Type

Distribution function

Parameter scope

Clayton

C ( u , v ; θ ) = max ( [ u θ + v θ 1 ] 1 θ , 0 )

θ [ 1 , ] \ { 0 }

Gunbel

( u , v ; τ ) = exp ( [ ( ln u ) τ + ( ln v ) τ ] 1 τ )

τ [ 1 , + )

Frank

C ( u , v ; λ ) = 1 λ ln [ 1 + ( e λ u 1 ) ( e λ v 1 ) e λ 1 ]

λ R \ { 0 }