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机译:Free Rota-Baxter systems and a Hopf algebra structure
Lingnan Normal Univ, Sch Math & Stat, Zhanjiang, Peoples R China;
South China Normal Univ, Sch Math Sci, Guangzhou 510631, Guangdong, Peoples R China;
Free Rota-Baxter system; Grobner-Shirshov basis; Hopf algebra;