@Override
public DerivativeStructure value(final DerivativeStructure t) throws DimensionMismatchException {
int params = 1;
int order = t.getOrder() + 1;
DerivativeStructure x = new DerivativeStructure(params, order, 0, t.getReal());
DerivativeStructure y = f.value(x);
return y;
}
@Override
public double value(final double xRealValue) {
int params = 1;
int order = 1;
DerivativeStructure x = new DerivativeStructure(params, order, 0, xRealValue);
DerivativeStructure y = f.value(x);
return y.getPartialDerivative(1);
}