% TEPS TEPS Type-based Epsilon Calculation
% 
% Usage
% 
% Returns eps for double precision arguments and
% feps for single precision arguments.  The syntax for
% teps is
% 
%    y = teps(x)
% 
% The teps function is most useful if you need to
% compute epsilon based on the type of the array.

% Copyright (c) 2002-2006 Samit Basu

% Copyright (c) 2005 Samit Basu
function y = teps(x)
switch(typeof(x))
  case {'float','complex'}
    y = feps;
  case {'double','dcomplex','int8','uint8','int16','uint16','int32','uint32','int64','uint64'}
    y = eps;
  otherwise
    error('teps only applies to numerical arrays');
end