【摘 要】
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为 Grassmannians 的 cohomology 把 Grobner 基础的理论用于舒伯特演讲[2 ] ,我们扩大为非凡的盒子为古典 Grassmanians 所知的相同刚硬结果。
【机 构】
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DepartmentofMathematics,InstituteofMathematics&KeyLaboratoryofMathematicsMechanizationChineseAcademy
【基金项目】
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Supported by NSFC (10631060) Acknowledgements The authors would like to thank Xu-an Zhao for clearifying the additional case ii) in Theorem 3 which first occurs to us from the calulation in Case 3 in