#이맥스: #수식입력 #스니펫 $기호 $심볼

#이맥스: #수식입력 #스니펫 $기호 $심볼

2024-03-15 Note cdlatex latex notes snippet

TODO 수식 입력 너무 중요하다 어쩔꺼야

[2024-09-26 Thu 11:16]

프리뷰 방법

  • org-latex-preview : 빌트인
  • org-fragtog
  • math-preview 패키지

DONE 가이드

  • Inline equations are wrapped between \( and \).
    • $ wrapping also works, but it is not preferred as it comes with restrictions like “there should be no whitespace between the equation and the $ delimiters”.

      So $ a=b $ will not work (it will look like: $ a=b $), but $a=b$ will work (it will look like: \(a=b\)).

      On the other hand, both \(a=b\) (it will look like: \(a=b\)) and \( a=b \) (it will look like: \( a=b \)) will work.

  • One-per-line equations are wrapped between \[ and \] or $$ delimiters.

For example, below in Org:

LaTeX formatted equation: \( E = -J \sum_{i=1}^N s_i s_{i+1} \)

will look like this in Hugo rendered HTML (using MathJax):

LaTeX formatted equation: \( E = -J \sum_{i=1}^N s_i s_{i+1 }\)

이걸 어떻게 쉽게 입력할 수 있을까?

Here’s another example, taken from Org Info: LaTeX fragments:

If $a^2=b$ and \( b=2 \), then the solution must be either
$$ a=+\sqrt{2} $$ or \[ a=-\sqrt{2} \]

Above renders to below using Mathjax:

If \(a^2=b\) and \( b=2 \), then the solution must be either \[ a=+\sqrt{2} \] or \[ a=-\sqrt{2} \]

Note that the last two equations show up on their own lines because those equations are wrapped in \[ .. \].

분수 표기

\[ \frac{\pi}{4}\ = \ 1\ - \ \frac{1}{3}\ + \ \frac{1}{5}\ - \ \frac{1}{7}\ + \ \frac{1}{9}\ - \ \frac{1}{11}\ + \ \cdots \]

\[ \frac{\pi}{4}\ = \ 1\ - \ \frac{1}{3}\ + \ \frac{1}{5}\ - \ \frac{1}{7}\ + \ \frac{1}{9}\ - \ \frac{1}{11}\ + \ \cdots \]

\[ \frac{1}{13} \]

시그마

$$

cd α Φ $$

Inline 인라인

page.md
This $\sigma(z) = \frac{1}{1 + e^{-z}}$ is inline.

This \(\sigma(z) = \frac{1}{1 + e^{-z}}\) is inline.

Separate Paragraph 단락

page.md
$$F(\omega) = \int_{-\infty}^{\infty} f(t) e^{-j\omega t} \, dt$$

will be rendered as:

\[F(\omega) = \int_{-\infty}^{\infty} f(t) e^{-j\omega t} \, dt\]

Chemistry 화학 기호

Chemistry expressions are supported via

mhchem extension.

Inline: \(\ce{H2O}\) is water.

Separate paragraph:

page.md
$$\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}$$

\[\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}\]

#관련링크

DONE WSL 레이텍스 Latex 설치

Related-Notes

References

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