Function MapVal(x)

# MapVal

MapVal(
x             ! (input) numerical expression
)


## Arguments

x

A scalar numerical expression.

## Return Value

The function MapVal returns the (integer) mapping value of any real or special number x, according to the following table.

 Value x Description MapVal value number any valid real number 0 UNDF undefined (result of an arithmetic error) 4 NA not available 5 INF $$+\infty$$ 6 -INF $$-\infty$$ 7 ZERO numerically indistinguishable from zero, but has the logical value of one. 8

See also

Special numbers in AIMMS and the MapVal function are discussed in full detail in Real Values and Arithmetic Extensions of the Language Reference.