Three new sesquiterpene alkaloids,1-desacetylwilforgine（1）,1-desacetylwilforine（2）,and 9′-hydroxy-2-nicotinoylwilforine （3） were isolated from the roots of Tripterygium wilfordii Hook f.,along with six known al...Three new sesquiterpene alkaloids,1-desacetylwilforgine（1）,1-desacetylwilforine（2）,and 9′-hydroxy-2-nicotinoylwilforine （3） were isolated from the roots of Tripterygium wilfordii Hook f.,along with six known alkaloids.Their structures were established on the basis of spectral analysis.展开更多
Let K be a right-continuous and nondecreasing function. A function f analytic in the unit disk D belongs to the space OK if ∫D｜f＇（z）｜2K（1 - ｜z｜2）dA（z） 〈 ∞. Decomposition theorems for OK spaces are establ...Let K be a right-continuous and nondecreasing function. A function f analytic in the unit disk D belongs to the space OK if ∫D｜f＇（z）｜2K（1 - ｜z｜2）dA（z） 〈 ∞. Decomposition theorems for OK spaces are established in this paper. As an application, we obtain a characterization of interpolation by functions in DK spaces. Furthermore, we characterize functions in DK spaces by conjugate pairs.展开更多
基金supported by the Natural Science Foundation of Fujian Province,China(No. 2009J01103).
文摘Three new sesquiterpene alkaloids,1-desacetylwilforgine（1）,1-desacetylwilforine（2）,and 9′-hydroxy-2-nicotinoylwilforine （3） were isolated from the roots of Tripterygium wilfordii Hook f.,along with six known alkaloids.Their structures were established on the basis of spectral analysis.
基金Supported by National Natural Science Foundation of China(Grant No.11071153)the first author is supportby Department of Education of Anhui Province(Grant No.KJ2013A101)+1 种基金the second author is supported by National Natural Science Foundation of China(Tianyuan fund for Mathematics,Grant No.11226182)the Scientific Research Fund of Zhaoqing University(201209)
文摘Let K be a right-continuous and nondecreasing function. A function f analytic in the unit disk D belongs to the space OK if ∫D｜f＇（z）｜2K（1 - ｜z｜2）dA（z） 〈 ∞. Decomposition theorems for OK spaces are established in this paper. As an application, we obtain a characterization of interpolation by functions in DK spaces. Furthermore, we characterize functions in DK spaces by conjugate pairs.
