Based on the rich teaching experience of 21 professors on the fuzzy value of the relationship between various training methods and frontal smashes in the sports of volleyball,the theory of fuzzy relation is applied to pr
范文杰.对排球正面扣球数学模型的探讨[J].重庆工商大学学报(自然科学版),1997,(1): Fan Wenjie. Discussion on Mathematical Model of Frontal Smash in Volleyball[J]. Journal of Chongqing Technology and Business University(Natural Science Edition),1997,(1):