~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
PRIORITY ORDER OF OPERATIONS INVOLVING ARITHMETIC OPERATORS
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Operator                   Hierarchy
------------------------   ---------
Innermost parentheses      Highest
Evaluation of functions       |
** (power)                    |
* and /                       |
+ and -                       |
.GT.,.GE.,.LT.,.LE.,.EQ.,.NE. |
.NOT.                         |
.AND.                         |
.OR.                          V
.EQV. or .NEQV.             Lowest


~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
PRIORITY ORDER OF OPERATIONS INVOLVING CHARACTER  OPERATORS
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Operator                   Hierarchy
------------------------   ---------
Innermost parentheses      Highest
Evaluation of functions       |
// (concatination)            |
.GT.,.GE.,.LT.,.LE.,.EQ.,.NE. |
.NOT.                         |
.AND.                         |
.OR.                          V
.EQV. or .NEQV.            Lowest