57 lines
1.7 KiB
Matlab
57 lines
1.7 KiB
Matlab
function cprod = cartesian_product_of_sets(varargin)
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% Computes the cartesian product.
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%@info:
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%! @deftypefn {Function File} {@var{cprod} =} cartesian_product_of_sets (@var{a},@var{b}, ...)
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%! @anchor{cartesian_product_of_sets}
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%! @sp 1
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%! Computes A_1 * A_2 * .... * A_n with a generic set A_i = {e_1,e_2,e_3,...} where e_i is a string
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%! or a number. It is assumed that each element e_i is unique in set A_i.
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%! @sp 2
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%! @strong{Inputs}
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%! @sp 1
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%! @table @ @var
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%! @item a
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%! n*1 vector of doubles.
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%! @item a
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%! m*1 vector of doubles.
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%! @end table
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%! @sp 1
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%! @strong{Outputs}
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%! @sp 1
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%! @table @ @var
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%! @item cprod
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%! nm*2 matrix of doubles, the nodes cartesian product of sets @var{a} and @var{b}.
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%! @end table
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%! @sp 2
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%! @strong{This function is called by:}
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%! @sp 2
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%! @strong{This function calls:}
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%! @sp 2
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%! @end deftypefn
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%@eod:
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% Copyright © 2011-2017 Dynare Team
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%
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% This file is part of Dynare.
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%
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% Dynare is free software: you can redistribute it and/or modify
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% it under the terms of the GNU General Public License as published by
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% the Free Software Foundation, either version 3 of the License, or
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% (at your option) any later version.
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%
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% Dynare is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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% You should have received a copy of the GNU General Public License
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% along with Dynare. If not, see <https://www.gnu.org/licenses/>.
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% Original author: stephane DOT adjemian AT univ DASH lemans DOT fr
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[ F{1:nargin} ] = ndgrid( varargin{:} );
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for i=1:nargin
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cprod(:,i) = F{i}(:);
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end |