# Bảng mã LaTeX để nhập công thức Toán – Phần 1

 STT Ký hiệu Mã LaTeX STT Ký hiệu Mã LaTeX 1 $\alpha$ \alpha 31 $\varnothing$ \varnothing 2 $\beta$ \beta 32 $\bot$ \bot 3 $\gamma$ $\Gamma$ \gamma \Gamma 33 $\angle$ $\measuredangle$ \angle \measuredangle 4 $\delta$ $\Delta$ \delta \Delta 34 $\exists$ $\nexists$ \exists \nexists 5 $\varepsilon$ $\epsilon$ \varepsilon \epsilon 35 $\forall$ $\nabla$ \forall \nabla 6 $\zeta$ \zeta 36 $\infty$ \infty 7 $\eta$ \eta 37 $\neg$ \neg 8 $\theta$ $\vartheta$ $\Theta$ \theta \vartheta \Theta 38 $\bigstar$ $\clubsuit$ $\spadesuit$ \bigstar \clubsuit \spadesuit 9 $\iota$ \iota 39 $\surd$ \surd 10 $\kappa$ $\varkappa$ \kappa \varkappa 40 $\blacksquare$ $\square$ \blacksquare \square 11 $\lambda$ $\Lambda$ \lambda \Lambda 41 $\blacktriangle$ $\blacktriangledown$ \blacktriangle \blacktriangledown 12 $\mu$ \mu 42 $\times$ \times 13 $\nu$ \nu 14 $\xi$ $\Xi$ \xi \Xi 43 $\pm$ $\mp$ \pm \mp 15 $\pi$ $\varpi$ $\Pi$ \pi \varpi \Pi 44 $\cap$ $\cup$ $\setminus$ \cap \cup \setminus 16 $\sigma$ $\varsigma$ $\Sigma$ \sigma \varsigma \Sigma 45 $\wedge$ $\barwedge$ \wedge \barwedge 46 $\vee$ $\veebar$ \vee \veebar 17 $\tau$ \tau 18 $\upsilon$ \upsilon 47 $\approx$ $\equiv$ \approx \equiv 19 $\phi$ $\varphi$ $\Phi$ \phi \varphi \Phi 48 $\geq$ $\leq$ \geq \leq 20 $\chi$ \chi 49 $\neq$ \neq 21 $\psi$ $\Psi$ \psi \Psi 50 $\curvearrowleft$ $\curvearrowright$ \curvearrowleft \curvearrowright 22 $\omega$ $\Omega$ \omega \Omega 51 $\leftarrow$ $\rightarrow$ \leftarrow \rightarrow 23 $\int$ \int 52 $\Leftarrow$ $\Rightarrow$ \Leftarrow \Rightarrow 24 $\iint$ \iint 53 $\leftrightarrow$ $\Leftrightarrow$ \leftrightarrow \Leftrightarrow 25 $\oint$ \oint 54 $\leftrightarrows$ $\leftrightharpoons$ \leftrightarrows \leftrightharpoons 26 $\bigcap$ $\bigcup$ \bigcap \bigcup 55 $\mapsto$ $\rightarrowtail$ \mapsto \rightarrowtail 27 $\prod$ \prod 56 $\downarrow$ $\uparrow$ \downarrow \uparrow 28 $\coprod$ \coprod 57 $\in$ $\ni$ \in \ni 29 $\sum$ \sum 58 $\notin$ \notin 30 $\bigodot$ \bigodot 59 $\subset$ $\supset$ \subset \supset

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