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LaTeX - fonty, specialne symboly

Posted: Wed Feb 22, 2012 8:12 pm
by Martin Sleziak
Blackboard bold

Na oznacovanie ciselnych oborov:

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\mathbb Q, \mathbb R, \mathbb C 
$\mathbb Q$, $\mathbb R$, $\mathbb C$

Dalsie fonty:

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\mathcal B, \mathrm B, \mathfrak B, \mathbf B, \mathscr B
$\mathcal B$, $\mathrm B$, $\mathfrak B$, $\mathbf B$, $\mathscr B$

Niektore casto pouzivane symboly

Kvantifikatory a logicke spojky

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\forall \exists \neg \land \lor \Rightarrow \Leftrightarrow
(\forall\varepsilon>0)(\exists n_0)[n\ge n_0 \Rightarrow |a_n-L|<\varepsilon]
\neg (p \land q) \Leftrightarrow (\neg p \lor \neg q)
$\forall$ $\exists$ $\neg$ $\land$ $\lor$ $\Rightarrow$ $\Leftrightarrow$
$(\forall\varepsilon>0)(\exists n_0)[n\ge n_0 \Rightarrow |a_n-L|<\varepsilon]$
$\neg (p \land q) \Leftrightarrow (\neg p \lor \neg q)$

Nekonecno

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\pm\infty
$\pm\infty$

Pre delitelnost pouzivame v TeXu \mid a nie | - dosiahne sa tym spravna velkost medzier okolo tohoto znaku. (Aj ked tu na fore by to nevadilo - nie som si uplne isty ako mathjax dodrziava spacing z TeXu - kazdopadne je uzitocne vediet o tom, ak budete v TeXu pisat nejake d.u., referaty a pod.)

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3\mid 6, 3\nmid 7
$3\mid 6$, $3\nmid 7$

Mozete porovnat ako vyzera pouzitie \mid a |
$3\mid 6$ a $3|6$

Vektory

Ja vektory oznacujem sipkou, niekde sa zasa zvykne pouzivat bold.

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$\vec 0 + \vec\alpha=\vec\alpha$
$\mathbf 0 + \boldsymbol\alpha=\boldsymbol\alpha$
$\vec0 + \vec{a}=\vec{a}$
$\mathbf 0 + \mathbf{a}=\mathbf{a}$
$\vec 0 + \vec\alpha=\vec\alpha$
$\mathbf 0 + \boldsymbol\alpha=\boldsymbol\alpha$
$\vec0 + \vec{a}=\vec{a}$
$\mathbf 0 + \mathbf{a}=\mathbf{a}$