public void TestPartial()
{
var bpi = new TExPI("bpi");
AreEqual("(0.5+(0.1*bpi.index:>Single))",
DerivDebug(bpi.t, bpi.t.Mul(ExC(0.5f).Add(ExC(0.1f).Mul(bpi.findex)))));
var x = VF("x");
var y = VF("y");
AreEqual("(y*2)", DerivDebug(x, y.Mul(2).Mul(x)));
}
public static Func <TExArgCtx, TEx <T> > _Fake <T>(Func <TExArgCtx, TEx <T> > target) => gcx => {
var fake = new TExPI();
var inner = target(gcx.Append("gcx_bpi", fake, true));
if ((Expression)inner is ConstantExpression)
{
return(inner);
}
return(Ex.Block(new ParameterExpression[] { fake },
//This assign is required, else the random id will be recalculated repeatedly!
Ex.Assign(fake, gcx.GetByExprType <TExGCX>().bpi),
inner
));
};
