HTML for Maths symbols
HTML codes for Mathematical Characters
∀ For all
∀
∀
∂ Partial differential
∂
∂
∃ There exists
∃
∃
∅ Empty set
∅
∅
(Unsupported in earlier versions on Internet Explorer, such as IE6)
∇ Nabla
∇
∇
∈ Element of
∈
∈
∉ Not an element of
∉
∉
(Unsupported in earlier versions on Internet Explorer, such as IE6)
∋ Contains as member
∋
∋
∏ n-ary product
∏
∏
∑ n-ary summation
∑
∑
− Minus
−
−
∗ Asterisk operator
∗
∗
(Unsupported in earlier versions on Internet Explorer, such as IE6)
√ Square root
√
√
∝ Proportional to
∝
∝
∞ Infinity
∞
∞
∠ Angle
∠
∠
∧ Logical and
∧
ࢳ
∨ Logical or
∨
ࢴ
∪ Union
∪
∪
∫ Integral
∫
∫
∴ Therefore
∴
∴
∼ Tilde operator
∼
∼
≅ Approximately equal to
≅
≅
(Unsupported in earlier versions on Internet Explorer, such as IE6)
≈ Almost equal to
≈
≈
≠ Not equal to
≠
≠
≡ Indentical to =
≡
≡
≤ Less than or equal to
≤
≤
≥ Greater than or equal to
≥
≥
⊂ Subset of
⊂
⊂
⊃ Superset of
⊃
⊃
⊄ Not a subset of
(Unsupported in earlier versions on Internet Explorer, such as IE6)
⊄
⊄
⊆ Subset of or equal to
⊆
⊆
⊇ Superset of or equal to
⊇
⊇
⊕ Circled plus
⊕
⊕
⊗ Circled times
⊗
⊗
(Unsupported in earlier versions on Internet Explorer, such as IE6)
⊥ Up tack
⊥
⊥
⋅ Dot operator
⋅
⋅
(Unsupported in earlier versions on Internet Explorer, such as IE6)
