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庞特里亚金类
释义
庞特里亚金类
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Pontryagin class
庞特里亚金类
Mathematics
>拓扑学与几何学>代数拓扑学>释义
Pontryagin class
庞特里亚金类
Pontryagin class
庞特里亚金类
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perfect differential
perfect differential ideal
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