HP 3000 Manuals

HP FORTRAN 77/iX Reference

Special Symbols 

The special symbols are groups of characters that define specific
operators and values.  The special symbols are:

 Symbol   Symbol Name          Symbol   Symbol Name 
   **     Exponentiation       .TRUE.   Logical true
   //     Concatenation        .FALSE.  Logical false

  .EQ.    Equal                 .NOT.   Logical negation
  .NE.    Not equal             .AND.   Logical AND
  .LT.    Less than             .OR.    Logical inclusive OR
  .LE.    Less than or equal    .EQV.   Logical equivalence

  .GT.    Greater than         .NEQV.   Logical nonequivalence (same as
                                        .XOR.)
  .GE.    Greater than or       .XOR.   Logical exclusive OR1 (same as
          equal                         .NEQV.)
------------------------------------------------------------------------

       Note:
              1.  Extension to the ANSI 77 standard.

MPE/iX 5.0 Documentation