#quantity  something that has a magnitude and can be represented in mathematical expressions by a constant or a variable
  supertype:  concept__conception__construct  an abstract or general idea inferred or derived from specific instances
  subtype:  quantum  (physics) the smallest quantity of some physical property that a system can possess (according to quantum theory)
  subtype:  term.quantity  any distinct quantity contained in a polynomial; "the general term of an algebraic equation of the n-th degree"
  subtype:  numerical_quantity__numericalquantity  a quantity expressed as a number
     subtype:  zero_point__zero  the quantity that registers a reading of zero on a scale
     subtype:  value.numerical_quantity  a numerical quantity measured or assigned or computed; "the value assigned was 16 milliseconds"
        subtype:  scale_value  a value on some scale of measurement
     subtype:  voter_turnout__voterturnout__vote  the total number of votes cast; "they are hoping for a large vote"
  subtype:  operand  a quantity upon which a mathematical operation is performed
  subtype:  variable_quantity__variable  a quantity that can assume any of a set of values
     subtype:  independent_variable__independentvariable  a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable
     subtype:  correlate  either of two correlated variables
     subtype:  degree_of_freedom  an unrestricted variable in a frequency distribution
     subtype:  dependent_variable__dependentvariable  a variable in a logical or mathematical expression whose value depends in the independent variable; if f(x)=y, y is the dependent variable
     subtype:  random_variable__variate__variant__stochasticvariable__chance_variable  a variable quantity that is random
     subtype:  scalar  a variable quantity that cannot be resolved into components
     subtype:  tensor.variable_quantity  a generalization of the concept of a vector
     subtype:  vector  a variable quantity that can be resolved into components
        subtype:  vector_product__cross_product__crossproduct  a vector that is the product of two other vectors
        subtype:  vector_sum__resultant  a vector that is the sum of two or more other vectors
        subtype:  radius_vector  a line connecting a point in space to the origin of a polar coordinate system
        subtype:  radius_vector.vector__radiusvector  a line connecting a satellite to the center of the body around which it is rotating
  subtype:  constant_quantity__constant  a quantity that does not vary
     subtype:  parametric_quantity__parameter  a constant in the equation of a curve that can be varied to yield a family of similar curves
        subtype:  degree_of_freedom.parametric_quantity__degreeoffreedom  one of the minimum number of parameters needed to describe the state of a physical system
  subtype:  parameter.quantity  a quantity (such as the mean or variance) that characterizes a statistical population and that can be estimated by calculations from sample data
  subtype:  mathematical_product__product  a quantity obtained by multiplication; "the product of 2 and 3 is 6"
     subtype:  factorial  the product of all the integers up to and including a given integer; "1, 2, 6, 24, and 120 are factorials"
     subtype:  multiple  the product of a quantity by an integer; "36 is a multiple of 9"
        subtype:  double  a quantity that is twice as great as another; "36 is the double of 18"
        subtype:  triple  a quantity that is three times as great as another
        subtype:  quadruple  a quantity that is four times as great as another
        subtype:  lowest_common_multiple__least_common_multiple__lcm  the smallest multiple that is exactly divisible by every member of a set of numbers; "the least common multiple of 12 and 18 is 36"
  subtype:  total__sum  a quantity obtained by addition
     subtype:  polynomial  a mathematical expression that is the sum of a number of terms
        subtype:  monic_polynomial__monicpolynomial  a polynomial in one variable
        subtype:  quadratic_polynomial__quadraticpolynomial__quadratic  a polynomial of the second degree
        subtype:  biquadratic_polynomial__biquadraticpolynomial__biquadratic__quartic_polynomial__quarticpolynomial  a polynomial of the fourth degree
        subtype:  series.polynomial  (mathematics) the sum of a finite or infinite sequence of expressions
           subtype:  power_series  the sum of terms containing successively higher integral powers of a variable
           subtype:  convergency  the approach of an infinite series to a finite limit
           subtype:  divergency__divergence  an infinite series that has no limit
           subtype:  geometric_series  a geometric progression written as a sum
           subtype:  Fourier_series  the sum of a series of trigonometric expressions; used in the analysis of periodic functions
           subtype:  exponential_series  a series derived from the expansion of an exponential expression
  subtype:  proportional  one of the quantities in a mathematical proportion
  subtype:  quotient  a quantity obtained by division
  subtype:  difference.quantity  a quantity obtained by subtraction; "profit is a positive difference between income and expenses"
  subtype:  binomial  a quantity expressed as a sum or difference of two terms

No statement uses or specializes quantity; click here to add one.