ndarray
cupy.ufunc
cupy.fft
cupy.linalg
cupy.random
cupy.testing
cupyx.scipy.fft
cupyx.scipy.fftpack
cupyx.scipy.linalg
cupyx.scipy.ndimage
cupyx.scipy.sparse
cupyx.scipy.special
cupyx.scipy.signal
cupyx.scipy.stats
Tests if each element is a NaN.
See also
numpy.isnan