# Widely Supported HTML4 and Unicode Characters

## Technical Symbols

### Logical Symbols

 ≠ ≠ ≠ not equal to & & & ampersand ∧ ∧ ∧ logical ‘and’ sign ¬ ¬ ¬ not sign ∼ ∼ ∼ tilde operator = varies with = similar to ∨ ∨ ∨ logical ‘or’ sign → → → rightwards arrow ← ← ← leftwards arrow ↔ ↔ ↔ left right arrow ⇕ ⇕ up down double arrow ≡ ≡ ≡ identical to ∀ ∀ ∀ for all ∃ ∃ ∃ there exists ℩ ℩ symbol for definite description operator "the" □ □ box = necessarily ◊ ◊ ◊ lozenge = possibly ⇒ ⇒ ⇒ rightwards double arrow ⇐ ⇐ ⇐ leftwards double arrow ⇔ ⇔ ⇔ left right double arrow ∴ ∴ ∴ therefore ⊥ ⊥ ⊥ up tack = orthogonal to = perpendicular ⊤ ⊤ down tack = top ⊣ ⊣ left turnstile = adjoint ⊢ ⊢ turnstile, proves ⊨ ⊨ models, makes true ⊬ ⊬ doesn't prove ⊭ ⊭ doesn't model, doesn't make true

### Set Theory Symbols

 ∈ ∈ ∈ element of ∉ ∉ ∉ not an element of ∋ ∋ ∋ contains as member ∅ ∅ ∅ empty set ∩ ∩ ∩ intersection = cap ∪ ∪ ∪ union = cup ⊂ ⊂ ⊂ subset of ⊃ ⊃ ⊃ superset of ⊄ ⊄ ⊄ not a subset of ⊆ ⊆ ⊆ subset of or equal to ⊇ ⊇ ⊇ superset of or equal to ○ ○ function composition ⨡ ⨡ domain restrictor

### Mathematical Symbols

 − − − minus sign ± ± ± plus-or-minus sign × × × multiply sign ÷ ÷ ÷ divide sign < < < less-than sign > > > greater-than sign ≤ ≤ ≤ less-than or equal to ≥ ≥ ≥ greater-than or equal to ≰ ≰ not less-than or equal to ¼ ¼ ¼ fraction one-quarter ½ ½ ½ fraction one-half ¾ ¾ ¾ fraction three-quarters ¹ ¹ ¹ superscript one ² ² ² superscript two ³ ³ ³ superscript three ° ° ° degree sign · · · middle dot ƒ ƒ ƒ latin small f with hook = function = florin ′ ′ ′ prime = minutes = feet ″ ″ ″ double prime = seconds = inches ‾ ‾ ‾ overline = spacing overscore ⁄ ⁄ ⁄ fraction slash ℵ ℵ ℵ Hebrew alef ∂ ∂ ∂ partial differential ∑ ∑ ∑ n-ary sumation ∇ ∇ ∇ nabla = backward difference √ √ √ square root = radical sign ∝ ∝ ∝ proportional to ∞ ∞ ∞ infinity ∠ ∠ ∠ angle ∫ ∫ ∫ integral ≅ ≅ ≅ approximately equal to ≈ ≈ ≈ almost equal to = asymptotic to ⊕ ⊕ ⊕ circled plus = direct sum ⊗ ⊗ ⊗ circled times = vector product ‰ ‰ ‰ per mille sign ℜ ℜ ℜ set of real numbers ℘ ℘ ℘ power set ℑ ℑ ℑ fraktur I, imaginary, interpretation ≺ ≺ precedes ≻ ≻ succeeds ≼ ≼ precedes or equal to ≽ ≽ succeeds or equal to ⋠ ⋠ not precedes or equal to ⊲ ⊲ is contained in as subgroup ⊳ ⊳ contains as subgroup ⊴ ⊴ is contained in or equal to ℏ ℏ Dirac constant ℕ ℕ ℕ set of natural numbers ℚ ℚ ℚ set of rational numbers ℤ ℤ ℤ set of integers

### Miscellaneous Technical Symbols

 ↑ ↑ ↑ upwards arrow ↓ ↓ ↓ downwards arrow

## Alphabetic Characters

### Latin Characters

 À À À capital A, grave accent Á Á Á capital A, acute accent Â Â Â capital A, circumflex accent Ã Ã Ã capital A, tilde Ä Ä Ä capital A, dieresis or umlaut mark Å Å Å capital A, ring Æ Æ Æ capital AE diphthong (ligature) Ç Ç Ç capital C, cedilla È È È capital E, grave accent É É É capital E, acute accent Ê Ê Ê capital E, circumflex accent Ë Ë Ë capital E, dieresis or umlaut mark Ì Ì Ì capital I, grave accent Í Í Í capital I, acute accent Î Î Î capital I, circumflex accent Ï Ï Ï capital I, dieresis or umlaut mark Ð Ð Ð capital Eth, Icelandic Ñ Ñ Ñ capital N, tilde Ò Ò Ò capital O, grave accent Ó Ó Ó capital O, acute accent Ô Ô Ô capital O, circumflex accent Õ Õ Õ capital O, tilde Ö Ö Ö capital O, dieresis or umlaut mark Ø Ø Ø capital O, slash Ù Ù Ù capital U, grave accent Ú Ú Ú capital U, acute accent Û Û Û capital U, circumflex accent Ü Ü Ü capital U, dieresis or umlaut mark Ý Ý Ý capital Y, acute accent Þ Þ Þ capital THORN, Icelandic ß ß ß small sharp s, German (sz ligature) à à à small a, grave accent á á á small a, acute accent â â â small a, circumflex accent ã ã ã small a, tilde ä ä ä small a, dieresis or umlaut mark å å å small a, ring æ æ æ small ae diphthong (ligature) ç ç ç small c, cedilla è è è small e, grave accent é é é small e, acute accent ê ê ê small e, circumflex accent ë ë ë small e, dieresis or umlaut mark ì ì ì small i, grave accent í í í small i, acute accent î î î small i, circumflex accent ï ï ï small i, dieresis or umlaut mark ð ð ð small eth, Icelandic ñ ñ ñ small n, tilde ò ò ò small o, grave accent ó ó ó small o, acute accent ô ô ô small o, circumflex accent õ õ õ small o, tilde ö ö ö small o, dieresis or umlaut mark ø ø ø small o, slash ù ù ù small u, grave accent ú ú ú small u, acute accent û û û small u, circumflex accent ü ü ü small u, dieresis or umlaut mark ý ý ý small y, acute accent þ þ þ small thorn, Icelandic ÿ ÿ ÿ small y, dieresis or umlaut mark Œ Œ Œ latin capital ligature oe œ œ œ latin small ligature oe Š Š Š latin capital lr s with caron š š š latin small r s with caron Ÿ Ÿ Ÿ latin capital letter y with diaeresis

### Greek Characters

 Α Α Α greek capital letter alpha Β Β Β greek capital letter beta Γ Γ Γ greek capital letter gamma Δ Δ Δ greek capital letter delta Ε Ε Ε greek capital letter epsilon Ζ Ζ Ζ greek capital letter zeta Η Η Η greek capital letter eta Θ Θ Θ greek capital letter theta Ι Ι Ι greek capital letter iota Κ Κ Κ greek capital letter kappa Λ Λ Λ greek capital letter lambda Μ Μ Μ greek capital letter mu Ν Ν Ν greek capital letter nu Ξ Ξ Ξ greek capital letter xi Ο Ο Ο greek capital letter omicron Π Π Π greek capital letter pi Ρ Ρ Ρ greek capital letter rho Σ Σ Σ greek capital letter sigma Τ Τ Τ greek capital letter tau Υ Υ Υ greek capital letter upsilon Φ Φ Φ greek capital letter phi Χ Χ Χ greek capital letter chi Ψ Ψ Ψ greek capital letter psi Ω Ω Ω greek capital letter omega α α α greek small letter alpha β β β greek small letter beta γ γ γ greek small letter gamma δ δ δ greek small letter delta ε ε ε greek small letter epsilon ζ ζ ζ greek small letter zeta η η η greek small letter eta θ θ θ greek small letter theta ι ι ι greek small letter iota κ κ κ greek small letter kappa λ λ λ greek small letter lambda μ μ μ greek small letter mu ν ν ν greek small letter nu ξ ξ ξ greek small letter xi ο ο ο greek small letter omicron π π π greek small letter pi ρ ρ ρ greek small letter rho ς ς ς greek small letter final sigma σ σ σ greek small letter sigma τ τ τ greek small letter tau υ υ υ greek small letter upsilon φ φ φ greek small letter phi χ χ χ greek small letter chi ψ ψ ψ greek small letter psi ω ω ω greek small letter omega

### Polish, Czech, Slovene, etc., Characters

 Ą Ą Ą upper case A ogonek ą ą ą lower case a ogonek Ć Ć Ć upper case C acute ć ć ć lower case c acute Č Č Č upper case C caron č č č lower case c caron Ę Ę Ę upper case E ogonek ę ę ę lower case e ogonek ě ě ě lower case e caron Ł Ł Ł upper case L slash ł ł ł lower case l slash Ń Ń Ń upper case N acute ń ń ń lower case n acute ő ő ő lower case o double acute Ř Ř Ř upper case R caron ř ř ř lower case r caron Š Š Š upper case S caron š š š lower case s caron Ś Ś Ś upper case S acute ś ś ś lower case s acute Ź Ź Ź upper case Z acute ź ź ź lower case z acute Ż Ż Ż upper case Z dot ż ż ż lower case z dot Ž Ž Ž upper case Z caron ž ž ž lower case z caron

### Special Diacritics

 Ā Ā Ā upper case A macron ā ā ā lower case a macron ḍ ḍ ḍ lower case d with dot below ē ē &275; e with macron ğ ğ ğ lower case g with breve Ḥ Ḥ Ḥ upper case H with dot below ḥ ḥ ḥ lower case h with dot below Ī Ī Ī upper case I macron ī ī ī lower case i macron ı ı ı i without dot above ṃ ṃ ṃ lower case m with dot below Ṁ Ṁ Ṁ upper case M with dot above ṁ ṁ ṁ lower case m with dot above ṇ ṇ ṇ lower case n with dot below ṅ ṅ ṅ lower case n with dot above ō ō ō lower case o macron ṛ ṛ ṛ lower case r with dot below Ś Ś Ś upper case S acute ś ś ś lower case s acute Ṣ Ṣ Ṣ upper case S with dot below ṣ ṣ ṣ lower case s with dot below ṭ ṭ ṭ lower case t with dot below Ṭ Ṭ Ṭ upper case T with dot below ū ū ū lower case u macron ŭ ŭ ŭ lower case u breve ǔ ǔ ǔ lower case u caron Ṽ Ṽ Ṽ upper case V tilde Ẓ Ẓ Ẓ upper case Z with dot below ẓ ẓ ẓ lower case z with dot below

## Punctuation, Pure Diacritical Marks, and Special Characters

### General Punctuation

 " " " quotation mark = apl quote ‘ ‘ ‘ left single quotation mark ’ ’ ’ right single quotation mark “ “ “ left double quotation mark ” ” ” right double quotation mark – – – en dash — — — em dash … … … horizontal ellipsis = three dot leader • • • bullet = black small circle § § § section sign ¶ ¶ ¶ pilcrow (paragraph sign) « « « angle quotation mark, left » » » angle quotation mark, right ‹ ‹ ‹ single left-pointing angle quotation mark › › › single right-pointing angle quotation mark ⟨ ⟨ ⟨ left-pointing angle bracket ⟩ ⟩ ⟩ right-pointing angle bracket ¡ ¡ ¡ inverted exclamation mark ¿ ¿ ¿ inverted question mark ‚ ‚ ‚ single low-9 quotation mark „ „ „ double low-9 quotation mark † † † dagger ‡ ‡ ‡ double dagger     en space     em space     thin space     no-break space ⌈ ⌈ ⌈ left ceiling ⌉ ⌉ ⌉ right ceiling ⌊ ⌊ ⌊ left floor ⌋ ⌋ ⌋ right floor ⟦ ⟦ ⟦ left square double bracket ⟧ ⟧ ⟧ right square double bracket

### Diacritical Marks

 ´ ´ ´ acute accent ¨ ¨ ¨ umlaut (dieresis) ¯ ¯ ¯ macron ¸ ¸ ¸ cedilla ˆ ˆ ˆ modifier letter circumflex accent ˜ ˜ ˜ small tilde

### General Purpose Symbols

 ª ª ª ordinal indicator, feminine º º º ordinal indicator, masculine ¦ ¦ ¦ broken (vertical) bar © © © copyright sign ® ® ® registered sign ™ ™ ™ trade mark sign µ µ µ micro sign

### Currency/Cards

 ¢ ¢ ¢ cent sign £ £ £ pound sterling sign ¤ ¤ ¤ general currency sign ¥ ¥ &#y165; yen sign € € € euro sign ♠ ♠ ♠ black spade suit ♣ ♣ ♣ black club suit = shamrock ♥ ♥ ♥ black heart suit = valentine ♦ ♦ ♦ black diamond suit