[study notes] a quick search of latex mathematical symbols

Basic operation

    multiplication

    x

    ×

    y

    x \times y

    X × y
    x times y power

    two

    three

    x

    2^{3x}

    23x
    2 ^ {3x} square root

    x

    +

    y

    \sqrt {x + y}

    x+y

    \ sqrt {x + y} Division

    x

    ÷

    y

    x \div y

    X △ y
    x / div y score

    x

    y

    \frac{x}{y}

    YX
    \ frac {x} {y} XOR

    \oplus


    \ oplus is less than or equal to

    x

    y

    x \leq y

    X ≤ y
    x / Leq y is greater than or equal to

    x

    y

    x \geq y

    X ≥ y
    x / GEQ y is not equal to

    x

    y

    x \neq y

    X  = y
    x / NEQ y round down

    x

    \lfloor x \rfloor

    ⌊ x ⌋
    – round up

    x

    \lceil x \rceil

    ⌈ x ⌉
    \sum\limits_ {x = 1} ^ {n} 7x integral

    0

    π

    two

    sin

    (

    x

    )

    \int_ {0}^{\frac{\pi}{2}} \sin(x)

    ∫02π​​sin(x)
    \int_ {0}^{\frac{\pi}{2}} \sin(x)

Set symbol

    belongs to

    A

    B

    A \in B

    A ∈ B
    A / in B does not belong to

    A

    B

    A \notin B

    A ∈ / b
    A / notin B subset

    A

    B

    A \subset B

    A⊂B
    A \subet B

Greek alphabet

    α

    \alpha

    α \alpha

    β

    \beta

    β \beta

    θ

    \theta

    θ \theta

    π

    \pi

    π \pi

Vector matrix

    vector $/ VEC {V} $
    / VEC {V} matrix

    $
    \begin{pmatrix}
    a_ n\
    1
    \end{pmatrix}

    \begin{pmatrix}
    A&B\
    0&1
    \end{pmatrix}
    \times
    \begin{pmatrix}
    a_ {n-1}\
    1
    \end{pmatrix}
    $

Read More: