^{}Department of Mathematics, Ilam Branch, Islamic Azad University, Ilam, Iran.

Abstract

In this paper we will prove that the simple group G2(q) where 2 < q = 1(mod3) is recognizable by the set of its order components, also other word we prove that if G is a nite group with OC(G) = OC(G2(q)), then G is isomorphic to G2(q).

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