数学符号对应英文读法
V is less than 〉
is more than
<
is not less than
>
is not more than is less than or equal to
小于或等于号-hyphen
连字符
>
is more than or equal to
大于或等于号
1
apostrophe 省略号, 英文中省略字符用的撇
号;所
有格符号
％
percent
－
dash
破折号
%o
per mille
X
infinity
无限大号
X
varies as 与
成比例(parentheses
圆括号
V
(square root
平方根[] square brackets
方括号
since; because
因为
《
》French quotes 法
文引号书名号
hence
所以
ellipsis
省略号equals, as (proportion
等于 5 成比例
tandem colon
双点八
、、
号angle
角
ditto
双点八、、号
semicircle
半圆
II
parallel
双线号
O
circle
圆／virgule 斜线号
swung dash 代字号△
triangle 三
角形§section; division
分节号
丄
perpendicular to
垂直于arrow
箭号；参见号
u
union of 并
5 合
集
n
intersection of 交
5
通集
/
the integral of
的积分
±plus or minus
正负号
E
summation of
总和
X
is multiplied by
乘号
o
degree
度
-
is divided by
除号
f
minute
分
ff
second
秒
丰
is not equal to
不等于号
三
is equivalent to
全等于号
c
Celsius degree
摄氏度
s
is equal to or approximately equal to 等于或约等于号
+ plus
加号 5 正号
- minus 减号
5
负号
±plus or minus
正负号
X
is multiplied by
乘号
-
is divided by
除号
=
is equal to
等于号
丰
is not equal to
不等于号三is equivalent to 全等于号o circumference 圆周
s is equal to or approximately equal to 等于或约等于号is approximately equal to
约等于号
V
is less than
小于号
〉
is more than
大于号
<
is not less than
不小于号
>
is not more than
不大于号is less than or equal to
小于或等于号
>
is more than or equal to
大于或等于号% per cent
百分之
%o
per mill
千分之
X
infinity
无限大号
X
varies as 与
成比例
V
(square root
平方根since; because
因为
hence
所以equals, as (proportion
等于 5 成比例
/
angle
角
semicircle
半圆
o
circle
圆
o
circumference
圆周
n
pi
圆周率△triangle 三
角形
丄
perpendicular to
垂直于
U
union of 并 5
合
集
n
intersection of 交
5
通集
/
the integral of
的积分E(sigma summation of 总和
degree 度' mi nute 分
〃second 秒C Celsius system 摄氏度
{
open brace, open curly 左花括号}
close brace, close curly 右花括号(
open parenthesis, open paren 左圆括号
close parenthesis, close paren 右圆括号(
brakets/ parentheses 括号[
open bracket 左方括号]
close bracket 右方括号[]
square brackets 方括号
period, dot 句号
5 点八
|
vertical bar, vertical virgule 竖线
& ampersand, and, reference, ref 和
5
引用
/ slash, divide, oblique 斜线，斜杠
5
除号
//
slash-slash, comment 双斜线，注释符#
pound 井号\
backslash, sometimes escape 反斜线转义符，有时表示转义符或续行符~tilde 波浪符full stop 句号>
comma 逗号
colon 冒号
semicolon 分号?
question mark 问号!
exclamation mark ( 英式英语exclamation point ( 美式英语1 apostrophe 撇号-
hyphen 连字号
un derscore 下戈 U 线 +
plus(positive 正的 minus
(negative 负的)
±
plus or minus
*
multiplied by -
divided by =
be equal to
be approximately equal to
(
round brackets(parenthess [] square brackets {}
braces because
therefore
less than or equal to
> greater than or equal to oo infinity
LognX logx to the base n f(x the function of x dx diffrencial of x x+y
x plus y
dots/ ellipsis
省
略
号
I!
single quotation marks
单
引 号 III!
double
quotation
marks
双
引
号 II
parallel
双
线
号
&
ampersand
=
and
swung
dash
代
字 号 §
section; division
分
节
号
arrow
卄
口
箭号
5
参
见
号
dash
破
折
号
(a+b bracket a plus b bracket closed
a equals b
a=b
b a isn't equal to b
a>b a is greater than b
a>>b a is much greater than b
a> b a is greater than or equal to b
x x approches infinity
x2 x square
x3 x cube
xn the nth power of x
x the square root of x
3厂x the cube root of x
n v x the nth root of x
6 percent
6 %
3%o 3 per mille
3%o three peimill
n X i=1xi the summation of x where x goes from 1to n n n i=1xi the product of x sub i where igoes from 1to n / ab integral betweens a and b
>> is approximately equal to
round brackets; parentheses
(
[ ] square brackets
{ } braces
2 :
3 the ratio of two to three
D x or d x the increment of x
dx differential x
dy/dx the first derivative of y with respect to x
1/2 a half; one half
2/3 two thirds
5/123 five over a hundred and twenty-three
A a alpha a 阿耳法
B 3 beta beta 塔 r
Y gamma gam 伽马
A S deta de 德耳塔 E ￡
epsil on epsi 艾n 普 西
隆
Z z zeta z 截塔 H n eta e 艾塔 0 e theta 西塔ta I
1
iota i 约塔
K K kappa kappa s 白 A 入 lambda lambda 姆达 M [1 mu m 缪 N V nu r 纽
口 E xi 可塞
o 0
omicro n omikrc 奥密可
戎
n
n pi p 派
p p rho r 柔u
E (T sigma sign 西格马 T T tau 套u Y U
upsil on jupsilo 衣 普西
隆
①
phi f 斐 X x chi kh 喜
r=xd r equals x multiplied by d 5* 2=10 five times two equals ten
x3/8=y2 x raised to the third power divided by eight equals y squared (a+b-c* d/e=f a plus b minus c multiplied by d all divided by e equals f y = (Wt-W/x
y equals W sub t minus W over x
0.01 O point O one; zero point zero one; nought point nought one