Simple Browser : Welcome guest : log in
Home |  Graph |  ]  KB:  Language:   

Formal Language: 



KB Term: 

  Number

Sigma KEE - Number
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
number
A measure of how many things there are, or how much there is, of a certain kind. Numbers are subclassed into RealNumber, ComplexNumber, and ImaginaryNumber.
Relationships      
Parents quantity Any specification of how many or how much of something there is. Accordingly, there are two subclasses of Quantity: Number (how many) and PhysicalQuantity (how much).
Children complex numberA Number that has the form: x + yi, where x and y are RealNumbers and i is the square root of -1.
 imaginary numberAny Number that is the result of multiplying a RealNumber by the square root of -1.
 multipole variablea variable that describes energetical interactions between multipoles.
 real numberAny Number that can be expressed as a (possibly infinite) decimal, i.e. any Number that has a position on the number line.


Show full definition (without tree view)
Show full definition (with tree view)

Show without tree


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners