查询词典 constructive mathematics

In fact, a lot of mathematics teacher ambiguously feel that, the difference of the mathematics study ability is exist between the boy and the girl in teaching process, it is more obvious in the senior high school.

事实上，我们许多数学教师在教学实践过程中，都隐约感觉到男生和女生在数学学力方面存在着差异，到了高中就更加明显。

The modern physics development by to the concrete material embodiment inspection, moved towards to the abstract material abstract research, namely from specially moves towards general, its utilizes the mathematical instrument is also same, moves towards mathematics from physical mathematics physics, already developed the abstract algebra and the general analysis situs, from bad on the one hand said, the physicist because of lost the concrete material object to change confusedly, was at a loss how to proceed, from was good on the one hand says, the research technique from specially moved towards general, also caused its thinking mode to have the return, tended to the philosophy, this speaking of the physics, was one kind of significant crisis, but at the same time, Also is a brand-new development turning point.

现代物理学的发展已由对具体物质的具象考察，走向对抽象物质的抽象研究，即从特殊走向一般，其所运用的数学工具也一样，从物理的数学走向数学的物理，已经发展到抽象代数和一般拓扑学，从坏的一方面讲，物理学家因失去了具体的物质对象而变得迷茫，无所适从，从好的一方面讲，研究方法的从特殊走向一般，也使其思维方式发生了回归，趋向于哲学，这对物理学而言，是一种重大危机，但与此同时，也是一个全新的发展契机。

The analytic geometry is rich in mathematics thinking, it has provided a very good knowledge platform for, mathematics thinking method teaching.

解析几何里蕴涵着丰富的数学思想方法，其为数学思想方法的教学提供了一个很好的知识平台。

Activities of mathematics experiment can arouse the students' interests in learning mathematics,strengthen the active feeling of learning it,help students understand it much better,cultivate the manual and application ability,provide innovative opportunity for students and improve the achievement in learning...

数学实验活动可以提高学生学习数学的兴趣；增强学生学习数学的主体意识；有助于学生更好地理解数学；培养学生动手、应用的能力；为学生提供创新的机会；提高学生学习数学的学业成绩。

Applied Mathematics and the history of mathematics can be said that as long.

数学应用和数学的历史可说一样长。

During the process of research on applied mechanics, he can grasp the proficient mathematics and the physical nature of the problem, which is consistent with the spirit of engineering science and applied mathematics.

在研究应用力学的过程中，他将娴熟的数学技巧和对物理本质的准确把握有机地结合在一起，其研究方法与后人所提倡的技术科学和应用数学的学术思想是相通的。

As a mathematician, Russell is critical of arithmetization of mathematics theory underlying the basic of mathematics.

认为罗素形成数学逻辑主义思想的历史背景在于他对数学基础建立在数学理论的"算术化"的不满。

"Intuitionists rejected certain concepts of logic and the notion that the axiomatic method would suffice to explain all of mathematics, instead seeing mathematics as an intellectual activity dealing with mental constructions independent of language and any external reality."

直觉主义否认某些逻辑概念，公理方法的注释已经足够解释数学的全部，而不把数学看作是处理与语言和任何外部现实无关的思想构造的一种智力活动。

"Intuitionists reject ed certain concepts of logic and the notion that the axiomatic method would suffice to explain all of mathematics, instead seeing mathematics as an intellectual activity dealing with mental constructions independent of language and any external reality."

直觉主义否认某些逻辑概念，公理方法的注释已经足够解释数学的全部，而不把数学看作是处理与语言和任何外部现实无关的思想构造的一种智力活动。

On the basis of the analyzing the whole launching process, the mathematics model of the inner ballistic is deduced. Computer procedure is complied through Visual C++ development tools, which simulate the launching process and obtain the main performance curve of inner ballistic trajectory. Mathematics model is also modified through the experimentation data. At the same time, the experiment has proved that the new launching technique has the capability of raising the muzzle velocity.

在此基础上，本文针对提出的辅助药室火炮结构建立了再生式液体发射药辅助药室火炮发射过程的零维数学模型，并利用VC++开发工具编制了计算机程序，对整个发射过程进行了模拟，得到了内弹道的主要性能曲线。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。