Sun Studio 12: Fortran Library Reference

2.1.8 Numeric Inquiry Functions

Generic Intrinsic Name  

Description  

DIGITS (X)

Number of significant digits of the model 

EPSILON (X)

Number that is almost negligible compared to one 

HUGE (X)

Largest number of the model 

MAXEXPONENT (X)

Maximum exponent of the model 

MINEXPONENT (X)

Minimum exponent of the model 

PRECISION (X)

Decimal precision 

RADIX (X)

Base of the model 

RANGE (X)

Decimal exponent range 

TINY (X)

Smallest positive number of the model