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function txt=%variable_string(v)
global anscounter; //NUT: just to fix problem with ans variables.
//overloading function for "variable" type tlist string function
//fields: name
//this is a leaf of the AST
//NUT: changed here. For me %i is a number not a variable.
if (v.name == "%T" | ...
v.name == "%F"| ...
v.name == "%nan"| ...
v.name == "%inf"| ...
v.name == "%pi")
txt=['Number_x: '+v.name];
elseif (v.name == "%i")
txt=['Number_X: '+v.name];
else
if (v.name == 'ans')
anscounter = anscounter + 1;
txt=['Variable: '+v.name+string(anscounter)];
else
txt=['Variable: '+v.name];
end
end
endfunction
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