Concave Cuts: Tips and techniques for adding sharpening to concave details under subdivision.

凹切：用于在细分下向凹形细节添加锐化的提示和技巧。

youdao

Of if is concave up on one side of and concave down on the other side.

点，如果在点的一侧是凹的，而在的另一侧是凸的。

youdao

To gain sevrial decision method of convex (concave) function by the definition of convex(concave) function and Taylor formula.

利用凸（凹）函数的定义和泰勒公式给出了凸（凹）函数的几个判别法。

youdao

The idea is that for any amount of money-- if this x is the amount of money that I receive-- utility as the function of the amount of money I receive is downwardly-concave.

这种观点是对于任何数量的货币,假设我得到x数量的货币,随着货币的增加,边际效用呈,向下凹进去的曲线

耶鲁公开课 - 金融市场课程节选

The indoor portion of the observation deck includes a pair of over-size, concave mirrors that produce fun-house reflections of visitors.

BBC: Orbiting views of Olympic London

But among the tasks the machine can perform in a single step are edge detection, inversion, the identification of lines and shapes of different orientations, and the filling-in of concave shapes all things that are useful in image-processing, and not all of which can be managed by digital technology.

ECONOMIST: Analogue computing

Measuring in at less than 1, 000-square-feet, the ultra-modern cylindrical boathouse with its rounded entrances and smooth concave walls resembles the cave-like formations for which it was named.

FORBES: 10 Floating Homes Of The Future