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Relational Operators

numerical_type :: a,b
logical :: a b

F77/F90 F90 Meaning
.GT. greater than
.GE. g.t. or equal to
.LE. l.t. or equal to
.LT. less than
.NE. not equal to
.EQ. equal to

Relational operators compare the values of two numerical operands and deliver a logical result (.TRUE. or .FALSE.). Note that for complex operands only .EQ. and .NE. can be used.


a = 12.0 if ( a.GE.10.0 ) then ...

The expression a .GE. 10 evaluates to .TRUE.

Adrian Sandu 2001-08-26