The proof by contradiction is one of the most important methods of proving propositions in mathematics.
如何有效地提高和改进反证法的教学，是摆在中学数学教师面前的一个重要课题。
The probability is one of the most important branches of mathematics There are various methods of proving the inequality.
概率论是数学的一个重要分支，不等式的证法是多种多样的。
The paper introduces the methods of proving the inequality with differentiation, which make it easy to prove some inequalities.
本文介绍了用微分法讨论不等式有关证明方法，利用这些方法使不等式的证明变得非常简单。
Tinkerbell would be pleased that these young girls believed in fairies, but perhaps would have disapproved of their methods of "proving" it.
小叮当也许为小女孩相信精灵的存在高兴，但可能不赞成他们“证明”小精灵存在的方式。
Tinkerbell would be pleased that these young girls believed in fairies, but perhaps would have disapproved of their methods of “proving” it.
小叮当也许为小女孩相信精灵的存在高兴，但可能不赞成他们“证明”小精灵存在的方式。
But the hawks say concern is outmoded, as conventional computer-security procedures and the methods used by security companies are proving ineffective at stemming the tide of attacks.
但是鹰派说担心已过时，安全公司使用的常规电脑安全程序和方法在如潮的黑客攻击中正在失效。
Through contrast, analysis, expounding and proving several machining methods for both space plane of front car housing from technical and economic angle gains the optimum processing plan.
针对前桥壳体的两个空间平面的加工问题，从技术和经济的角度，时比、分析、论证多个加工方法，获得较佳工艺方案。
Secondly, the research situation of vehicle proving ground and test roads was discussion, and the various methods of deter- mining enhancement coefficient were summarized.
然后介绍了车辆试验场及试验道路的研究现状，综述了确定强化系数的各种方法。
Traditionally, Mechanical theorem proving often use a logic representation, and then inference, these methods lack of flexibility and the proving processes are difficult to understand.
传统上，定理机器证明常常使用某种逻辑表示，然后再进行推理，这些方法往往缺乏灵活性，且证明过程难以理解。
The calculation methods of lock chamber wall are mostly approximate with many assumptions, which still need proving both by theory and experiments.
对于岩基上船闸闸室墙的计算方法大多均是作了许多假定不完善的近似方法，其假定是否成立仍需在理论、实验上进一步探讨。
Finally, the paper specifically illustrates the methods above with an example of implementing LP, improving the enterprise's benefit, reducing cost, and proving feasibility of methods.
最后，用实例来具体说明，通过实施精益生产，提高企业效益，降低生产成本，应验证了该方法的可操作性。
Methods Three layers of colored cloth in red , black and army green were used for light-proving .
采用红，黑和军绿三层布进行遮光，使用与野战帐篷类似的方法支撑于地面形成空间。
The methods of case teaching mainly involve the resolution method, the comprehensive method, the comparative method, the classification method and the false-proving method.
案例教学的方法主要包括分解法、综合法、比较法、分类法和证伪法。
Proving Methods of Thermodynamics Equality in Physical Chemistry;
试用几何方法证明下列代数恒等式。
Proving Methods of Thermodynamics Equality in Physical Chemistry;
试用几何方法证明下列代数恒等式。
应用推荐