代数 [数] algebra ; algepa
代数数 [数] algebraic number ; algebraic integer ; algebraische Zahl algebraic number ; Algebraische Zahl
线性代数 [数] Linear Algebra ; Linear Algebra with Applications ; An Introduction to Linear Algebra ; Linear Mathematics ; linear algebra
抽象代数 [数] abstract algebra ; Modern algebra
代数拓扑 [数] Algebraic Topology ; Hatcher ; Algebraische Topologie ; ALGEBRAIC TOPOLOGY A FIRST COURSE
代数基本定理 [数] fundamental theorem of algebra ; Fundamentalsatz der Algebra ; algebra fundamental theorem ; the fundamental theorem in algebra
代数结构 [数] algebraic structure ; Abstract Algebra ; Algebraische Struktur ; algebraische Struktur algebraic structure
初等代数 algebra
逻辑代数 Boolean algebra ; [数] logic algebra ; [数] algebra of logic
代数式 [数] algebraic expression ; AEK-AFH ; algebraic c expression ; algebraic formula
20岁时,他把尤勒的权威代数著作译成了英语。
At twenty he translated Euler's standard work on algebra into English.
对于那些特别难的代数题,他允许约翰偷偷抄袭他的答案。
He would allow John slyly to copy his answers to impossibly difficult algebra questions.
代数对每个人来说都不容易学,但它非常有用。
Algebra is not easy for everyone to learn, but it is very useful.
Let's say you have to go through three or four operations to get a final number, well, do it algebraically.
让我们说,你不得不通过3-4个操作,才能得到最终的数,好吧,用代数方法求解。
I mean, you may not understand it with algebra before but some of these sorts of pictures have you seen before?
我是说可能代数部分你没看懂,但你们以前见过类似的图像吧
I want to show you how easy it is to change the code. But, notice, once I've added this I actually have a problem. This is now an under-constrained problem. I have more unknowns than I have equations.
我加上这个条件后,我马上面临一个问题了,这就是现在是一个非约束性问题了,我的未知数比方程数多,你从代数中可以知道。
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