Numeric and Logical Data

  • Token MISSING is used to represent numeric missing value
  • Madeline does not provide a logical data type separate from the numeric type
  • 0 = _false; non-zero, non-missing values = _true 
  • list NumericMissingValue[]
NUMERICMISSINGVALUE has 1 element:
NUMERICMISSINGVALUE[0]=    -9999