1 Cấu trúc hàm latex

  • \( \) hoặc $ $ sử dụng trong trường hợp đánh công thức trong cùng dòng với đoạn text (inline)
  • \[ \] hoặc $$ $$: sử dụng khi muốn xuống dòng mới

2 Để view command

Nhấn chuột phải / show math as / TeX command

3 Một số text có tiền tố là  (preceded by a backslash)

\[ A \cup B \]

\[ A \cap B \]

\[ x \in A \]

\[ 10 \pm 3 \]

\[ \log(x) \]

\[ \sin(x) \]

4 Một số text trong ngoặc nhọn (placed inside curly braces {})

\[ \sqrt{x} \]

\[ \overline{x} \]

\[ \frac{x}{y} \]

\[ \binom{k}{n} \]

\[ \frac{\partial f}{\partial x} \]

5 The underscore (_) and carrot (^)

\[ x^2 \]

\[ x_2 \]

\[ \lim_{x\to\infty} \]

\[ \displaystyle \lim_{x\to\infty} \]

\[ \displaystyle \int_0^{\infty} f(x) \; dx \]

6 Greek alphabets

alpha \[ \alpha \ A \]
beta \[ \beta \ B \] gamma \[ \gamma \ \Gamma \]
delta \[ \delta \ \Delta \]
epsilon \[ \epsilon \ E \]
[epsilon] \[ \varepsilon \ E \]
zeta \[ \zeta \ Z \] eta \[ \eta \ H \]
theta \[ \theta \ \Theta \]
iota \[ \iota \ I \] kappa \[ \kappa \ K \]
lambda \[ \lambda \ \Lambda \] mu \[ \mu \ M \]
nu \[ \nu \ N \]
xi \[ \xi \ \Xi \] omicron \[ \omicron \ O \]
pi \[ \pi \ \Pi \] rho \[ \rho \ P \]
sigma \[ \sigma \ \Sigma \]
tau \[ \tau \ T \]
upsilon \[ \upsilon \ Y \]
phi \[ \phi \ \Phi \]
[phi] \[ \varphi \]
chi \[ \chi \ X \]
psi \[ \psi \ \Psi \]
omega \[ \omega \ \Omega \]

7 Matrix

\[\mathbf{X} = \left[\begin{array} {rrr} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{array}\right] \]

Detail see link [https://oeis.org/wiki/List_of_LaTeX_mathematical_symbols]

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