Cross Reference: /openjdk7/jdk/src/share/classes/java/lang/Math.java

Lines Matching refs:ulp
55  * a given floating-point format, an ulp of a specific real number
67  * with a 1 ulp error bound, when the exact result is a representable
74  * important.  Therefore, most methods with more than 0.5 ulp errors
79  * have 1 ulp accuracy will automatically meet the monotonicity
114      * <p>The computed result must be within 1 ulp of the exact result.
129      * <p>The computed result must be within 1 ulp of the exact result.
146      * <p>The computed result must be within 1 ulp of the exact result.
164      * <p>The computed result must be within 1 ulp of the exact result.
180      * <p>The computed result must be within 1 ulp of the exact result.
197      * <p>The computed result must be within 1 ulp of the exact result.
246      * <p>The computed result must be within 1 ulp of the exact result.
267      * <p>The computed result must be within 1 ulp of the exact result.
292      * <p>The computed result must be within 1 ulp of the exact result.
349      * <p>The computed result must be within 1 ulp of the exact result.
618      * <p>The computed result must be within 1 ulp of the exact result.
943      * Returns the size of an ulp of the argument.  An ulp of a
947      * <code>ulp(-<i>x</i>) == ulp(<i>x</i>)</code>.
960      * @param d the floating-point value whose ulp is to be returned
961      * @return the size of an ulp of the argument
965     public static double ulp(double d) {
966         return sun.misc.FpUtils.ulp(d);
970      * Returns the size of an ulp of the argument.  An ulp of a
974      * <code>ulp(-<i>x</i>) == ulp(<i>x</i>)</code>.
987      * @param f the floating-point value whose ulp is to be returned
988      * @return the size of an ulp of the argument
992     public static float ulp(float f) {
993         return sun.misc.FpUtils.ulp(f);
1123      * exact result of tanh is within 1/2 of an ulp of the limit value
1150      * <p>The computed result must be within 1 ulp of the exact
1185      * <p>The computed result must be within 1 ulp of the exact result.
1190      * ulp of the limit value -1, {@code -1.0} should be
1227      * <p>The computed result must be within 1 ulp of the exact result.