Supported-distributions.md

@@ -9,7 +9,7 @@ The documentation of the used library classes can be found at:
 | Uniform | _uniform_ | _a_, _b_ ∈ ℝ with _a_ < _b_ | UniformGen |
 | Normal | _normal_ | _mu_ ∈ ℝ, _sigma_ ∈ ℝ⁺ | NormalGen |
 | Folded normal  | _foldednormal_ | _mu_ ∈ ℝ≥0, _sigma_ ∈ ℝ⁺ | FoldedNormalGen |
-| Half normal | _halfnormal_ | _mu_ ∈ ℝ, _sigma_ ∈ ℝ⁺ | HalfNormalGen |
+| Half normal | _halfnormal_ |  _sigma_ ∈ ℝ⁺ (old version:_mu_ ∈ ℝ) | HalfNormalGen |
 | Log normal | _lognormal_ | _mu_ ∈ ℝ, _sigma_ ∈ ℝ⁺ | LognormalGen |
 | Inverse normal | _inversenormal_ | _mu_, _lambda_ ∈ ℝ⁺ | InverseGaussianGen |
 | Beta | _beta_ | _a_, _b_ ∈ ℝ with _a_ < _b_, _alpha_, _beta_ ∈ ℝ⁺ | BetaGen |