||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
a=matrix([[1,2,0],[2,6,4],[0,4,11]])
b=matrix([[a,b],[b,c]])
a.is_symmetric()
b.is_symmetric()
}}}

/* code_ends */

 * '''Solution by''': 
   * <g.mamatha>, <student>, <pec>
   * <g.haritha>, <student>, <pec>
   * <vvl amruthavalli>, <student>, <pec>