public Derivatives <Func <double> > Derivative(string image, FunctionFoundEventArgs <Derivatives <Func <double> > > args, EvaluationContext context)
{
if (image == null)
{
throw new ArgumentNullException(nameof(image));
}
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var childContext = context.CreateChildContext(string.Empty, false);
for (var i = 0; i < Arguments.Count; i++)
{
var iLocal = i;
childContext.SetParameter(Arguments[i], args[iLocal][0]());
childContext.Arguments.Add(Arguments[i], new FunctionExpression(args[iLocal][0]));
}
var childParser = childContext.GetDeriveParser();
var parseResult = childParser.Parse(Expression);
return(parseResult);
}
public override double Logic(string image, double[] args, EvaluationContext context)
{
if (image == null)
{
throw new ArgumentNullException(nameof(image));
}
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var childContext = context.CreateChildContext(string.Empty, false);
for (var i = 0; i < Arguments.Count; i++)
{
childContext.SetParameter(Arguments[i], args[i]);
}
var @value = childContext.Evaluate(Expression);
return(@value);
}
