Current location - Training Enrollment Network - Mathematics courses - Can you give all the mathematical symbols in junior high school and senior high school and their meanings?
Can you give all the mathematical symbols in junior high school and senior high school and their meanings?
Because mathematics is often used in the discussion of natural science, only L can be expressed in words! ^ |$s Y

It is difficult to express the mathematical formulas of left and right structure, upper and lower structure, root and index. for

[0q I p/~ B 1L

It is convenient for the majority of netizens to have a unified mutual communication in the discussion and express * * * z; in words; ^ p a 1F

The method of mathematical formula, after summarizing the opinions of enthusiastic mathematical netizens, is put forward as `j r z' @/x in this edition.

The following is the preliminary standard of using text to express mathematical formulas (originally non-text);

W

E3 [l,} m& ordinary

You are a

X n stands for the n power of x,

O [*E,W Y]? +M O

If n is structured, n should be enclosed in parentheses;

& amp] l

|! L0I

(Structured refers to expressions such as polynomials and multi-factors)

5_7a3B N

c y

t c |*@ |6_6C,w

D(V

X (n/m) represents the n/m power of x;

r)P z T b'a h7M

z

! s

p y ~ & ampm

SQR(x) represents the root of x; l # } E f; e; f

1| H#[%y p

Sqrt(x) represents the root of x; 9U`4? Unregistered trademark

{ R+L }%` I @ w ^

√(x) denotes the root of x,

J 's 'A " C Q 'q

If x is a one-letter expression, the short form of x can be √ x;

P i(? ^9d Q O? #`-y

1J; r6u ^ }

X (-n) represents the reciprocal of x to the power of n;

h7i/f D

q

D7Q

$} e#N {-k

^6w·p

X (1/n) means that x is open to the nth power;

! n? x

p3_

v! j)d Y5@ t)]

Log_a, b represents the logarithm based on b; 8M high D4w5_ A (width D p

3[#|%H d _+K*B2W Z

X_n uses the footstone n to represent x;

e X9b ~:C q

(g c u5P U0`"z N(K/d9Y

∑(n=p, q)f(n) represents the sum of f(n) caused by the gradual change of n from p to q, and y-t2lp+r 'r.

If f(n) is structured, it should be enclosed in brackets; 6a7t }0z H

A%t S a(X

6f+w Q Q0O W Y

∑(n=p,q; R=s, t)f(n, r) means ∑ (r = s, t) [∑ (n = p, q) f (n, r)], 8w3b] 5 {w! small

If f(n, r) is structured, f(n, r) should be enclosed in brackets; F p j C G+P N7o

d l? F

Vice president aq

f L h

∏(n=p, q)f(n) represents a continuous product of f(n), where n gradually changes from p to q,

3Z-H,T,r; U

If f(n) is structured, it should be enclosed in brackets;

b

j b f f G n%j

& amp~ R0i s # u O 'J

∏(n=p,q; R=s, t)f(n, r) means ∏(r=s, t)[∏(n=p, q)f(n, r)],

q$N'E*@6o:V Y

If f(n, r) is structured, f(n, r) should be enclosed in brackets; O | g i%Y n

w6v#[ M-o P

Lim(x→u)f(x) represents the limit when x of f(x) tends to u,

150 USD

^ } [

If f(x) is structured, it should be enclosed in brackets;

6r & University; h3y5m

5a I # @? %K @

~! K

lim(y→v; X→u)f(x, y) means lim (y→ v) [lim (x→ u) f (x, y)], d&; u

{"? 0t AK u M D

If f(x, y) is structured, f(x, y) should be enclosed in brackets;

" T N6W u _

O X-}

b"v R T9w

∫(a, b)f(x)dx represents the integral of f(x) from x=a to x=b, 7c.

t; y

` n(P)k \ G k)J

If f(x) is structured, it should be enclosed in brackets;

i q e n+A Z L? $P8Z B

4K island

∫(c,d; A, b) f (x, y)dxdy means ∫ (c, d) [∫ (a, b)f(x, y) dxy] dy, o * m4vn} m.

d

If f(x, y) is structured, f(x, y) should be enclosed in brackets;

,l ^+q4O X q4q e-L*S

,H*F h9Z 1M j [(R

∫(L)f(x, y)ds represents the integral of f(x, y) on the curve l, 3 | [4L3g.

H

If f(x, y) is structured, f(x, y) should be enclosed in brackets; @ V e2g {; t+m S

7 @“Q! O \ g

}-E

e/? #Y6o 1X2O

∫∫(D)f(x, y, z)dσ represents the integral of f(x, y, z) on surface d,

@ 3S $ m; i5U$L?

If f(x, y, z) is structured, f(x, y, z) should be enclosed in brackets;

9j"q lk K I

{ z; Y

^$M(_

∮(L)f(x,y)ds represents the integral of f(x, y) on the closed curve l,

G) Medical Doctor Degree Certificate+A4` document

x

If f(x, y) is structured, f(x, y) should be enclosed in brackets;

6f z,~ i

wH! E

p y K b,Y/X-|)}

∮∮(D)f(x,y,z)dσ represents the integral d of f(x, y, z) on a closed surface, P O e x o+? North Korean National Committee

If f(x, y) is structured, f(x, y) should be enclosed in brackets;

knowledge economy

; l . 16h o7 _/} N o N

∨( n = p, q)A(n) means the union of a (n) from p to q,-`oc`; \

r L

[

If A(n) is structured, A(n) should be enclosed in brackets; 7E { K)T.b _

/q t c g r2i7f

∨( n = p,q; R=s, t)A(n, r) means ∨( r = s, t)[∨( n = p, q) A (n, r)], # v h f u c i.e k w.

\ F

If A(n, r) is structured, A(n, r) should be enclosed in brackets; ^ y i6a? 3kt

r y _ k9 `! M

∩(n=p, q)A(n) represents the intersection of a (n) and the gradual change of n from p to q, Q/G0`0v {

If A(n) is structured, A(n) should be enclosed in brackets;

& amp? o)ok)? G} (Korea

oE#@%T l%]*j5w

∩(n=p,q; R=s, t)A(n, r) means ∩(r=s, t)[∩(n=p, q)A(n, r)],

; [4H U f ]/h

d F

If A(n, r) is structured, A(n, r) should be enclosed in brackets; M.s@ I4s U+w ` G \

6v“y ^! J r G

m9j n # n v & ampO

T4a

High X'{

【T?

When a text format expression cannot find an expression to replace a character, the preliminary criteria are:

\ 1s2J b%^2~g p.G%? #z O

! s2J$v o,I/k & amp; Q J E | & ampU

A(≤ A means that A is a subset of A;

#A N [/o {"D

4z D0C k r d P C P C P C

A ≥)a means that a contains a;

[*A {'Y 1I m y.d S {

o U t,z$g)x _7h s3u

A (< a stands for proper subset, where a is a; M0 _ & amp; w

“@+J A,{7w

q 1Z:W

A >) A stands for proper subset, where a is a;

0@ K Y I g4U

(Q9C X; q*q

…. I j 1[8F

K"{ _ b z"W,f

a K Y9Q | }(@6Z

X V D Y4S3] t k @

note:

%B"pa U5a5] a

The expression of sequence structure determines the operation order according to the following priorities: #Q I t e Z J v p(P

1. function;

0Z a ~2h G8g4K

2. Power operation;

*K h#n

b 1z c

3. Multiplication and division;

s8W#x

' t C w V ' '

4. Add and subtract.

/[u(A & amp; A V3? 6 grams of phosphorus and potassium

The operation order of composite function is from inner layer to outer layer.

,AR k? V v. u b

In an expression, if the structural formula should be regarded as the whole of the previous part,

3| D8b#Q ^$\8v T,v; `

C

Parentheses should be placed around the whole part. For example, the relativistic motion mass formula H M J & amp; g! P3a I 1S E)U

Can be expressed as:

-q Z-d R"u c$O _ Q'F

7g c K E 1K

m = m0/sqr( 1-v^2/c^2)` 1t k; j |

= m0/SQR[ 1-(vv)/(cc)]; y T ^ U+i! S

#@ H t M L

But it cannot be expressed as

“m c7o D+P*a

z x4c @ ~ X C

m = m0/SQR( 1-vv/cc);

m X {)p6S0J q x/P V

|6z l

_ X b \ Z & ampt |

Because vv/cc in the above formula will be misunderstood as the square of v divided by c and then multiplied by C.

$N8R s w Y%w Q

*k! d(@ |7G6U3u

Characters such as ∑∏ in addition, subtraction, multiplication and division formulas must use full-width characters. If t6d is used) [$ i v8j: c

Half-width ASCII characters, although the formula is compact, may be caused by different computers.

/{ g T X I a5v8^

Different software and settings use different ASCII character sets (ASCII

n! H$X? 0Y

Extended characters, the highest bit of which is 1) will display different characters. The result will cause the other party's q ~, j n j &;; ? [

Misunderstanding.

h N/M _-r h3p \

w8[ Y

s*Y S/V K d

English reading of various symbols

Exclaimed' ='! '

at'='@ '

Numeric symbol' =' #'

Dollar' =' $'

Percentage' ='%'

'caret'='^'

& symbol' ='&'

Asterisk' =' *'

parenleft'= '('

parenright'= ')'

Subtract' ='-'

Underline' =' _'

Equal to' =' ='

Plus sign' ='+'

bracketleft'= ' '

braceright'='} '

Semicolon' ='; "

Colon' =':'

Quotes' ='''

Double quotation marks' =' "'

Back quote' ='''

Tilted character' =' ~'

Backslash' =' \'

Vertical bar' = '|'

Comma' =','

less ' = ' & lt'

Period "=". "

Bigger' ='>'

Slash' ='/'

Question' ='? '

Space "="

~~~~~~~~~~~~~~~~~~~~~~

hyphen

Apostrophe ellipsis; Possessive case symbol

-Dash

Single quotation mark, single quotation mark

Double quotation mark

() parentheses

square brackets

angle bracket

{} curly braces

French quotation in French; Title logo ("")

... omit the ellipsis

Series double point

"Ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto ditto.

Parallel double line number

/virgule slash

& and = and

~ swangdash generates font size

Section; Division number

→ arrow arrow; See number

+plus sign plus sign; postive sign

Minus sign MINUS sign; negative sign

Plus or minus sign

X times symbol

Divide by division

= isequalto equals sign

≠ Not equal to not equal to the symbol.

≡ Equivalent to all equal signs.

≌ Equal to or approximately equal to or approximately equal to the sign.

≈ approximately equal to approximately equal to the symbol.

Greater than greater than.

Not less than mark

≯ Not greater than not greater than symbol.

≤ less than or equal to less than or equal to sign.

≥ greater than or equal to greater than or equal to the sign.

% percentage ...

Per thousand people ...

Infinite infinity and infinite size

Change in proportion to ...

Square root square root

∵ since; because

Therefore, so

Equal to, as in (proportion), in proportion.

Angle angle

Semicircle semicircle

Circle circle

circumference

πππ

Delta triangle

Perpendicular to perpendicular to

Trade union alliance

Intersection of intersection

Integral of ∫

∑ (sigma) Sum of Sum

Degree level

Minute points

"Seconds"

# number ...

Centigrade system

@ By unit price

X' is a prime number of X (such as a transposed matrix)

X "is the double-pie of X."