Математические символы
Краткий словарик
Символ
+
–
±
×
.
…
/
:
::
∴
Q
=
≠
~
≈
>
<
≥
≤
∞
3
Английский вариант
plus
minus
plus or minus
multiplication sign
point
and so on
division sign
ratio sign:
it to
sign of proportion;
equals, as
therefore
since; because
sign of equality;
equals, (is) equal to
(is) not equal to
difference
approximately
greater than
less than
equal or greater than
equal or less than
infinity;
infinite
square root (out) of
cube root (out) of
n
[]
()
{}
||
⎯
AB
°
'
'
''
∠
⊥
n-th root (out) of
brackets, square brackets
parentheses, round brackets
braces
parallel to
length of line from A to B
degree
minute
foot, feet
second;
inch
angle
perpendicular
square
⊄
ā
ã
a*
a'
a''
a'''
b1
b2
cm
center line
a barred
a tilded
a star
a prime
a second prime;
a double prime
a third prime;
a triple prime
b sub one;
b first
b sub two;
b second
c sub m;
c, m-th
'
a
a
a first prime
1
''
1
am
.
a second;
second prime
a sub m;
a, m-th
first derivation of y
y
..
y
lim
log
log10
ln
sin
cos
tan, tg
ctn, cot
sec
csc
vers, versine
covers,
coversine
sin-1
cos-1
sinh
cosh
tanh
ƒ(x);
second derivation of y
limit
logarithm
common logarithm
logarithm natural
sine
cosine
tangent
cotangent
secant
cosecant
versed sine
coversed sine
antisine
anticosine
hyperbolic sine
hyperbolic cosine
hyperbolic tangent
function of x
ϕ(x)
∆x
Σ
dx
dy/dx
d2y/dx2
dny/dxn
y/x
∫
∫f(x)dx
m
∫
increment of x
summation
differential of x
derivative of y with respect to x
second derivative of y with respect to x
n-th derivative of y with respect to x
derivative of y with respect to x
integral of
integral of a function of x over dx
integral between limits n and m
n
|x|
&
&C
N
N(s)
#
!
%
'
,
.
–
§
absolute value of x
and
et cetera
number
number(s)
No, number;
pound
factorial
per cent
apostrophe
comma
full stop
dash
section mark
*
a+b=c
a-b=c
1×1=1
2×2=4
3×3=9
4×4=16
a×b=c
a:b=c
a+b c+d
=
a −b c −d
asterisk
a plus b equals c
a and b are c
a minus b is equal to c
Once one is one.
Twice two is four.
Three times three is nine.
Four times four is sixteen.
a multiplied by b equals c.
a divided by b is equal c.
a plus b over a minus b is equal to c plus d over c minus d
½
1/3
2/7
3½
one half;
a half
one third;
a third
two sevenths
1
4
7
5
4
8
four and a seventh
32
52
23
107
10-7
Z-10
three and a half
four and five sevenths
three squared;
three square
the second power of five
the third power of two
ten to the seventh power
ten to the minus seventh power
Z to the minus tenth power;
Z to the minus tenth
3
3
5
4
27
a
a
7
1:2
4:2
a:b=c
a:b = c:d
(a+b)(a-b)=a2-b2
the square root of four
the cube root of twenty
the cube root of a
the fifth root out of a to the power seven
the ratio of one to two
the ratio of four to two
The ratio of a to b is c.
a is to b as c to d
The product of the sum and difference of two quantities is
equal to the difference of their squares.
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