读知识>英语词典>convex翻译和用法

convex

英 [ˈkɒnveks]

美 [ˈkɑːnveks]

adj.  凸出的; 凸面的

TOEFLGRETEM4TEM8

BNC.16763 / COCA.23277

牛津词典

    adj.

    • 凸出的;凸面的
      curving out
      1. a convex lens/mirror
        凸透镜;凸镜

    柯林斯词典

    • ADJ-GRADED 凸起的;凸面的
      Convexis used to describe something that curves outwards in the middle.
      1. ...the large convex mirror above the fireplace.
        壁炉上方的大凸面镜

    英英释义

    adj

    • curving or bulging outward
        Synonym:bulging

      双语例句

      • Because there is no abrasion between the concave and convex, the nut is reusable.
        因为凹面与凸面没有磨损,螺母可以重复使用。
      • 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。
      • For some special cases, the deterministic convex optimization problems are derived.
        对某些特殊的情形,我们导出了鲁棒线性最优化的确定性等价问题。
      • An integral property of the convex function is generalized, and the some integral inequalities of the convex function are given.
        给出了凸函数的一个积分性质的推广,并由此得到了凸函数的几个积分不等式。
      • 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 relationship between the epi-sum regularity condition and the strong CHIP in locally convex spaces is discussed.
        在局部凸拓扑向量空间上讨论凸集的上图和正则条件与强锥包相交性之间的关系。
      • 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。
      • 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。
      • Using geometric method, a rational interpolation within convex polygons is constructed and extended to include side nodes.
        构造出凸多边形上的一个新型有理插值,并将其推广到含有边节点的情况。
      • 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。