加:plus
減:minus
乘:times/multiplied by
除:divided by
(不)等於:(not)equals/be (not) equal to
大(小)於:be greater(less) than
遠遠大於(小於):be much/far greater(less)than
約等於:be approximately equal to
正比於:be in direct proportion to
圓(方/尖)括號:round(square/angle) brackets
大括號:brace(注意沒有s)
A:B : the ratio of A to B
x的平均值:x bar(x上面有很多符號,比如hat(^),tilde(~),star(*),prime('),double prime(''))
Δx:delta x
dx:differentia x/dee x/dee of x
下標:suffix/subscript 直接讀x i(爲x下表i)或者x suffix i或者 x subscript i或者x sub i
絕對值:the absolute of x
x趨近與無窮:x approaches infinity
a大於(小於)等於b:a is greater(less) than or equal to b
0<x<1:x is greater than 0 and less than 1
x的階乘:x factorial
冪函數通用的表示方法(也是用開根):x to the power n(特殊的如平方(square),三次方(cubed))
對數:the log of n to the base a
p=》q:if p ,then q
p《=》q:p holds if and only if q holds
元素a屬於集合A:a is a member of A/a belongs to A
集合A爲集合B的(真)子集:A isproperly contained of B/B contains A properly/A is aproper subset of
B
交集:A cap B/the intersection of A and B
並集:A cup B/the union set of A and B
。。。。。。。
下面的一篇文章總結的挺全面的