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

/* code_begins */

{{{
a=matrix([[1,1,1],[1,1,3],[2,5,8]])
b=matrix([[1,1,1],[0,0,2],[0,3,6]])
l=a*~b
l
p=matrix([[1,0,0],[0,0,1],[0,1,0]])
u=matrix([[1,1,1],[0,3,6],[0,0,2]])
p*a
l*u



}}}

/* code_ends */

 * '''Solution by''': 
   markandeya,student,vignan
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   rajender,student,vignan
   bhavani,faculty,vignan