针对问题的非凸性，提出了基于拉格朗日对偶方法的最优子信道、速率和功率分配算法，并从经济学的角度予以解释。
We formulated this optimization problem and solved it using the Lagrangian dual method and interpreted it from the angle of economics.
首先在没有凸性结构的局部FC-一致空间内引入了非紧性测度和凝聚集值映象概念。
First, the notions of the measure of noncompactness and condensing set-valued mappings were introduced in locally FCuniform spaces without convexity structure.
基于不确定非概率凸模型，提出了轴静强度的非概率可靠性设计方法。
Based on the uncertain non - probabilistic convex models, the non - probabilistic reliability design of shaft on static strength is proposed.
通过VB编程，完成非圆齿轮节曲线设计、根切校验、封闭性条件、凸性校验等计算，并输出设计结果，实现非圆齿轮节曲线的计算机辅助设计。
Through VB programming, complete the calculation of noncircular pitch design etc and export the design results, then achieve Computer Aided Design of noncircular gear pitch.
对于一般的非凸函数，其方向导数不具备任何凸性，可以利用一般正齐次函数的回收函数来给出它的一个上凸近似。
We research on describing preinvexity of functions in this paper by means of the density and weakly near convexity in the set.
对于一般的非凸函数，其方向导数不具备任何凸性，可以利用一般正齐次函数的回收函数来给出它的一个上凸近似。
We research on describing preinvexity of functions in this paper by means of the density and weakly near convexity in the set.
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