawnT1Copula(), dCopula, zlim = c(0, 10))

persp(surTawnT1Copula(), dCopula, zlim = c(0, 10))

persp(r90TawnT1Copula(), dCopula, zlim = c(0, 10))

persp(r270TawnT1Copula(), dCopula, zlim = c(0, 10))