/usr/share/octave/packages/symbolic-2.6.0/cell2sym.m is in octave-symbolic 2.6.0-3build1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | %% Copyright (C) 2016 Lagu
%% Copyright (C) 2017 Colin B. Macdonald
%%
%% This program is free software; you can redistribute it and/or
%% modify it under the terms of the GNU General Public
%% License as published by the Free Software Foundation;
%% either version 3, or (at your option) any later version.
%%
%% This software is distributed in the hope that it will be useful,
%% but WITHOUT ANY WARRANTY; without even the implied
%% warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
%% PURPOSE. See the GNU General Public License for more
%% details.
%%
%% You should have received a copy of the GNU General Public
%% License along with this software; see the file COPYING. If not,
%% see <http://www.gnu.org/licenses/>.
%% -*- texinfo -*-
%% @documentencoding UTF-8
%% @defun @@sym cell2sym (@var{x})
%% Convert cell array to symbolic array.
%%
%% Examples:
%% @example
%% @group
%% cell2sym(@{'x', 'y'@})
%% @result{} ans = (sym) [x y] (1×2 matrix)
%% @end group
%% @end example
%%
%% @example
%% @group
%% cell2sym(@{'x', 2; pi 'y'@})
%% @result{} ans = (sym 2×2 matrix)
%% ⎡x 2⎤
%% ⎢ ⎥
%% ⎣π y⎦
%% @end group
%% @end example
%% @seealso{sym, syms}
%% @end defun
function c = cell2sym(p)
if (nargin < 1 || nargin > 2)
print_usage ();
elseif (nargin == 2)
error('Flag not supported yet');
end
s = size(p);
c = sym([]);
%% FIXME: Don't support multi-dimensional yet.
assert (length (s) == 2)
for i=1:s(1)
for j=1:s(2)
c(i, j) = p{i, j};
end
end
end
%!test
%! A = {1 2 3; 4 5 6};
%! B = [1 2 3; 4 5 6];
%! assert (isequal (cell2sym(A), sym(B)))
%!test
%! A = {'a' 'b'; 'c' 10};
%! B = [sym('a') sym('b'); sym('c') sym(10)];
%! assert (isequal (cell2sym(A), B))
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