Data structures include scalars, vectors and matrices:

Type Description Example
Scalar  A Scalar is a single value, usually containing a name or a number.          A <- 2
    NAME <- 'John'
Vector A vector contains a list of values or names.   It corresponds to a variable in statistics.

    V <- 2 5 3 2 7.4 

NAMES <- 'Joe,Bill,Bob'  


Matrix A matrix is a table of values.        M<-buildTable 'M,F' 'D,I,R'