C�c k� hi?u To�n h?c | Tien Thanh

C�c k� hi?u To�n h?c

D??i ?�y l� c�c k� hi?u to�n h?c th?c hi?n trong HTML

Name	Symbol	Numeric Code	Symbol Code	Literal Code
For all	"	None	`<FONT FACE="Symbol">"</FONT>`	None
There exist	$	None	`<FONT FACE="Symbol">$</FONT>`	None
Not	�	`¬`	`<FONT FACE="Symbol">Ø</FONT>`	¬
And (meet)	�	None	`<FONT FACE="Symbol">Ù</FONT>`	None
Or (join)	�	None	`<FONT FACE="Symbol">Ú</FONT>`	None
Inter _ section	�	None	`<FONT FACE="Symbol">Ç</FONT>`	None
Union	�	None	`<FONT FACE="Symbol">È</FONT>`	None
Plus or minus	�	`±`	`<FONT FACE="Symbol">±</FONT>`	±
Times	�	`×`	`<FONT FACE="Symbol">´</FONT>`	×
Partial derivative	�	None	`<FONT FACE="Symbol">¶</FONT>`	None
Solid dot	�	None	`<FONT FACE="Symbol">·</FONT>`	None
Middle dot	�	`·`	`<FONT FACE="Symbol">×</FONT>`	·
Circle times	�	None	`<FONT FACE="Symbol">Ä</FONT>`	None
Circle plus	�	None	`<FONT FACE="Symbol">Å</FONT>`	None
Division	�	`÷`	`<FONT FACE="Symbol">¸</FONT>`	÷
Big product	�	None	`<FONT FACE="Symbol">Õ</FONT>`	None
Big sum	�	None	`<FONT FACE="Symbol">å</FONT>`	None
Square root	�	None	`<FONT FACE="Symbol">Ö</FONT>`	None

Relation Symbols

Name	Symbol	Numeric Code	Symbol Code	Literal Code
Contains the element	'	None	`<FONT FACE="Symbol">'</FONT>`	None
Is a member of	�	None	`<FONT FACE="Symbol">Î</FONT>`	None
Is not a member of	�	None	`<FONT FACE="Symbol">Ï</FONT>`	None
Less than	<	`<`	None	<
Greater than	>	`>`	None	>
Iso _ morphism	@	None	`<FONT FACE="Symbol">@</FONT>`	None
Perpen _ dicular	^	None	`<FONT FACE="Symbol">^</FONT>`	None
Vertical bar	\|	`\|`	`<FONT FACE="Symbol">\|</FONT>`	None
Vertical line	�	None	`<FONT FACE="Symbol">½</FONT>`	None
Less than or equal	�	None	`<FONT FACE="Symbol">£</FONT>`	None
Greater than or equal	�	None	`<FONT FACE="Symbol">³</FONT>`	None
Not equal to	�	None	`<FONT FACE="Symbol">¹</FONT>`	None
Equivalent to	�	None	`<FONT FACE="Symbol">º</FONT>`	None
Appro _ ximately	�	None	`<FONT FACE="Symbol">»</FONT>`	None
Similar to	~	`~`	`<FONT FACE="Symbol">~</FONT>`	None
Empty set	�	None	`<FONT FACE="Symbol">Æ</FONT>`	None
Contains properly	�	None	`<FONT FACE="Symbol">É</FONT>`	None
Contains	�	None	`<FONT FACE="Symbol">Ê</FONT>`	None
Not included in	�	None	`<FONT FACE="Symbol">Ë</FONT>`	None
Proper subset of	�	None	`<FONT FACE="Symbol">Ì</FONT>`	None
Subset of	�	None	`<FONT FACE="Symbol">Í</FONT>`	None

Arrows and Brackets

Name	Symbol	Numeric Code	Symbol Code	Literal Code
Left brace	[	`[`	`<FONT FACE="Symbol">[</FONT>`	None
Right brace	]	`]`	`<FONT FACE="Symbol">]</FONT>`	None
Left angle bracket	<	None	`<FONT FACE="Symbol"><</FONT>`	None
Right angle bracket	>	None	`<FONT FACE="Symbol">></FONT>`	None
Left curley bracket	{	`{`	`<FONT FACE="Symbol">{</FONT>`	None
Right curley bracket	}	`}`	`<FONT FACE="Symbol">}</FONT>`	None
Double arrow	�	None	`<FONT FACE="Symbol">«</FONT>`	None
Left arrow	�	None	`<FONT FACE="Symbol">¬</FONT>`	None
Up arrow	�	None	`<FONT FACE="Symbol"></FONT>`	None
Right arrow	�	None	`<FONT FACE="Symbol">®</FONT>`	None
Down arrow	�	None	`<FONT FACE="Symbol">¯</FONT>`	None
Double big arrow	�	None	`<FONT FACE="Symbol">Û</FONT>`	None
Double left arrow	�	None	`<FONT FACE="Symbol">Ü</FONT>`	None
Double up arrow	�	None	`<FONT FACE="Symbol">Ý</FONT>`	None
Double right arrow	�	None	`<FONT FACE="Symbol">Þ</FONT>`	None
Double down arrow	�	None	`<FONT FACE="Symbol">ß</FONT>`	None
Ellipsis	�	None	`<FONT FACE="Symbol">¼</FONT>`	None
Left angle quote	�	`«`	None	«
Right angle quote	�	`»`	None	»

Greek Symbols

Name	Symbol	Numeric Code	Symbol Code	Literal Code
alpha	a	None	`<FONT FACE="Symbol">a</FONT>`	None
beta	b	None	`<FONT FACE="Symbol">b</FONT>`	None
gamma	g	None	`<FONT FACE="Symbol">g</FONT>`	None
delta	d	None	`<FONT FACE="Symbol">d</FONT>`	None
epsilon	e	None	`<FONT FACE="Symbol">e</FONT>`	None
zeta	z	None	`<FONT FACE="Symbol">z</FONT>`	None
eta	h	None	`<FONT FACE="Symbol">h</FONT>`	None
theta	q	None	`<FONT FACE="Symbol">q</FONT>`	None
iota	i	None	`<FONT FACE="Symbol">i</FONT>`	None
kappa	k	None	`<FONT FACE="Symbol">k</FONT>`	None
lambda	l	None	`<FONT FACE="Symbol">l</FONT>`	None
mu	m	None	`<FONT FACE="Symbol">m</FONT>`	None
nu	n	None	`<FONT FACE="Symbol">n</FONT>`	None
xi	x	None	`<FONT FACE="Symbol">x</FONT>`	None
omicron	o	None	`<FONT FACE="Symbol">o</FONT>`	None
pi	p	None	`<FONT FACE="Symbol">p</FONT>`	None
rho	r	None	`<FONT FACE="Symbol">r</FONT>`	None
sigma	s	None	`<FONT FACE="Symbol">s</FONT>`	None
tau	t	None	`<FONT FACE="Symbol">t</FONT>`	None
upsilon	u	None	`<FONT FACE="Symbol">u</FONT>`	None
phi	j	None	`<FONT FACE="Symbol">j</FONT>`	None
chi	c	None	`<FONT FACE="Symbol">c</FONT>`	None
psi	y	None	`<FONT FACE="Symbol">y</FONT>`	None
omega	w	None	`<FONT FACE="Symbol">w</FONT>`	None

Miscellaneous Symbols

Name	Symbol	Numeric Code	Symbol Code	Literal Code
Blank space		None	`<FONT FACE="Symbol"> </FONT>`
Number sign	#	None	`<FONT FACE="Symbol">#</FONT>`	None
Percent	%	`%`	`<FONT FACE="Symbol">%</FONT>`	None
Ampersand	&	`&`	`<FONT FACE="Symbol">&</FONT>`	`&`
Double quote	�	None	`<FONT FACE="Symbol">²</FONT>`	"
Therefore	\	None	`<FONT FACE="Symbol">\</FONT>`	None
Upper bar	`	None	`<FONT FACE="Symbol">`</FONT>`	None
Infinity	�	None	`<FONT FACE="Symbol">¥</FONT>`	None
Degree	�	`°`	`<FONT FACE="Symbol">°</FONT>`	°
Long dash	�	None	`<FONT FACE="Symbol">¾</FONT>`	None
Alpha	�	None	`<FONT FACE="Symbol">À</FONT>`	None
Angle sign	�	None	`<FONT FACE="Symbol">Ð</FONT>`	None
Upside-down triangle	�	None	`<FONT FACE="Symbol">Ñ</FONT>`	None
One-half	�	`½`	None	½
Cent sign	�	`¢`	None	¢
Registered sign	�	`®`	`<FONT FACE="Symbol">Ò</FONT>`	®
Copyright sign	�	`©`	`<FONT FACE="Symbol">Ó</FONT>`	©
Trademark sign	?	``	`<FONT FACE="Symbol">Ô</FONT>`	None

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