recarray.diagonal(offset=0, axis1=0, axis2=1) Return specified diagonals. In NumPy 1.9 the returned array is a read-only

record.compress() Not implemented (virtual attribute) Class generic exists solely to derive numpy scalars from,

record.item() Not implemented (virtual attribute) Class generic exists solely to derive numpy scalars from, and possesses

record.min() Not implemented (virtual attribute) Class generic exists solely to derive numpy scalars from, and possesses

numpy.invert(x[, out]) = Compute bit-wise inversion, or bit-wise NOT, element-wise. Computes the bit-wise NOT of the underlying

Chebyshev.trim(tol=0)

numpy.core.defchararray.upper(a)

numpy.fft.fftfreq(n, d=1.0)

record.copy() Not implemented (virtual attribute) Class generic exists solely to derive numpy scalars from, and possesses

recarray.resize(new_shape, refcheck=True) Change shape and size of array in-place.