In this paper, we extend the sharp lower bounds of spectral gap, due to Andrews-Clutterbuck (Anal PDE 6(5): 1013-1024, 2013), Bakry-Qian (Adv Math 155: 98-153, 2000), Chen-Wang (Sci Sin A 37: 1-14, 1994) and Chen-Wang (Sci Sin A 40: 384-394, 1997), from smooth Riemannian manifolds to general metric measure spaces with Riemannian curvaturedimension condition RCD*(K, N).
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机译:在本文中,由于Andrews-Clutterbuck(Anal PDE 6(5):1013-1024,2013),Bakry-Qian(Adv Math 155:98-153,2000),Chen,我们扩展了光谱间隙的尖锐下限-Wang(Sci Sin A 37:1-14,1994)和Chen-Wang(Sci Sin A 40:384-394,1997),从光滑黎曼流形到具有黎曼曲率维度条件RCD *(K,N的一般度量空间) )。
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