We define the non-associative algebra $ar{W(n,m,m+s)}$) and we show that it is simple. We find the non-associative algebra automorphism group $Aut_{non}ar{(W(1,0,0))};of;ar{W(1,0,0)}$. Also we find that any derivation of $ar{W(1,0,0)}$ is a scalar derivation in this paper.