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

/* code_begins */

{{{
A = matrix([[ 1,1,1,1],[ 1,1,1,2],[ 1,1,3,1],[ 1,4,1,1]])
print A
print A.rank() 
print A.nullity() 
print A.determinant()
B = matrix([[ 2,-1,0,-1],[ -1,2,-1,0],[ 0,-1,2,-1],[ -1,0,-1,2]])
print A
print A.rank() 
print A.nullity() 
print A.determinant()
}}}

/* code_ends */

 * '''Solution by''': 
   * <S.N.V.SAINADH,STUDENT,VYCET>
   * <Your Name>, <Profession>, <Organization>