advanced numpy ndarray object internals numpy dtype hierarchy advanced array manipulation reshaping arrays versus fortran order concatenating and splitting arrays repeating elementstile and repeat fancy indexing equivalentstake and put broadcasting broadcasting over other axes setting array values by broadcasting advanced ufunc usage ufunc instance methods custom ufuncs structured and record arrays nested dtypes and multidimensional fields why use structured arraysstructured array manipulationsnumpy lib recfunctions more about sorting indirect sortsargsort and lexsort alternate sort algorithms numpy searchsortedfinding elements in sorted array numpy matrix class advanced array input and output memory-mapped files hdf and other array storage options performance tips the importance of contiguous memory other speed optionscythonf pyc appendixpython language essentials index table of contents ix www it-ebooks info