Mathematical

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Mathematical Operators

NCR
Entity
Description
∀ ∀ For all
∂ ∂ Partial differential
∃ ∃ There exists
∅ ∅ Empty set, null set, diameter
∇ ∇ Nabla, backward difference
∈ ∈ Element of
&#8713 ∉ Not an element of
∋ ∋ Contains as a member
∏ ∏ N-ary product, product sign
∑ ∑ N-ary summation
− − Minus sign
* ∗ ∗ Asterisk operator
√ √ Square root, radical sign
∝ ∝ Proportional
∞ ∞ Infinity symbol
∠ ∠ Angle
∧ ∧ Logical and, wedge
∨ ∨ Logical or, vee
∩ ∩ Intersection, cap
∪ ∪ Union, cup
∫ ∫ Integral
∴ ∴ Therefore
~ ∼ ∼ Tilde operator, varies with, similar to
≅ ≅ Approximately equal to
≈ ≈ Almost equal to, asymptotic to
≠ ≠ Not equal to
≡ ≡ Identical to
≤ ≤ Less than or equal to
≥ ≥ Greater than or equal to
⊂ ⊂ Subset of
⊃ ⊃ Superset of
⊄ ⊄ Not a subset of
⊆ &sube Subset of or equal to
⊇ &supe Superset of or equal to
⊕ ⊕ Circled plus, direct sum
⊗ ⊗ Circled times, vector product
⊥ ⊥ Up tack, orthogonal to, perpendicular
⋅ ⋅ Dot operator