def _validate(self, params):
        raise NotImplementedError()
Get Legendre polynomial derivatives expanded about x
dataset/ETHPy150Open pybrain/pybrain/pybrain/tools/gridsearch.py/GridSearchDOE._validate--crossover with--dataset/ETHPy150Open mne-tools/mne-python/mne/forward/_lead_dots.py/_get_legen_der