MaskedArray.squeeze(axis=None)

numpy.array_split(ary, indices_or_sections, axis=0)

MaskedArray.shrink_mask()

numpy.core.defchararray.upper(a)

MaskedArray.trace(offset=0, axis1=0, axis2=1, dtype=None, out=None)

numpy.core.defchararray.rfind(a, sub, start=0, end=None)

numpy.ma.outerproduct(a, b)

numpy.ma.notmasked_contiguous(a, axis=None)

numpy.polynomial.legendre.legmul(c1, c2)

numpy.core.defchararray.multiply(a, i)