||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{

m=matrix(RR,[[0,0,0.3],[0,-0.2,0],[0.4,0,0]])
m.inverse()
}}}

/* code_ends */

 * '''Solution by''': 
   * Akash Singh, Student, CRCE