public class Utilities
extends java.lang.Object
Collection of auxiliary methods.
Modifier and Type | Field and Description |
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protected static double |
log2
The log of 2.
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Constructor and Description |
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Utilities() |
Modifier and Type | Method and Description |
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static double |
logFunc(double num)
Help method for computing entropy.
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static void |
mergeSort(long[] theArray,
int nElems)
Mergesort algorithm for an array of long integers.
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static void |
mergeSort(Pair[] theArray,
int nElems)
Mergesort algorithm for an array of Pairs.
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public static void mergeSort(long[] theArray, int nElems)
theArray
- long[] the Array to sortnElems
- int size of theArraypublic static void mergeSort(Pair[] theArray, int nElems)
theArray
- Pair[] the Array to sortnElems
- int size of theArraypublic static double logFunc(double num)
num
- the number