public void Visit <TSource, TCollection, TResult>(SelectMany <TSource, TCollection, TResult> selectmany)
{
selectmany.source.Accept(this);
var a = (Weighted <TSource>) this.sample;
var b = selectmany.CollectionSelector(a.Value);
b.Accept(this);
var c = (Weighted <TCollection>) this.sample;
var result = selectmany.ResultSelector(a.Value, c.Value);
result.Probability *= (a.Probability * c.Probability);
this.sample = result;
}
public void Visit <TSource, TCollection, TResult>(SelectMany <TSource, TCollection, TResult> selectmany)
{
throw new NotImplementedException();
}