public void Visit(Compiled.Log elem)
{
double arg = ValueOf(elem.Arg);
elem.Value = Math.Log(arg);
elem.Inputs[0].Weight = 1 / arg;
}
public TapeElement Visit(Log log)
{
return(Compile(log, () =>
{
var argElement = log.Arg.Accept(this);
var element = new Compiled.Log
{
Inputs = MakeInputEdges(() =>
{
edges.Add(new InputEdge {
Element = argElement
});
}),
};
return element;
}));
}
public int Visit(Log log)
{
return(Compile(log, () =>
{
var argIndex = log.Arg.Accept(this);
var element = new Compiled.Log
{
Arg = argIndex,
Inputs = new Compiled.InputEdge[]
{
new Compiled.InputEdge {
Index = argIndex
},
},
};
return element;
}));
}
public void Visit(Compiled.Log elem)
{
LocalDerivative = elem.Adjoint / ValueOf(elem.Arg);
}
public void Visit(Compiled.Log elem)
{
elem.Value = Math.Log(ValueOf(elem.Arg));
}