Predicate Functions

Functions for testing fraction properties. More...

Functions
bool	df_is_zero (df_frac f)
	Test if fraction is zero.
bool	df_is_one (df_frac f)
	Test if fraction is one.
bool	df_is_negative (df_frac f)
	Test if fraction is negative.
bool	df_is_positive (df_frac f)
	Test if fraction is positive.
bool	df_is_integer (df_frac f)
	Test if fraction is an integer.

Detailed Description

Functions for testing fraction properties.

Function Documentation

df_is_integer()

bool df_is_integer

(

df_frac

f

)

Test if fraction is an integer.

Parameters

f	Fraction to test

Returns

true if denominator == 1

Definition at line 898 of file dynamic_fraction.h.

df_is_negative()

bool df_is_negative

(

df_frac

f

)

Test if fraction is negative.

Parameters

f	Fraction to test

Returns

true if f < 0

Definition at line 886 of file dynamic_fraction.h.

df_is_one()

bool df_is_one

(

df_frac

f

)

Test if fraction is one.

Parameters

f	Fraction to test

Returns

true if f == 1

Definition at line 880 of file dynamic_fraction.h.

df_is_positive()

bool df_is_positive

(

df_frac

f

)

Test if fraction is positive.

Parameters

f	Fraction to test

Returns

true if f > 0

Definition at line 892 of file dynamic_fraction.h.

df_is_zero()

bool df_is_zero

(

df_frac

f

)

Test if fraction is zero.

Parameters

f	Fraction to test

Returns

true if f == 0

Definition at line 874 of file dynamic_fraction.h.