% Implement sech(w1) for objects
%
%   >> w = sech(w1)
%
%%   Overloaded methods:
%      sqw/sech
%      testsigvar/sech
%      sigvar/sech
%      IX_dataset_3d/sech
%      IX_dataset_2d/sech
%      IX_dataset_1d/sech
%      sqw/sech
%      sigvar/sech
%      d4d/sech
%      d3d/sech
%      d2d/sech
%      d1d/sech
%      d0d/sech
%      codistributed/sech
%      gpuArray/sech
%%   Reference page in Help browser
%      doc sech
%