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EXPONENT(3I)					       Last changed: 1-6-98

NAME    [Toc]    [Back]

     EXPONENT -	Returns	the exponent part of the argument when represented
     as	a numeric model	number

SYNOPSIS    [Toc]    [Back]

     EXPONENT ([X=]x)

IMPLEMENTATION    [Toc]    [Back]

     UNICOS, UNICOS/mk,	and IRIX systems

STANDARDS    [Toc]    [Back]

     Fortran 90

DESCRIPTION    [Toc]    [Back]

     The EXPONENT intrinsic function returns the exponent part of the
     argument when represented as a numeric model number.  It accepts the
     following argument:

     x	  Must be of type real

     EXPONENT is an elemental function.	 The name of this intrinsic cannot
     be	passed as an argument.

RETURN VALUES    [Toc]    [Back]

     The result	type is	default	integer.  The result has a value equal to
     the exponent, e, of the real number model for the value of	x, provided
     that x is nonzero and e is	within the range for default integers.	For
     more information on the real number model,	see the	MODELS(3I) man
     page.

     The result	is undefined if	the machine upon which the compiler is
     running cannot represent e	in the default integer type.

     EXPONENT(X) has the value zero if X is zero.

EXAMPLES    [Toc]    [Back]

     EXPONENT(1.0) has the value 1 and EXPONENT(4.1) has the value 3.

SEE ALSO    [Toc]    [Back]

      
      
     MODELS(3I)

     Intrinsic Procedures Reference Manual, publication	SR-2138, for the
     printed version of	this man page.

EXPONENT(3I)					       Last changed: 1-6-98

NAME    [Toc]    [Back]

     EXPONENT -	Returns	the exponent part of the argument when represented
     as	a numeric model	number

SYNOPSIS    [Toc]    [Back]

     EXPONENT ([X=]x)

IMPLEMENTATION    [Toc]    [Back]

     UNICOS, UNICOS/mk,	and IRIX systems

STANDARDS    [Toc]    [Back]

     Fortran 90

DESCRIPTION    [Toc]    [Back]

     The EXPONENT intrinsic function returns the exponent part of the
     argument when represented as a numeric model number.  It accepts the
     following argument:

     x	  Must be of type real

     EXPONENT is an elemental function.	 The name of this intrinsic cannot
     be	passed as an argument.

RETURN VALUES    [Toc]    [Back]

     The result	type is	default	integer.  The result has a value equal to
     the exponent, e, of the real number model for the value of	x, provided
     that x is nonzero and e is	within the range for default integers.	For
     more information on the real number model,	see the	MODELS(3I) man
     page.

     The result	is undefined if	the machine upon which the compiler is
     running cannot represent e	in the default integer type.

     EXPONENT(X) has the value zero if X is zero.

EXAMPLES    [Toc]    [Back]

     EXPONENT(1.0) has the value 1 and EXPONENT(4.1) has the value 3.

SEE ALSO    [Toc]    [Back]

      
      
     MODELS(3I)

     Intrinsic Procedures Reference Manual, publication	SR-2138, for the
     printed version of	this man page.

[ Back ]
 Similar pages
Name OS Title
minexponent IRIX Returns the minimum (most negative) exponent of a real number in the numeric model
fraction IRIX Returns the fractional part of the numeric model representation of the argument value
maxexponent IRIX Returns the maximum exponent in the numeric model
rrspacing IRIX Returns the reciprocal of the relative spacing of numeric model numbers near the argument value
range IRIX Returns the decimal exponent range of a number according to the real or integer model
epsilon IRIX Returns a positive number near 1 in the numeric model
huge IRIX Returns the largest number in the integer or real numeric model
set_exponent IRIX Sets exponent part of a number
spacing IRIX Returns the absolute spacing of real model numbers near the argument value
precision IRIX Returns the decimal precision of a number in the real number model
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