convex
英 [ˈkɒnveks]
美 [ˈkɑːnveks]
adj. 凸出的; 凸面的
BNC.16763 / COCA.23277
牛津词典
adj.
- 凸出的；凸面的
curving out- a convex lens/mirror
凸透镜；凸镜
- a convex lens/mirror
柯林斯词典
- ADJ-GRADED 凸起的;凸面的
Convexis used to describe something that curves outwards in the middle.- ...the large convex mirror above the fireplace.
壁炉上方的大凸面镜
- ...the large convex mirror above the fireplace.
英英释义
adj
- curving or bulging outward
双语例句
- It was proved that, when the objective function was uniformly convex, this algorithm possessed superlinear convergence.
证明该算法在目标函数为一致凸时具有局部超线性收敛性。 - The Optimal Approximation of Matrices on Some Closed Convex Cone; relating to or resembling a cone.
矩阵在闭凸锥上的最佳逼近（英文）与锥体有关或类似于锥形。 - Convex sets and functions have many interesting and useful properties which are not explored in detail here.
凸集和凸函数具有很多重要的和有用的性质，在此不作详细讨论。 - Alternative characterization of concave and convex functions which is sometimes useful.
对于凹函数和凸函数还有一个替补的表征，有时它是有用的。 - Lastly, it presents a necessary condition for local uniform convex point.
最后给出了局部一致凸点的一个必要条件。 - A new large-update interior-point algorithm for convex quadratic optimization based on the class of finite kernel functions is presented.
本文给出了凸二次优化问题基于一类有限核函数的新的大步校正内点算法。 - It is useful in many branches of mathematics analysis through the research of concave and convex functions.
对函数凹凸性的研究，在数学分析的多个分支都有用处。 - The convex surfaces face toward the left.
凸面朝左方。 - Finally, optimality necessary and sufficient conditions for nonlinear convex semidefinite programming are proved.
并给出了非线性半定规划的最优性必要和充分条件。 - The problem of robust stability analysis for convex polytopic uncertain discrete-time systems with multiple-state delays is investigated.
研究了具有多重状态时滞的凸多面体不确定离散系统的鲁棒稳定性分析问题。