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

/* code_begins */

{{{
a,b,c,d = var ('a,b,c,d')
solve([a+b+c*0+d*0 ==0 ,a+b*0+c*0+d == 0,a*0+d*0+b+c == 0,a*0+b*0+c+d == 1],a,b,c,d)
 
}}}

/* code_ends */

 * '''Solution by''': 
      * V krishna Harsha, Student, ASR College Of Engineering