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	Positive definiteness of real quadratic forms resulting from the variable-step L1-type approximations of convolution operators Journal article Science China Mathematics,2024, volume: 67, issue: 2, pages: 237-252 Authors: Liao, Hong Lin; Tang, Tao; Zhou, Tao Favorite \| View/Download：12/0 \| Submit date：2024/03/12 65M06 65M12 74A50 complementary convolution kernels discrete convolution kernels orthogonal convolution kernels positive definiteness variable time-stepping
	Stability and convergence of the variable-step time filtered backward Euler scheme for parabolic equations Journal article BIT Numerical Mathematics,2023, volume: 63, issue: 3 Authors: Liao, Honglin; Tang, Tao; Zhou, Tao Favorite \| View/Download：11/0 \| Submit date：2023/09/21 Discrete gradient structure Discrete orthogonal convolution kernels Stability and convergence Time filtered backward Euler
	Analysis of the second-order BDF scheme with variable steps for the molecular beam epitaxial model without slope selection Journal article Science China Mathematics,2021, volume: 64, pages: 887–902 Authors: Liao, Hong Lin; Song, Xuehua; Tang, Tao; Zhou, Tao Favorite \| View/Download：448/0 \| Submit date：2021/04/23 convergence analysis discrete orthogonal convolution kernels energy stability molecular beam epitaxial growth variable-step BDF2 scheme