Symbol Entities in HTML

Math and Logic symbols

Example Named Numeric Description
×××multiplication sign
÷÷÷division sign
···middle dot
°°°degree sign
ππϖpi symbol
′′′prime
″″″double prime
⁄⁄⁄fraction slash
∀∀∀for all
¹¹¹superscript one
ºººmasculine ordinal indicator
ªªªfeminine ordinal indicator
±±±plus- minus sign
²²²superscript two
³³³superscript three
´´´acute accent
µµµmicro signB5
∂∂∂partial differential
∃∃∃there exists
∇∇∇nabla
∈∈∈element of
∋∋∋contains as member
∏∏∏n- ary product
∑∑∑n- ary summation
−−−minus sign
√√√square root
∝∝∝proportional to
¬¬¬not sign
∞∞∞infinity
∠∠∠angle
∧∧∧logical and
∨∨∨logical or
∩∩∩intersection
∪∪∪union
∫∫∫integral
∴∴∴therefore
≅≅≅approximately equal to
≈≈≈almost equal to
≠≠≠not equal to
≡≡≡identical to
≤≤≤less- than or equal to
≥≥≥greater- than or equal to
⊂⊂⊂subset of
⊃⊃⊃superset of
⊆⊆⊆subset of or equal to
⊇⊇⊇superset of or equal to
⊕⊕⊕circled plus
⊥⊥⊥up tack
¼¼¼vulgar fraction one- quarter
½½½vulgar fraction one- half
¾¾¾vulgar fraction three- quarters