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
- The convex plate consists of a cylinder and a cone.
所述的凸台由圆柱体和圆锥体两部分组成。 - 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。 - 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。 - Some known results on monotonicity of the arithmetic means of convex and concave functions are improved.
改进了有关凹函数和凸函数的算术平均值单调性的某些已知结论。 - In this paper, a new methodology was proposed based on the connected convex curve searching and ellipse fitting.
本文提出一种基于凸性连通分支搜索结合曲线拟合的多椭圆检测算法。 - That is multi-direction extreme value approximate convex hull algorithm, and is called MDEV for short.
提出并实现了平面点集凸壳的一种新的近似算法&多方向极值法。 - Concave on one side and convex on the other with the concavity being greater than the convexity.
一边凹一边凸，而且凹度比凸度大。 - 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。 - The formula is given for? calculating? generalized directional derivative by using the directional derivative of convex functions.
给出了用凸函数方向导数计算广义方向导数的公式。 - 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。