رموز و علامات الرياضيات

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يوجد في هذا الكتاب مختصر لمعظم الرموز و العلامات المستعملة في الرياضيات بالغتين العربية و الانجليزية

Transcript of رموز و علامات الرياضيات

  • 2

    Alpha

    Beta

    Gamma

    Delta

    Epsilon

    Z Zeta

    H Eta

    Theta

    I Iota

    K Kappa

    Lambda

    M Mu

    N Nu

    Xi

    O Omicron

    Pi

    Rho

    Sigma

    Tau

    Upsilon

    Phi

    Chi

    Psi

    Omega

  • 3

    x y x y Less than equal a b a b Greater than

    equal

    3 4< Less than < 3 2> Greater than > 1.99997 2 ABC A B C

    )(

    Approximately

    Congruent

    F x F kx = Proportional

    5 1(mod 2)

    Is congruent to

    Modulo

    3 2 Not equal 2 1 1x x= = Plus-minus

    ( ) & ( )a b b c a c= = = Equal = 2 3 6 =

    x y zA a i a j a k= + +

    x y zB b i b j b k= + +

    x y z

    x y z

    i j kA B a a a

    b b b

    =

    Times, cross

    2 3 5+ = Plus + 2 3 1 = Minus -

  • 4

    noisiviD = 2 3 6 yb dediviD

    / :

    % tnecreP %05

    00 0500 dnasuoht reP

    00

    . toD = B A B Asoc ! lairotcaF = =021 5 4 3 2 1 !5

    =2 4 =3 72 3

    m n

    toor erauqS

    T

    == b A Baji ij AT esopsnarT

    = = = y y x6 6.5 & 5 3.5] [ ] [21 11

    22 12

    a aa a

    tekcarB

    xirtaM

    ] [

    ) ( sesehtneraP = +51 ))1 4( 2(3

    secarB teS

    ecneuqeS } {

    02,01] [0,1) (

    lavretni esolc

    lavretni-nepo ,] [ ,) (

  • 5

    ( ]5, 2 [ )10,13

    close-open

    open-close

    [ ),

    ( ],

    { } { } { }( )* ( ) ( ) ( )F g x f x F g x F f x= Convolution

    , 0, 0

    x xx

    x x>=

  • 6

    222

    11

    1 1 3(4 1)2 2 2

    xdx x= = = Integral ( , )f x y dxdy Double integral

    ( , , )g x y z dxdydz Triple integral C

    dlv Line integral Contour integral v A

    dw Surface integral w V

    dx Volume integral x Therefore Because ,a b a b Exist

    ,a b / a b Not exist / ,a b a b For all

    ( )p p= Propositional p q

    p rq r

    if then

  • 7

    p qp q

    q p

    if and only if

    iff

    { }, ,A a b c= , a A

    Membership

    Element of

    { }, ,A a b c= , d A

    Not member

    { }, ,A a b c= , { },B a d= { }, , ,A B a b c d=

    Union

    { }A B a= Intersection { }C a= , C A (proper) Subset

    superset B/ Not subset { } = M =

    Empty set

    2( )f x x= , 2df xdx

    = ( ) 2f x x =

    x Derivation to x ' XD

    ddx

    2( )f x x= , 2f xx =

    Paritial

    derivation

    3( )f x x= , 2

    2 6df xdx

    = n Derivation n order

    nth , nth

    n

    n

    ddx

  • 8

    3( )f x x= , 2

    2 6f xx =

    n

    Partial

    derivation n

    order nth

    n

    nx

    x y z = + +

    Nabla

    Laplace

    operator (Nabla)

    2 2 22

    2 2 2x y z = + +

    ) (

    Square Lap. Op.

    Laplacian

    2

    Line segmentAB

    )( Ray AB

    Infinity lineAB

    ABC , ABC Triangle ABC , ABC ) ( Angle

    ) ( Right angle

    Square , Parallelogram . Circle AB AC Perpendicular AB AC& Parallel & ABC A B C Similar ABC A B C Congruent

    ABC Arc

  • 9

    52 51 03" '

    eergeD

    etuniM

    dnoceS

    ' "

    7.5,1) (

    )2,0,4.1(

    ) 52,9(

    naisetraC

    etanidrooC

    .ooC ecapS

    .ooC raloP

    y x) , (

    z y x) , , (

    r) , (

    BA

    rotceV

    W V W V1

    n

    iiX X

    = =

    mus tceriD

    1

    n

    iiX X

    = =

    tcudorp tceriD

    q p q p T T T

    F F T

    F T F

    F F F

    ( )

    dna

    eurT

    eslaF

    T

    F

    q p q p T T T

    T F T

    T T F

    F F F

    ro

  • 01

    !) ( ) (!nk

    nnk

    n == Pk

    n k

    nk) ( noitatumrePn Pk

    kn knk ! !!) (nn

    == Ck

    n k

    Ckn kn) ( noitanibmoC

    = i1

    yranigamI

    rebmun i

    = e...4828182817.2

    sreipaN

    tnatsnoc

    rebmun sreluE

    e

    iP = ...56295141.3 oitar nedloG = 889330816.1

    1

    n

    nnx

    xn

    =

    = x naem

    0

    1 milnisx

    xx

    mil timil =

    1

    mil1+x x1 + =

    ytinifnI

    ` =,4,3,2,1} {

    larutaN

    srebmun `

    ` =,4,3,2,1,0 0} { 0

    `0 0 htiw larurtaN

  • 11

    ] =,2,1,0,1 ,2 ,} {

    ] srebmun regetnI

    n n m m0 , , :n

    ] _ =

    lanoitaR

    srebmun _

    ( )

    \ srebmun laeR

    .

    laeR evitisoP

    srebmum

    \+

    +yi x

    xelpmoC

    srebmun ^

    no os dna

    =x f y) ( :

    edis dnah tfeL

    yb denifed si

    dnah thgir eht

    edis

    =:

    xam} { mumixaM = xam4 2,4,3,1} { nim} { muminiM = nim1 2,4,3,1} {

    03nis12

    nis eniS =

    06soc12

    soc enisoC =

    nat tnegnaT = 1 54 nat

  • 12

    cot 45 1 = Cotangent cot 1sec

    cos =

    Secant sec

    1cscsin

    = Cosecant csc

    1 302

    sinArc = Arc sine sinArc

    Radian : 45 ( )4

    rad = 2 45 ( )

    2 4cos radArc ==

    Arc cosine cosArc

    Arc tangent tanArc Arc cotangent cotArc Arc secant secArc Arc cosecant cscArc

    sinh2

    x xe ex=

    )(

    Hyperbolic sine sinh sh

    cosh2

    x xe ex+=

    )(

    Hyperbolic

    cosine cosh

    ch 2sec x xhx e e

    = +

    )(

    Hyperbolic

    secant sech

    2c x xcs hx e e =

    )(

    Hyperbolic

    cosevantccs h

  • 31

    2

    2

    hnat11

    x

    x

    xee

    + =

    ()

    cilobrepyH

    tnegnat hnat

    ht2

    2

    htoc11

    x

    x

    xee

    =+

    ()

    cilobrepyH

    tnegnatoc hnatoc htoc

    ()

    cilobrepyh crA

    enis crAhnis

    ()

    cilobrepyh crA

    enisoc crAhsoc

    ,1ji,0j ij i

    == atled rehcenorK

    + =T T Tj j ji2 1 = i2,1 Tkji k j i

    rosneT Tji

    i Tkj

    )1 (n2

    Sn ecneuqeS + + + +n 3 2 1 =+ Sn n

    b goLa mhtiragoL = =goL goL2 001 00101 larutaN =x x goLenl

    mhtiragol nl

    an n rewop a n a =001 012 B A B A P) (

    x0

    f=+ x

    ytilibaborP

    noitcnuF

    |

  • 41

    O noitisopmoC x g f x g f)) ( ( ) (0 ,1

    0 ,0 ngs0 ,1

    xx x

    x

    < = =>

    x ngs noitcnuf ngis

    6 ot dneT 6 x nwod dednuoR pu dednuoR k j iF F F F Fdarg

    z y x + + = =

    darg tneidarG

    FvidF F F Fz y x

    + + = = GG

    vid ecnegreviD

    z y x

    k j i

    F Flrucz y xF F F

    = = G G

    lruc noitatoR

    .

    8002