/// <summary>
/// Initializes a new instance of the <see cref="DistributionsEvaluator"/> class.
/// </summary>
/// <param name="modelExpression">Model expression, e.g. "A+B*3+1", where A and B, are parameters of function.</param>
public DistributionsEvaluator(string modelExpression)
{
if (string.IsNullOrWhiteSpace(modelExpression))
{
throw new DistributionsArgumentException(DistributionsArgumentExceptionType.MissingExpression);
}
ExpressionText = modelExpression;
Parsed = Parse(modelExpression);
compiled = Compile(Parsed.ToExpression());
Parameters = nodeParameters.Select(x => x.Parameter).ToArray();
}