Fix InvGaussianCopula when theta==0 (#67)

lrnv · Nov 16, 2023 · f905bc0 · f905bc0
1 parent 7b66c5f
commit f905bc0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ArchimedeanCopulas/InvGaussianCopula.jl b/src/ArchimedeanCopulas/InvGaussianCopula.jl
@@ -24,7 +24,7 @@ It has a few special cases:
 struct InvGaussianCopula{d,T} <: ArchimedeanCopula{d}
     θ::T
     function InvGaussianCopula(d,θ)
-        if θ <= 0
+        if θ < 0
             throw(ArgumentError("Theta must be non-negative."))
         elseif θ == 0
             return IndependentCopula(d)