public static void RegisterTheorems(ILibrary library)
{
Analysis.DerivativeTransformation.Provider.Add(
new Analysis.DerivativeTransformation(_entityId,
delegate(Port port, SignalSet manipulatedInputs, Signal variable, bool hasManipulatedInputs)
{
Signal[] outputs = new Signal[manipulatedInputs.Count];
ReadOnlySignalSet cotangents = StdBuilder.Cotangent(port.InputSignals);
for (int i = 0; i < outputs.Length; i++)
{
outputs[i] = Std.Multiply(port.OutputSignals[i], cotangents[i], manipulatedInputs[i]);
}
return(StdBuilder.Negate(outputs));
}));
MathIdentifier typeId = new MathIdentifier("TrigonometricSubstitute", "Std");
ITheoremProvider basicProvider;
if (!library.TryLookupTheoremType(typeId, out basicProvider))
{
basicProvider = Binder.GetInstance <ITransformationTheoremProvider, MathIdentifier>(typeId);
library.AddTheoremType(basicProvider);
}
((ITransformationTheoremProvider)basicProvider).Add(
new BasicTransformation(_entityId.DerivePostfix("TrigonometricSubstitute"), typeId,
delegate() { return(new Pattern(new EntityCondition(_entityId))); },
delegate(Port port) { return(ManipulationPlan.DoAlter); },
delegate(Port port, SignalSet transformedInputs, bool hasTransformedInputs)
{
return(StdBuilder.Invert(StdBuilder.Sine(transformedInputs)));
//Signal[] ret = new Signal[transformedInputs.Count];
//for(int i = 0; i < ret.Length; i++)
// ret[i] = Std.Invert(Std.Sine(transformedInputs[i]));
//return ret;
}));
}
