| ᾿ | ᾿ | ᾿ | ᾿ | ᾿ | '\u1fbf' | smooth breathin / psili | |
| ῾ | ῾ | ῾ | ῾ | ῾ | '\u1ffe' | rough breathing / dasia | |
| ˘ | ˘ | ˘ | ˘ | ˘ | '\u02d8' | breve, combining | |
| ˛ | ˛ | ˛ | ˛ | ˛ | '\u02db' | ogonek, combining | |
| ˝ | ˝ | ˝ | ˝ | ˝ | '\u02dd' | double acute, combining | |
| ˳ | ˳ | ˳ | ˳ | ˳ | '\u02f3' | low ring modifier | |
| ̉ | ̉ | ̉ | ̉ | ̉ | '\u0309' | hook above / dấu hỏi ,combining | |
| ̊ | ̊ | ̊ | ̊ | ̊ | '\u030a' | ring above, combining | |
| ̏ | ̏ | ̏ | ̏ | ̏ | '\u030f' | double grave, combining | |
| ̑ | ̑ | ̑ | ̑ | ̑ | '\u0311' | inverted breve, combining | |
| ̛ | ̛ | ̛ | ̛ | ̛ | '\u031b' | combining horn / dấu mó, combining | |
| ҃ | ҃ | ҃ | ҃ | ҃ | '\u0483' | titlo | |
| ‡ | ‡ | ‡ | ‡ | ‡ | '\u2021' | double dagger | |
| ″ | ″ | ″ | ″ | ″ | '\u2033' | double prime | indicates seconds or inches |
| ´ | ´ | ´ | ´ | ´ | '\u00b4' | acute accent | spacing acute, not dead key |
| ℵ | ℵ | ℵ | ℵ | ℵ | '\u2135' | alef symbol | first transfinite cardinal, note spelling ℵ not &alephsym;. |
| & | & | & | & | & | '\u0026' | ampersand | |
| ∧ | ∧ | ∧ | ∧ | ∧ | '\u2227' | logical and | upside down v wedge, not &. |
| ∠ | ∠ | ∠ | ∠ | ∠ | '\u2220' | angle | |
| ≈ | ≈ | ≈ | ≈ | ≈ | '\u2248' | asymptotic to | almost equal to |
| „ | „ | „ | „ | „ | '\u201e' | double low-99 quotation mark | |
| ¦ | ¦ | ¦ | ¦ | ¦ | '\u00a6' | broken bar | |
| • | • | • | • | • | '\u2022' | bullet | black small circle |
| ∩ | ∩ | ∩ | ∩ | ∩ | '\u2229' | intersection | set theory, upside down U cap shape |
| ¸ | ¸ | ¸ | ¸ | ¸ | '\u00b8' | cedilla | spacing cedilla, not dead key, looks like subscript c |
| ¢ | ¢ | ¢ | ¢ | ¢ | '\u00a2' | cent sign | |
| ˆ | ˆ | ˆ | ˆ | ˆ | '\u02c6' | modifier letter circumflex accent / vokáň | acts like a ^ dead key |
| ♣ | ♣ | ♣ | ♣ | ♣ | '\u2663' | black club suit | shamrock |
| ≅ | ≅ | ≅ | ≅ | ≅ | '\u2245' | approximately equal to | |
| © | © | © | © | © | '\u00a9' | copyright sign circled c | |
| ∪ | ∪ | ∪ | ∪ | ∪ | '\u222a' | union | set theory, U cup shape |
| ¤ | ¤ | ¤ | ¤ | ¤ | '\u00a4' | currency sign | |
| † | † | † | † | † | '\u2020' | dagger | not widely supported. † only works in Latin-1 |
| ° | ° | ° | ° | ° | '\u00b0' | degree sign | |
| ♦ | ♦ | ♦ | ♦ | ♦ | '\u2666' | black diamond suit | |
| ÷ | ÷ | ÷ | ÷ | ÷ | '\u00f7' | division sign | |
| ∅ | ∅ | ∅ | ∅ | ∅ | '\u2205' | empty set | null set, diameter |
| |   | |   |   | '\u2003' | em space | → ← |
| |   | |   |   | '\u2002' | en space | → ← |
| ≡ | ≡ | ≡ | ≡ | ≡ | '\u2261' | identical to | equivalent to |
| € | € | € | € | € | '\u20ac' | Euro currency sign | € only works in Latin-1 |
| ∃ | ∃ | ∃ | ∃ | ∃ | '\u2203' | there exists | |
| ∀ | ∀ | ∀ | ∀ | ∀ | '\u2200' | for all | |
| ½ | ½ | ½ | ½ | ½ | '\u00bd' | vulgar fraction 1/2 | |
| ¼ | ¼ | ¼ | ¼ | ¼ | '\u00bc' | vulgar fraction 1/4 | |
| ¾ | ¾ | ¾ | ¾ | ¾ | '\u00be' | vulgar fraction 3/4 | |
| ⁄ | ⁄ | ⁄ | ⁄ | ⁄ | '\u2044' | fraction slash | |
| ≥ | ≥ | ≥ | ≥ | ≥ | '\u2265' | greater-than or equal to | greater or equal, normally use html4 ≥ |
| > | > | > | > | > | '\u003e' | greater-than sign | |
| ♥ | ♥ | ♥ | ♥ | ♥ | '\u2665' | black heart suit | valentine |
| … | … | … | … | … | '\u2026' | horizontal ellipsis | three dots in a row |
| ¡ | ¡ | ¡ | ¡ | ¡ | '\u00a1' | inverted exclamation mark | |
| ℑ | ℑ | ℑ | ℑ | ℑ | '\u2111' | black-letter capital i | imaginary part |
| ∞ | ∞ | ∞ | ∞ | ∞ | '\u221e' | infinity | |
| ∫ | ∫ | ∫ | ∫ | ∫ | '\u222b' | integral | |
| ¿ | ¿ | ¿ | ¿ | ¿ | '\u00bf' | inverted question mark | |
| ∈ | ∈ | ∈ | ∈ | ∈ | '\u2208' | element of | |
| ⟨ | ⟨ | 〈 | 〈 | 〈 | '\u2329' | left-pointing angle bracket | for mathematics, code number deliberately changes in html5 |
| « | « | « | « | « | '\u00ab' | left guillemot | left angled quote, left-pointing double angle quotation mark |
| ⌈ | ⌈ | ⌈ | ⌈ | ⌈ | '\u2308' | left ceiling | apl upstile |
| “ | “ | “ | “ | “ | '\u201c' | left double-66 quotation mark | |
| ≤ | ≤ | ≤ | ≤ | ≤ | '\u2264' | less-than or equal to | |
| ⌊ | ⌊ | ⌊ | ⌊ | ⌊ | '\u230a' | left floor | |
| ∗ | ∗ | ∗ | ∗ | ∗ | '\u2217' | asterisk operator | |
| ◊ | ◊ | ◊ | ◊ | ◊ | '\u25ca' | open lozenge | |
| | ‎ | | ‎ | ‎ | '\u200e' | left-to-right mark | |
| ‹ | ‹ | ‹ | ‹ | ‹ | '\u2039' | single left-pointing angle quotation mark | |
| ‘ | ‘ | ‘ | ‘ | ‘ | '\u2018' | left single-6 quotation mark | |
| < | < | < | < | < | '\u003c' | less-than sign | |
| ¯ | ¯ | ¯ | ¯ | ¯ | '\u00af' | macron | spacing macron, not dead key, overline |
| — | — | — | — | — | '\u2014' | em dash | compare — − – ordinary dash |
| µ | µ | µ | µ | µ | '\u00b5' | micro sign | like μ |
| · | · | · | · | · | '\u00b7' | middle dot | |
| − | − | − | − | − | '\u2212' | minus sign | compare — − – ordinary dash |
| ∇ | ∇ | ∇ | ∇ | ∇ | '\u2207' | nabla,, del, down pointing triangle | backward difference. See Δ |
| | | |   |   | '\u00a0' | non-breaking space | → ← |
| – | – | – | – | – | '\u2013' | en dash | compare — − – ordinary dash |
| ≠ | ≠ | ≠ | ≠ | ≠ | '\u2260' | not equal to | |
| ∋ | ∋ | ∋ | ∋ | ∋ | '\u220b' | contains as member, looks like backwards epsilon | contains as member, or such that |
| ¬ | ¬ | ¬ | ¬ | ¬ | '\u00ac' | not sign | PL/1 not sign |
| ∉ | ∉ | ∉ | ∉ | ∉ | '\u2209' | not an element of | |
| ⊄ | ⊄ | ⊄ | ⊄ | ⊄ | '\u2284' | not a subset of | set theory |
| ‾ | ‾ | ‾ | ‾ | ‾ | '\u203e' | overline | spacing overline, not dead key |
| ⊕ | ⊕ | ⊕ | ⊕ | ⊕ | '\u2295' | circled plus | direct sum |
| ∨ | ∨ | ∨ | ∨ | ∨ | '\u2228' | logical or, vee | logical or |
| ª | ª | ª | ª | ª | '\u00aa' | feminine ordinal indicator | |
| º | º | º | º | º | '\u00ba' | masculine ordinal indicator | |
| ⊗ | ⊗ | ⊗ | ⊗ | ⊗ | '\u2297' | circled times | vector product |
| ¶ | ¶ | ¶ | ¶ | ¶ | '\u00b6' | pilcrow sign | paragraph sign, like S with circle |
| ∂ | ∂ | ∂ | ∂ | ∂ | '\u2202' | partial differential | |
| ‰ | ‰ | ‰ | ‰ | ‰ | '\u2030' | per mille sign | |
| ⊥ | ⊥ | ⊥ | ⊥ | ⊥ | '\u22a5' | up tack, orthogonal to, perpendicular | orthogonal to, perpendicular |
| ± | ± | ± | ± | ± | '\u00b1' | plus-minus sign | |
| £ | £ | £ | £ | £ | '\u00a3' | pound sign | |
| ′ | ′ | ′ | ′ | ′ | '\u2032' | prime | indicates minutes or feet |
| ∏ | ∏ | ∏ | ∏ | ∏ | '\u220f' | n-ary product | product sign, like Π |
| ∝ | ∝ | ∝ | ∝ | ∝ | '\u221d' | proportional to | normally use html4 ∝ |
| " | " | " | " | " | '\u0022' | quotation mark | double quote. APL quote. Usually use “ and ” |
| √ | √ | √ | √ | √ | '\u221a' | square root, radical sign | radical sign |
| ⟩ | ⟩ | 〉 | 〉 | 〉 | '\u232a' | right-pointing angle bracket | for mathematics, code number deliberately changes in html5 |
| » | » | » | » | » | '\u00bb' | right guillemot | right-pointing double angle quotation mark |
| ⌉ | ⌉ | ⌉ | ⌉ | ⌉ | '\u2309' | right ceiling | apl downstile |
| ” | ” | ” | ” | ” | '\u201d' | right double-99 quotation mark | |
| ℜ | ℜ | ℜ | ℜ | ℜ | '\u211c' | black-letter capital r | real part symbol |
| ® | ® | ® | ® | ® | '\u00ae' | registered sign. circled R. | registered trade mark sign. Illegal for a vendor to use without legal registration. See also ™. |
| ⌋ | ⌋ | ⌋ | ⌋ | ⌋ | '\u230b' | right floor | |
| | ‏ | | ‏ | ‏ | '\u200f' | right-to-left mark | |
| › | › | › | › | › | '\u203a' | single right-pointing angle quotation mark | |
| ’ | ’ | ’ | ’ | ’ | '\u2019' | right single-9 quotation mark | Use both for right single quote and apostrophe in contractions. |
| ‚ | ‚ | ‚ | ‚ | ‚ | '\u201a' | single low-9 quotation mark | |
| ⋅ | ⋅ | ⋅ | ⋅ | ⋅ | '\u22c5' | dot operator | |
| § | § | § | § | § | '\u00a7' | section sign | like two Ss joins forming a circle in the middle |
| | ­ | | ­ | ­ | '\u00ad' | soft hyphen | The soft hyphen is always visible, and may look slightly different from a normal hyphen. It is intended for use at ends of line to indicate a word break. There is no such thing as a non-breaking hyphen that forces text on both sides to stay on the same there is no such thing as a discretionary hyphen that marks a good place to split a word over two lines if necessary, invisible unless the word breaks over two lines. |
| ∼ | ∼ | ∼ | ∼ | ∼ | '\u223c' | tilde operator | varies with, similar to, see ~ and ˜ |
| ♠ | ♠ | ♠ | ♠ | ♠ | '\u2660' | black spade suit | |
| ⊂ | ⊂ | ⊂ | ⊂ | ⊂ | '\u2282' | subset of | set theory, does not mean subscript. |
| ⊆ | ⊆ | ⊆ | ⊆ | ⊆ | '\u2286' | subset of or equal to | set theory |
| ∑ | ∑ | ∑ | ∑ | ∑ | '\u2211' | n-ary summation | like Σ |
| ¹ | ¹ | ¹ | ¹ | ¹ | '\u00b9' | superscript one | You can also use 1 <sup>1</sup> |
| ² | ² | ² | ² | ² | '\u00b2' | superscript two | You can also use 2 <sup>2</sup> |
| ³ | ³ | ³ | ³ | ³ | '\u00b3' | superscript three | You can also use 3 <sup>3</sup> |
| ⊃ | ⊃ | ⊃ | ⊃ | ⊃ | '\u2283' | superset of | set theory, does not mean superscript. |
| ⊇ | ⊇ | ⊇ | ⊇ | ⊇ | '\u2287' | superset of or equal to | set theory |
| ∴ | ∴ | ∴ | ∴ | ∴ | '\u2234' | therefore, three dots | therefore |
| |   | |   |   | '\u2009' | thin space | → ← |
| ˜ | ˜ | ˜ | ˜ | ˜ | '\u02dc' | small tilde | see also ~ and ∼ |
| × | × | × | × | × | '\u00d7' | multiplication sign | |
| ™ | ™ | ™ | ™ | ™ | '\u2122' | trademark sign | unregistered Trademark. ™ only recently supported. Use TM <sup>TM</sup> for safety. ™ only works in Latin-1. It looks cramped underlined ™ so keep it outside of links. |
| ¨ | ¨ | ¨ | ¨ | ¨ | '\u00a8' | diaeresis/umlaut | umlaut, spacing diaeresis, not a dead char |
| ℘ | ℘ | ℘ | ℘ | ℘ | '\u2118' | script capital p | power set, Wierstrasse p |
| ¥ | ¥ | ¥ | ¥ | ¥ | '\u00a5' | yen sign | |
| | ‍ | | ‍ | ‍ | '\u200d' | zero width joiner | |
| | ‌ | | ‌ | ‌ | '\u200c' | zero width non-joiner | |
| ' | ' | ' | ' | ' | '\u0027' | apostrophe | no entity needed, single quote, use ` and acute for left/right, or ‘ and ’. ' is not officially recognised. |
| @ | @ | @ | @ | @ | '\u0040' | at sign | no entity needed. &at; is not officially recognised. |
| ^ | ^ | ^ | ^ | ^ | '\u005e' | circumflex | no entity needed. spacing ^, see also ˆ |
| ` | ` | ` | ` | ` | '\u0060' | grave | no entity needed. |
| ~ | ~ | ~ | ~ | ~ | '\u007e' | tilde | no entity needed. spacing tilde not a dead key. see ∼ |