function [sys] = zeros_ss(n,m) //function sys = zeros_ss(n,m);
    // Wrapper for isicles functions to avoid error return for 0 index.
    // D. Gutz 1/27/04
    // Inputs:
    // same as matlab zeros function.
    // Outputs:
    // same as matlab zeros function.
    // Copyright (C) 2018 - Dave Gutz
    //
    // Permission is hereby granted, free of charge, to any person obtaining a copy
    // of this software and associated documentation files (the "Software"), to deal
    // in the Software without restriction, including without limitation the rights
    // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    // copies of the Software, and to permit persons to whom the Software is
    // furnished to do so, subject to the following conditions:
    //
    // The above copyright notice and this permission notice shall be included in all
    // copies or substantial portions of the Software.
    //
    // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    // SOFTWARE.
    // Sep 26, 2018 	DA Gutz		Created
    // 
    //**********************************************************************

    // Output variables initialisation (not found in input variables)
    sys=[];

    // Display mode
    mode(0);

    // Display warning for floating point exception
    ieee(1);

    //
    if mtlb_logic(mtlb_double(n),"==",0) & mtlb_logic(mtlb_double(m),"<>",0) | mtlb_logic(mtlb_double(n),"<>",0) & mtlb_logic(mtlb_double(m),"==",0) then
        sys = [];
    else
        sys = zeros(mtlb_double(n),mtlb_double(m));
    end;
endfunction
