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E ( T ) = ∑ ( p , q ) ϵ κ ∣ ∣ p − T q ∣ ∣ 2 E(T)=\sum_{(p,q)\epsilon\kappa} \mid\mid p-T_q \mid \mid ^2 E(T)=(p,q)ϵκ∑∣∣p−Tq∣∣2
E ( T ) = ∑ ( p , q ) ϵ κ ( ( p − T q ) ⋅ n p ) 2 E(T)=\sum_{(p,q)\epsilon\kappa} ((p-T_q) \cdot n_p)^2 E(T)=(p,q)ϵκ∑((p−Tq)⋅np)2
x + y 2 x (hi) \tag{hi} x+y^{2x} x+y2x(hi)
不换行,只是显示为公式: n p n_p np
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\color{blue} F=ma
F=ma
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\fcolorbox{red}{aqua}{$F=ma$}
F=ma
不加粗:
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{\sum_{\mathclap{1\le i\le j\le n}} x_{ij}}
1≤i≤j≤n∑xij
加粗:
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\bold {\sum_{\mathclap{1\le i\le j\le n}} x_{ij}}
1≤i≤j≤n∑xij
下标: x n x_n xn
上标: e x e^x ex
a b a \atop b ba
a b c a\raisebox{0.25em}{$b$}c abc
∑ 1 ≤ i ≤ j ≤ n x i j \sum_{\mathclap{1\le i\le j\le n}} x_{ij} 1≤i≤j≤n∑xij
( a b c d ) (abcd) (acbd)
[ a b c d ] [abcd] [acbd]
∣ a b c d ∣ |abcd| acbd
∥ a b c d ∥ ‖abcd‖ acbd
{ a b c d } {abcd} {acbd}
a b c d e f g h i \def\arraystretch{1.5} abcdefghi adgbehcfi
x = { a if b c if d x = {aif bcif d x={acif bif d
∑ i = 1 n \displaystyle\sum_{i=1}^n i=1∑n
∑ i = 1 n \textstyle\sum_{i=1}^n ∑i=1n
lim x \lim\limits_x xlim
lim x \lim\nolimits_x limx
x^2 \verb!x^2! x^2
c ∗ = argmax c ∈ C f ( c , u ) c^* \ = \ \text{argmax}_{c \in C} f(c, u) c∗ = argmaxc∈Cf(c,u)
c ∗ = argmax c ϵ C f ( c , u ) c^* \ = \ \text{argmax}_{c \epsilon C} f(c,u) c∗ = argmaxcϵCf(c,u)
字体颜色:$$ \color{blue} F=ma $$
背景色:$$ \fcolorbox{red}{aqua}{$F=ma$} $$
不加粗:$${\sum_{\mathclap{1\le i\le j\le n}} x_{ij}} $$
加粗:整体公式加大括号,外加\bold
$$\bold {\sum_{\mathclap{1\le i\le j\le n}} x_{ij}} $$
字体颜色:
F
=
m
a
\color{blue} F=ma
F=ma
背景色:
F
=
m
a
\fcolorbox{red}{aqua}{$F=ma$}
F=ma
不加粗:
∑
1
≤
i
≤
j
≤
n
x
i
j
{\sum_{\mathclap{1\le i\le j\le n}} x_{ij}}
1≤i≤j≤n∑xij
加粗:
∑
1
≤
i
≤
j
≤
n
x
i
j
\bold {\sum_{\mathclap{1\le i\le j\le n}} x_{ij}}
1≤i≤j≤n∑xij
1. $$ E(T)=\sum_{(p,q)\epsilon\kappa} \mid\mid p-T_q \mid \mid ^2 $$
2. $$ E(T)=\sum_{(p,q)\epsilon\kappa} ((p-T_q) \cdot n_p)^2 $$
3. $$ \bold \tag{hi} x+y^{2x} $$
4. 不换行,只是显示为公式:$n_p$
5. 字体颜色:$$ \color{blue} F=ma $$
背景色:$$ \fcolorbox{red}{aqua}{$F=ma$} $$
不加粗:$${\sum_{\mathclap{1\le i\le j\le n}} x_{ij}} $$
加粗:$$\bold {\sum_{\mathclap{1\le i\le j\le n}} x_{ij}} $$
6. 下标:$$ x_n $$
7. 上标:$$ e^x $$
8. $$ a \atop b $$
9. $$ a\raisebox{0.25em}{$b$}c $$
10. $$ \sum_{\mathclap{1\le i\le j\le n}} x_{ij} $$
11. $$ \begin{pmatrix}
a & b \\
c & d
\end{pmatrix} $$
12. $$ \begin{bmatrix}
a & b \\
c & d
\end{bmatrix} $$
13. $$
\begin{vmatrix}
a & b \\
c & d
\end{vmatrix} $$
14. $$
\begin{Vmatrix}
a & b \\
c & d
\end{Vmatrix} $$
15. $$ \begin{Bmatrix}
a & b \\
c & d
\end{Bmatrix} $$
16. $$ \def\arraystretch{1.5}
\begin{array}{c:c:c}
a & b & c \\ \hline
d & e & f \\
\hdashline
g & h & i
\end{array} $$
17. $$ x = \begin{cases}
a &\text{if } b \\
c &\text{if } d
\end{cases} $$
18. $$ \displaystyle\sum_{i=1}^n $$
19. $$ \textstyle\sum_{i=1}^n$$
20. $$ \lim\limits_x$$
21. $$ \lim\nolimits_x$$
22. $$ \verb!x^2! $$
23. $$ c^* \ = \ \text{argmax}_{c \in C} f(c, u) $$
24. $$ c^* \ = \ \text{argmax}_{c \epsilon C} f(c,u) $$
24. 符号
∑ \sum ∏∏ \prod ⨂⨂ \bigotimes ⋁⋁ \bigvee
∫∫ \int ∐∐ \coprod ⨁⨁ \bigoplus ⋀⋀ \bigwedge
∬∬ \iint ∫∫ \intop ⨀⨀ \bigodot ⋂⋂ \bigcap
∭∭ \iiint ∫∫ \smallint ⨄⨄ \biguplus ⋃⋃ \bigcup
∮∮ \oint ∯∬ \oiint ∰∭ \oiiint ⨆⨆ \bigsqcup
25. 希腊字母
A \Alpha BB \Beta ΓΓ \Gamma ΔΔ \Delta
EE \Epsilon ZZ \Zeta HH \Eta ΘΘ \Theta
II \Iota KK \Kappa ΛΛ \Lambda MM \Mu
NN \Nu ΞΞ \Xi OO \Omicron ΠΠ \Pi
PP \Rho ΣΣ \Sigma TT \Tau ΥΥ \Upsilon
ΦΦ \Phi XX \Chi ΨΨ \Psi ΩΩ \Omega
ΓΓ \varGamma ΔΔ \varDelta ΘΘ \varTheta ΛΛ \varLambda
ΞΞ \varXi ΠΠ \varPi ΣΣ \varSigma ΥΥ \varUpsilon
ΦΦ \varPhi ΨΨ \varPsi ΩΩ \varOmega
αα \alpha ββ \beta γγ \gamma δδ \delta
ϵϵ \epsilon ζζ \zeta ηη \eta θθ \theta
ιι \iota κκ \kappa λλ \lambda μμ \mu
νν \nu ξξ \xi οο \omicron ππ \pi
ρρ \rho σσ \sigma ττ \tau υυ \upsilon
ϕϕ \phi χχ \chi ψψ \psi ωω \omega
εε \varepsilon ϰϰ \varkappa ϑϑ \vartheta ϑϑ \thetasym
ϖϖ \varpi ϱϱ \varrho ςς \varsigma φφ \varphi
ϝϝ \digamma
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