Maths – Unicode

Basic Operations

Symbol	#	Unicode	HTML	Function
Plus Sign	+	002B	+	Addition Operator
Minus Sign	−	2212	−	Subtraction Operator
Multiplication Sign	×	00D7	×	Multiplication Operator
Asterisk Operator	∗	2217	&lowast;
Bullet Operator	∙	2219	∙
Division Sign	÷	00F7	÷	Division Operator
Solidus	/	002F	/	Division Slash
Fraction Slash	⁄	2044	&frasl;	Division Slash
Division Slash	∕	2215	∕
Square Root	√	221A	√
Cube Root	∛	221B	∛
Fourth Root	∜	221C	∜	Quartic Root
Plus-Minus Sign	±	00B1	±	Plus or Minus Operator
Minus-Plus Sign	∓	2213	∓	Minus or Plus Operator
Degrees Sign	°	00B0	°
Prime	′	2032	′
Double Prime	″	2033	″
Triple Prime	‴	2034	‴

Symbol	#	Unicode	HTML	Function
Increment	∆	2206	∆
End Of Proof	∎	220E	∎	Q.E.D.
N-ary Product	∏	220F	∏
N-ary Coproduct	‐	2010	‐
N-ary Summation	‑	2011	‑
Ring Operator	∘	2218	∘
Integral	∫	222B	∫
Double Integral	∬	222C	∬
Triple Integral	∭	222D	∭

Symbol	#	Unicode	HTML	Function
Proportional To	∝	221D	&prop;	Indicates a ratio
Therefore	∴	2234	&there4;
Because	∵	2235	∵
Ratio	∶	2236	&8758;
Approximately Equal To	≈	2248	≈
Not Equal To	≠	2260	≠
Identical To	≡	2261	&equiv;
Less-Than Sign	<	003C	<
Equals Sign	=	003D	=
Greater-Than Sign	>	003E	>
Less-Than Or Equal To	≤	2264	≤
Greater-Than Or Equal To	≥	2265	≥
Not Less-Than	≮	226E	≮
Not More-Than	≯	226F	≯
Not Less-Than Nor Equal To	≰	2270	≰
Not Greater-Than Nor Equal To	≱	2271	≱

Symbol	#	Unicode	HTML
Fraction Numerator One	⅟	215F	⅟
Vulgar Fraction One Quarter	¼	00BC	¼
Vulgar Fraction One Half	½	00BD	½
Vulgar Fraction Three Quarters	¾	00BE	¾
Vulgar Fraction One Third	⅓	2153	⅓
Vulgar Fraction Two Thirds	⅔	2154	⅔
Vulgar Fraction One Fifth	⅕	2155	⅕
Vulgar Fraction Two Fifths	⅖	2156	⅖
Vulgar Fraction Three Fifths	⅗	2157	⅗
Vulgar Fraction Four Fifths	⅘	2158	⅘
Vulgar Fraction One Sixth	⅙	2159	⅙
Vulgar Fraction Five Sixths	⅚	215A	⅚
Vulgar Fraction One Eighth	⅛	215B	⅛
Vulgar Fraction Three Eighths	⅜	215C	⅜
Vulgar Fraction Five Eighths	⅝	215D	⅝
Vulgar Fraction Seven Eighths	⅞	215E	⅞

Symbol	#	Unicode	HTML
Superscript Zero	⁰	2070	⁰
Superscript One	¹	00B9	¹
Superscript Two	²	00B2	²
Superscript Three	³	00B3	³
Superscript Four	⁴	2074	⁴
Superscript Five	⁵	2075	⁵
Superscript Six	⁶	2076	⁶
Superscript Seven	⁷	2077	⁷
Superscript Eight	⁸	2078	⁸
Superscript Nine	⁹	2079	⁹
Superscript Plus	⁺	207A	⁺
Superscript Minus	⁻	207B	⁻
Superscript Equal Sign	⁼	207C	⁼
Superscript Left Parenthesis	⁽	207D	⁽
Superscript Right Parenthesis	⁾	207E	⁾
Superscript Latin Small Letter N	ⁿ	207F	ⁿ
Subscript Zero	₀	2080	₀
Subscript One	₁	2081	₁
Subscript Two	₂	2082	₂
Subscript Three	₃	2083	₃
Subscript Four	₄	2084	₄
Subscript Five	₅	2085	₅
Subscript Six	₆	2086	₆
Subscript Seven	₇	2087	₇
Subscript Eight	₈	2088	₈
Subscript Nine	₉	2089	₉
Subscript Plus	₊	208A	₊
Subscript Minus	₋	208B	₋
Subscript Equal Sign	₌	208C	₌
Subscript Left Parenthesis	₍	208D	₍
Subscript Right Parenthesis	₎	208E	₎

Symbol	#	Unicode	HTML	Function
Empty Set	∅	2205	∅
Element Of	∈	2208	∈
Not An Element Of	∉	2209	∉
Subset Of	⊂	2282	⊂	Included in set
Superset Of	⊃	2283	⊃	Includes in set
Not A Subset Of	⊄	2284	&nsub;	Not included in set
Not A Superset Of	⊅	2285	⊅	Does not include in set
Intersection	∩	2229	∩	And
Union	∪	222A	∪	Or
Double-struck Capital N	ℕ	2115	ℕ	The set of natural numbers
Double-struck Capital Q	ℚ	211A	ℚ	The set of rational numbers
Double-struck Capital R	ℝ	211D	ℝ	The set of real numbers
Double-struck Capital Z	ℤ	2124	ℤ	The set of integers

Symbol	#	Unicode	HTML	Function
Infinity	∞	221E	∞
Pi	π	03C0	π	Ratio of a circle's diameter to the circumference
Script Small E	ℯ	212F	ℯ	$\lim_{n \to \infty} {(1 + \frac{1}{n})}^{n}$
Phi	φ	03C6	φ	(1±√5)/2 ≈ 1.618 or -0.618

Symbol	#	Unicode	HTML
Angle	∠	2220	&ang;
White Square	□	25A1	□
White Square With Rounded Corners	▢	25A2	▢
White Rectangle	▭	25AD	▭
White Vertical Rectangle	▯	25AF	▯
White Parallelogram	▱	25B1	▱
White Up-Pointing Triangle	△	25B3	△
White Right-Pointing Triangle	▷	25B7	▷
White Down-Pointing Triangle	▽	25BD	▽
White Left-Pointing Triangle	◁	25C1	◁
White Diamond	◇	25C7	◇
White Circle	○	25CB	○