public override IResultValue Evaluate()
{
IResultValue num1 = First.Evaluate();
IResultValue num2 = Second.Evaluate();
double d1 = (double)num1.ToDecimal();
double d2 = (double)num2.ToDecimal();
return(new ResultBoolean(!d1.AlmostEqualTo(d2)));
}
public override IResultValue Evaluate()
{
IResultValue res = Operand.Evaluate();
if (!((double)res.ToDecimal()).IsInteger(8))
{
throw new EvaluationException(this,
"Cannot use floating-point types in factorial calculation.");
}
return(new ResultNumberReal((decimal)MathPlus.Probability.Factorial(res.ToInteger())));
}
public override IResultValue Evaluate()
{
IResultValue res1 = First.Evaluate();
IResultValue res2 = Second.Evaluate();
if (!((double)res1.ToDecimal()).IsInteger(8) || !((double)res2.ToDecimal()).IsInteger(8))
{
throw new EvaluationException(this,
"Cannot use floating-point types in modulus calculation.");
}
return(new ResultNumberReal((decimal)(res1.ToInteger() % res2.ToInteger())));
}
public override IResultValue Evaluate()
{
List <decimal> vals = new List <decimal>();
foreach (NodeBase node in Children)
{
IResultValue res = node.Evaluate();
if (res.Type != MathType.Real && res.Type != MathType.Integer)
{
throw new EvaluationException(this, "List item must be a number. Found " +
res.Type + " instead.");
}
vals.Add(res.ToDecimal());
}
return(new ResultList(vals));
}
