Well, actually here it is not very hard to find a function whose gradient is this vector field.
实际上，找出一个函数，其梯度是这个向量场并不难。
To find a function, search for a string, or jump to a line in a file open in the source pane, you can use one of the special modifiers in the script filter.
正如前面的栈框架所示，每一行表示一个回调级别。选中的哪行显示正在执行的函数名，一个源文件链接和行号。
If you find a function address range that covers the failing instruction address, the message for that range indicates the method where the error was likely introduced.
如果您找到一个函数地址范围包含了失败的指令地址，那么这个范围的消息就会说明可能引入错误的方法。
By putting it in a function bug if I find a bug and I change my program I can just run the function again.
把我输入的值放到一个函数里，如果以后我在程序中发现了一个，并对程序进行更改的话，我可以直接。
With this function we can now find multiple matches within a string and extract specific pieces of the information from within each match.
通过此函数，我们现在可在字符串中找到多个匹配项，并且可从每个匹配项中提取特定的信息片段。
In this type of learning, the goal is not to maximize a utility function, but simply to find similarities in the training data.
这类学习类型的目标不是让效用函数最大化，而是找到训练数据中的近似点。
One of them is to find the minimum of a maximum of a function when the variables are not independent, and that is the method of Lagrange multipliers.
其中一个是找出一个函数的极小值，极大值，这个函数的变量是相关的，这种方法称为拉格朗日乘数法。
To clean up any existing packages that are invalid as a result of this change, you can use the new function to find invalid packages on a database or schema level.
要清理由于这种更改而无效的任何现有包，可以使用这个新功能来找出数据库或架构级别上的无效包。
To make it easier for potential buyers to find vehicles matching their criteria, it makes sense to now add a search function to the application.
要使潜在买家更容易地找到满足他们需要的车辆，现在最好向应用程序添加一个搜索功能。
'Most of The Times, you'll find [a singing bird] in a snuff box or bulky clock, where the blocky form is dictated by the function,' says Mr. Bacs.
巴克斯说，“在大多数时候，你会发现鼻烟壶或者大型钟表里安装有鸟鸣装置，它们方块状的外形是由功能决定的。”
This function, as mentioned in SQL standards, is used to find the length of a character string in character semantics.
如SQL标准中所述，此函数使用字符语义查找字符字符串的长度。
Also, to explore and test the new update capabilities initially, you may find it convenient to embed the XMLQUERY function with the transform in a SELECT statement rather than an update.
另外，在研究和测试新的更新功能时，在select语句(而不是update语句)中嵌入包含转换表达式的XMLQUERY函数可能更方便。
Walk through these dependencies by writing a recursive function that can find the latest version of a plug-in (in case duplicate plug-ins are in the same system) and all its dependencies.
我们可以编写一个递归函数来遍历这些依赖性，它可以查找某个插件的最新版本(针对在相同的系统中有重复插件的情况)以及它的所有依赖性。
OK, so last time we saw how to use Lagrange multipliers to find the minimum or maximum of a function of several variables when the variables are not independent.
上次我们看了，怎样利用拉格朗日算子，去求解一个受约束的，多变量函数的最大最小值。
This procedure is based upon computing a t statistic and using a probability function to find the probability of observing a value that large by chance.
这个过程基于对t统计值的计算，使用概率函数求得随机大的观测值的概率。
What I find most useful about mqmon is that it opens up a new, dedicated window for each function.
关于mqmon，我认为最有用的就是它能为每个函数打开一个专用的新窗口。
In our case, you could find a generic function that creates the XMLHttpRequest instance and calls its open and send methods.
在我们的示例中，您能找到一个泛型函数，此函数能创建XMLHttpRequest实例和调用实例的open和send方法。
To find all the tickets issued by officer Ree, for example, you write a map function that filters the officer property accordingly.
举例来说，要查找officerRee开出的所有罚单，您可以编写一个map函数来过滤相应的officer属性。
If there is no operator in the line, the built-in match function will fail to find a match and will return -1.
如果该行中没有运算符，那么内置match函数将无法找到匹配，因此将返回- 1。
Shor's algorithm, for example, is able to find the period of a function of N bits in polynomial time.
例如 Shor的算法能在多项式时间内找到一个N位函数的周期。
The kind of syntactic sugar you'll find with strings and lists is common in Haskell, but just remember: Everything is a function.
在Haskell中，您会发现在字符串和列表中这种语法代称非常普遍。但是只要记住：一切都是函数。
You may find you need to call a function in your Dojo widget from your Flex code.
您将会发现需要从Flex代码中的Dojo小部件内调用函数。
The loadLocal function takes a keyword, as this is used to find the relevant tweets in the localStorage cache.
loadLocal函数接受一个keyword作为参数，该关键词也被用于在localStorage 高速缓存中寻找相关tweet。
The find function then searches the episode list to find matches using a simple regular expression match on the title and the summary.
然后，find函数搜索剧集列表以便使用与标题和摘要匹配的简单正则表达式来查找匹配项。
We will be substituting a call to this find() method for our recursive function described previously when we get this new version, and so should you.
获得新版本后，我们将调用这个find()方法，替代前面介绍的递归函数，您也应该如此。
And there is a search function so you can find people you don't know but would like to - for instance, at a company where you want a job.
用户还能通过LinkedIn的搜索功能寻找自己希望认识的人——例如，目标公司的职员。
Perhaps most powerful is the find function, which allows you to use a jQuery selector to search through the descendants of elements in your jQuery object.
find函数或许是功能最强大的函数，它允许使用jQuery选择器搜索jQuery对象中元素的后代元素。
In Listing 15, we revisit our problem of evaluating a concat function by creating a match function (to find concat nodes with string-literal arguments) and an editor function (to evaluate the concat).
在清单15中，我们创建了一个match函数(用于查找具有字符串参数的连接节点)和一个editor函数(用于对连接求值)，再次遇到了对concat函数求值的问题。
4 (Exercise) Fordemand x(p) = p–e, for e > 1, find the consumersurplus as a function of p. (Hint: recall that the consumer surplus can be expressed as .)
(练习)对于需求x(p) = p–e 其中 e >1 用p表示出消费者剩余. (提示:回忆一下，消费者剩余函数可以表示为.)
Users will be able to find all the charging stations within a certain radius and use the Navigation function to be given turn-by-turn directions to their nearest.
使用者就会在一定的半径范围内找到所有的充电站然后使用导航功能的话就会给你一个离你最近的方向。
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