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    %% Members of Set Containing NaN Values
% Create two vectors containing |NaN|.

% Copyright 2015 The MathWorks, Inc.

A = [5 NaN NaN]; 
B = [5 NaN NaN];

%%
% Determine which elements of |A| are also in |B|, as well as their
% corresponding locations in |B|.
[Lia,Locb] = ismember(A,B)

%%
% |ismember| treats |NaN| values as distinct.