Angle
\angleSemantic notation library
Mathematical Symbols
Browse reviewed symbols by semantic type and subject, then copy Unicode, LaTeX, HTML, or MathML with platform-specific guidance.
Basic Math Symbols24 reviewed symbolsGreek Letters1 reviewed symbolsComparison Symbols30 reviewed symbolsAlgebra Symbols18 reviewed symbolsCalculus Symbols8 reviewed symbolsSet Theory Symbols7 reviewed symbolsLogic Symbols8 reviewed symbolsGeometry Symbols6 reviewed symbolsProbability Symbols2 reviewed symbolsArrows2 reviewed symbolsSuperscripts and Subscripts1 reviewed symbolsMathematical Constants2 reviewed symbolsCurrency and Measurement Symbols2 reviewed symbolsLinear Algebra Symbols1 reviewed symbolsNumber Theory Symbols2 reviewed symbolsMathematical Alphanumeric Symbols1 reviewed symbolsFunctions and Operators21 reviewed symbolsDifferential Equation Symbols3 reviewed symbolsOptimization Symbols16 reviewed symbolsNumerical Methods Symbols1 reviewed symbolsTensor Calculus Symbols4 reviewed symbolsInformation Theory Symbols1 reviewed symbolsQuantum Mechanics Symbols2 reviewed symbols
Primary index
89 reviewed symbol references
These pages have semantic type data, verified MathML tokens, platform input guidance, sources, and distinct search intent.
Approaches the Limit
\doteqApproximately Equal To
\approxBecause Symbol
\becauseBetween Relation
\betweenBump Equals
\bumpeqBumpy Equals
\BumpeqCircled Equals
\circledequalCircled Minus
\ominusDegree Sign
^\circDiamond Operator
\diamondDivision Sign
\divDivision Times
\divideontimesDoes Not Precede
\nprecDoes Not Succeed
\nsuccDot Minus
\dotminusDot Operator
\cdotDot Plus
\dotplusElement Of
\inEmpty Set
\varnothingEstimates
\wedgeqFor All
\forallIdentical To
\equivIf and Only If
\LeftrightarrowImplies
\RightarrowInfinity
\inftyIntegral
\intIntersection
\capJoin
⨝Left Angle Bracket
\langleLeft Ceiling
\lceilLeft Double Angle Bracket
\lAngleLeft Double Square Bracket
\llbracketLeft Floor
\lfloorLeft Group Bracket
\lgroupLeft White Curly Bracket
\lBraceLogical And
\landLogical Or
\lorLower Left Corner
\llcornerLower Right Corner
\lrcornerMinus Tilde Relation
\eqsimMultiplication Sign
\timesN-Ary Logical Or
\bigveeNabla
\nablaNot Congruent To
\ncongNot Equal To
\neqNot Greater Than
\ngtrNot Identical To
\not\equivNot Less Than
\nlessNot an Element Of
\notinParallel
\parallelPartial Derivative
\partialPerpendicular
\perpPi
\piPrecedes
\precReverse Congruence
\backcongReversed Tilde
\backsimRight Angle Bracket
\rangleRight Group Bracket
\rgroupRight White Curly Bracket
\rBraceRing in Equal To
\eqcircScript L
\mathcal{L}Square Image Of
\sqsubsetSquare Original Of
\sqsupsetStar Equals
\stareqSubset / Proper Subset
\subsetSubset or Equal To
\subseteqSucceeds
\succSummation
\sumThere Exists
\existsTherefore
\thereforeTilde Operator
\simUnion
\cupUnion with Dot
\cupdotUpper Left Corner
\ulcornerUpper Right Corner
\urcornerBrowse the complete 750-symbol catalog
The remaining 661 references are available for users and internal linking but remain outside the launch search index.
Aleph Symbol
\alephAlmost Equal or Equal To
\approxeqAlpha
\alphaAngstrom
\mathring{A}Angstrom Sign
\text{Å}Approximately Equal with Falling Dots
\fallingdotseqApproximately Equal with Rising Dots
\risingdotseqArc Symbol
\frownArg Max
\operatorname*{arg\,max}Arg Min
\operatorname*{arg\,min}Beta
\betaBeth Symbol
\bethBitcoin Sign
\text{₿}Blackboard Bold P
\mathbb{P}Bottom
\botBowtie Relation
\bowtieBullet Operator
\bulletCapital Gamma
\GammaCapital Lambda
\LambdaCapital Omega
\OmegaCapital Sigma
\SigmaCent Sign
\centChi
\chiCircled Asterisk Operator
\circledastCircled Dash Operator
\circleddashCircled Division Slash
\oslashCircled Dot Operator
\odotCircled Ring Operator
\circledcircClockwise Circle Arrow
\circlearrowrightColon Equals
\coloneqqCombining Vector Arrow
\vec{}Complex Numbers
\mathbb{C}Congruent Modulo
\equivContour Integral
\ointCounterclockwise Circle Arrow
\circlearrowleftCross Product
\timesCurly Logical And
\curlywedgeCurly Logical Or
\curlyveeCurly Phi
\varphiCurly Theta
\varthetaDaleth Symbol
\dalethDegree Celsius
{}^\circ\mathrm{C}Degree Fahrenheit
{}^\circ\mathrm{F}Delta
\DeltaDelta Equal To
\triangleqDirect Sum
\oplusDivides
\midDoes Not Contain As Member
\not\niDoes Not Contain as Normal Subgroup
\ntrianglerightDoes Not Contain as Normal Subgroup or Equal
\ntrianglerighteqDoes Not Divide
\nmidDoes Not Force Symbol
\nVdashDouble Integral
\iintDouble Left Right Arrow
\LeftrightarrowDouble Right Arrow
\RightarrowDouble Subset
\SubsetDouble Superset
\SupsetDouble Union
\CupDouble-Struck Italic e
\mathbb{e}Double-Struck Italic i
\mathbb{i}Down Arrow
\downarrowDown Harpoon Left
\downharpoonleftDown Harpoon Right
\downharpoonrightEnd of Proof
\qedEpsilon
\epsilonEqual To by Definition
\stackrel{def}{=}Equal To or Precedes
\curlyeqprecEqual To or Succeeds
\curlyeqsuccEquals Colon
\eqqcolonEquiangular To
\veeeqEstimated Sign
\text{℮}Eta
\etaEuro Sign
\euroExclusive Or
\oplusExpected Value
\mathbb{E}Forces Symbol
\VdashFunction Composition
\circGamma
\gammaGeometrically Equal To
\DoteqGimel Symbol
\gimelGreater Than Equal or Less Than
\gtreqlessGreater Than or Less Than
\gtrlessGreater Than or Similar To
\gtrsimGreater Than with Dot
\gtrdotHorizontal Ellipsis
\cdotsIndian Rupee Sign
\text{₹}Integers
\mathbb{Z}Iota
\iotaKappa
\kappaKelvin Sign
\mathrm{K}Lambda
\lambdaLaplacian Symbol
\triangleLeft Arrow
\leftarrowLeft Arrow over Right Arrow
\leftrightarrowsLeft Arrow with Tail
\leftarrowtailLeft Ceiling Bracket
\lceilLeft Curved Arrow
\curvearrowleftLeft Floor Bracket
\lfloorLeft Harpoon Down
\leftharpoondownLeft Harpoon Up
\leftharpoonupLeft Hook Arrow
\hookleftarrowLeft Loop Arrow
\looparrowleftLeft Right Arrow
\leftrightarrowLeft Right Harpoons
\leftrightharpoonsLeft Semidirect Product
\leftthreetimesLeft Turnstile
\dashvLeft Wave Arrow
\leftwavearrowLess Than Equal or Greater Than
\lesseqgtrLess Than or Greater Than
\lessgtrLess Than or Similar To
\lesssimLess Than with Dot
\lessdotLogical NAND
\barwedgeLogical NOR
\barveeLogical Not
\negLong Double Left Arrow
\LongleftarrowLong Double Left Right Arrow
\LongleftrightarrowLong Double Right Arrow
\LongrightarrowLong Left Arrow
\longleftarrowLong Left Right Arrow
\longleftrightarrowLong Right Arrow
\longrightarrowLunate Epsilon
\varepsilonMaps From
\mapsfromMaps To
\mapstoMeasured Angle Symbol
\measuredangleMho Sign
\mhoMicro Sign
\muModels
\modelsMu
\muMultiset Union
\uplusN-Ary Intersection
\bigcapN-Ary Logical And
\bigwedgeN-Ary Union
\bigcupNatural Numbers
\mathbb{N}Neither Greater Than nor Less Than
\not\gtrlessNeither Less Than nor Greater Than
\not\lessgtrNeither Less Than nor Similar To
\nlesssimNormal Subgroup Of
\triangleleftNormal Subgroup Of or Equal To
\trianglelefteqNorth East Arrow
\nearrowNorth West Arrow
\nwarrowNot Approximately Equal To
\napproxNot Asymptotically Equal To
\nsimeqNot Double Left Arrow
\nLeftarrowNot Double Left Right Arrow
\nLeftrightarrowNot Double Right Arrow
\nRightarrowNot Equivalent or Asymptotic To
\not\asympNot Left Arrow
\nleftarrowNot Normal Subgroup Of
\ntriangleleftNot Normal Subgroup Of or Equal To
\ntrianglelefteqNot Right Arrow
\nrightarrowNot Similar To
\nsimNot a Subset Of or Equal To
\nsubseteqNot a Superset Of or Equal To
\nsupseteqNu
\nuNumero Sign
\textnumeroOhm
\OmegaOmega
\omegaOptimal Value x Star
x^\starPaired Down Arrows
\downdownarrowsPaired Left Arrows
\leftleftarrowsPaired Right Arrows
\rightrightarrowsPaired Up Arrows
\upuparrowsPer Mille Sign
\textperthousandPer Ten Thousand Sign
\textpertenthousandPhi
\phiPitchfork Relation
\pitchforkPopulation Variance
\sigma^2Pound Sign
\poundsPrecedes but Not Similar To
\precnsimPrecedes or Equal To
\preceqProduct
\prodProper Subset Of
\subsetneqProper Superset Of
\supsetneqProportional To
\proptoPsi
\psiQuaternions
\mathbb{H}Questioned Equal To
\stackrel{?}{=}Ratio
\mathbin{:}Rational Numbers
\mathbb{Q}Real Numbers
\mathbb{R}Reversed Tilde Equals
\backsimeqReversible Reaction Arrow
\rightleftharpoonsRho
\rhoRight Angle Symbol
\rightangleRight Arrow
\toRight Arrow over Left Arrow
\rightleftarrowsRight Arrow with Tail
\rightarrowtailRight Ceiling Bracket
\rceilRight Curved Arrow
\curvearrowrightRight Double Angle Bracket
\rAngleRight Double Square Bracket
\rrbracketRight Floor Bracket
\rfloorRight Harpoon Down
\rightharpoondownRight Harpoon Up
\rightharpoonupRight Hook Arrow
\hookrightarrowRight Loop Arrow
\looparrowrightRight Semidirect Product
\rightthreetimesRight Squiggle Arrow
\rightsquigarrowRight Triangle
\vartriangleRing Equal To
\circeqRussian Ruble Sign
\text{₽}Sample Mean
\bar{x}Script Capital B
\mathcal{B}Script Capital E
\mathcal{E}Script Capital M
\mathcal{M}Script Capital R
\mathcal{R}Script F
\mathcal{F}Script Small L
\ellSet Complement
\complementSet Minus
\setminusSigma
\sigmaSimilar To
\simSine Wave
\simSouth East Arrow
\searrowSouth West Arrow
\swarrowSpherical Angle Symbol
\sphericalangleSquare Image Of or Equal To
\sqsubseteqSquare Original Of or Equal To
\sqsupseteqSquare Root
\sqrt{x}Squared Dot Operator
\boxdotSquared Minus Operator
\boxminusSquared Plus Operator
\boxplusSquared Times Operator
\boxtimesStar Operator
\starSubscript Eight
_{8}Subscript Equals
_{=}Subscript Five
_{5}Subscript Four
_{4}Subscript I
_{i}Subscript J
_{j}Subscript Minus
_{-}Subscript N
_{n}Subscript Nine
_{9}Subscript Plus
_{+}Subscript Seven
_{7}Subscript Six
_{6}Subscript Three
_{3}Subscript Two
_{2}Subscript Zero
_{0}Subset Of with Not Equal To
\subsetneqSucceeds but Not Similar To
\succnsimSucceeds or Equal To
\succeqSuperscript Five
^{5}Superscript Four
^{4}Superscript I
^{i}Superscript N
^{n}Superscript Nine
^{9}Superscript One
^{1}Superscript Plus
^{+}Superscript Six
^{6}Superscript Zero
^{0}Superset Of
\supsetSuperset Of or Equal To
\supseteqSuperset Of with Not Equal To
\supsetneqSymmetric Difference
\triangleTau
\tauTensor Product
\otimesThere Does Not Exist
\nexistsTheta
\thetaTop Symbol
\topTriple Integral
\iiintTurnstile
\vdashTwo-Headed Left Arrow
\twoheadleftarrowTwo-Headed Right Arrow
\twoheadrightarrowUp Arrow
\uparrowUp Down Arrow
\updownarrowUp Harpoon Left
\upharpoonleftUp Harpoon Right
\upharpoonrightUp Right Diagonal Ellipsis
\iddotsUpsilon
\upsilonVertical Ellipsis
\vdotsWhite Square
\squareWhite Up-Pointing Triangle
\triangleWon Sign
\text{₩}Xi
\xiYen Sign
\yenZeta
\zeta