相似文献/References:
[1]陈祖礼.A. J. Penico积分的上下界[J].华侨大学学报(自然科学版),1985,6(2):145.[doi:10.11830/ISSN.1000-5013.1985.02.0145]
Chen Zuli.Upper Bound and Lower Bound of the Penico’s Integral[J].Journal of Huaqiao University(Natural Science),1985,6(1):145.[doi:10.11830/ISSN.1000-5013.1985.02.0145]
[2]张上泰.内积空间的一些特征[J].华侨大学学报(自然科学版),1987,8(2):115.[doi:10.11830/ISSN.1000-5013.1987.02.0115]
Zhang Shangtai.Some Characteristics of Inner Product Space[J].Journal of Huaqiao University(Natural Science),1987,8(1):115.[doi:10.11830/ISSN.1000-5013.1987.02.0115]