Planets
Constellations
Sunrise & Sunset Times
Moon Phases
SI Units
Symbols
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Astronomy
Symbols
Greek Alphabet
Mathematical Symbols
Greek Alphabet |
 |  | alpha |
 |  | beta |
 |  | gamma |
 |  | delta |
 |  | epsilon |
 |  | zeta |
 |  | eta |
 | or  | theta |
 |  | iota |
 |  | kappa |
 |  | lambda |
 |  | mu |
 |  | nu |
 |  | xi |
 |  | omicron |
 |  | pi |
 |  | rho |
 |  | sigma |
 |  | tau |
 |  | upsilon |
 |  | phi |
 |  | chi |
 |  | psi |
 |  | omega |
Mathematical Symbols |
+ | plus/add |
- | minus/subtract |
 | divide |
/ | divide |
 | multiply/times |
. | multiply/times, scalar product of vectors |
 | is equal to |
 | is identically equal to, defined as |
 | does not equal |
 | is approximately equal to |
 | is greater than |
 | is greater than or equal to |
 | is much greater than |
 | is less than |
 | is less than or equal to |
 | is much less than |
 | plus or minus, error margin |
 | minus or plus |
 | complex set |
 | integer set |
 | natural set |
 | rational set |
 | real set |
 | is to, ratio, such that |
 | as |
 | therefore |
 | because |
 | for all |
 | there exists |
{ } | set |
< > | mean |
 | (square) root of |
 | denotes an operation |
 | angle |
 | parallel |
 | congruent |
 | perpendicular |
 | intersection |
 | union |
 | subset |
 | is not a subset |
 | belongs to |
 | does not belong to |
 | empty set |
 | cardinality |
 | finite difference or increment |
 | colon |
 | semicolon |
% | per cent |
' | first derivative, feet, arcminutes |
" | decond derivative, inches, arcseconds |
° | degrees |
 | difference |
 | ellipsis |
 | is equivalent to |
 | implies |
 | factorial |
 | infinity |
 | integral |
 | maps into, approaches the limit |
 | the sum of the terms indicated (sigma) |
 | the product of the terms indicated (omega) |
 | is proportional to |
 | vector differential |
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