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diff --git a/commons-math3-3.6.1/docs/apidocs/org/apache/commons/math3/util/CombinatoricsUtils.html b/commons-math3-3.6.1/docs/apidocs/org/apache/commons/math3/util/CombinatoricsUtils.html new file mode 100644 index 0000000..44273f7 --- /dev/null +++ b/commons-math3-3.6.1/docs/apidocs/org/apache/commons/math3/util/CombinatoricsUtils.html @@ -0,0 +1,538 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<!-- NewPage --> +<html lang="en"> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>CombinatoricsUtils (Apache Commons Math 3.6.1 API)</title> +<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> +</head> +<body> +<script type="text/javascript"><!-- + if (location.href.indexOf('is-external=true') == -1) { + parent.document.title="CombinatoricsUtils (Apache Commons Math 3.6.1 API)"; + } +//--> +</script> +<noscript> +<div>JavaScript is disabled on your 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+<hr> +<br> +<pre>public final class <span class="strong">CombinatoricsUtils</span> +extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> +<div class="block">Combinatorial utilities.</div> +<dl><dt><span class="strong">Since:</span></dt> + <dd>3.3</dd></dl> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method_summary"> +<!-- --> +</a> +<h3>Method Summary</h3> +<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> +<caption><span>Methods</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Method and Description</th> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static long</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#binomialCoefficient(int,%20int)">binomialCoefficient</a></strong>(int n, + int k)</code> +<div class="block">Returns an exact representation of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set.</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>static double</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#binomialCoefficientDouble(int,%20int)">binomialCoefficientDouble</a></strong>(int n, + int k)</code> +<div class="block">Returns a <code>double</code> representation of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set.</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static double</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#binomialCoefficientLog(int,%20int)">binomialCoefficientLog</a></strong>(int n, + int k)</code> +<div class="block">Returns the natural <code>log</code> of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set.</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>static void</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#checkBinomial(int,%20int)">checkBinomial</a></strong>(int n, + int k)</code> +<div class="block">Check binomial preconditions.</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><int[]></code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#combinationsIterator(int,%20int)">combinationsIterator</a></strong>(int n, + int k)</code> +<div class="block">Returns an iterator whose range is the k-element subsets of {0, ..., n - 1} + represented as <code>int[]</code> arrays.</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>static long</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#factorial(int)">factorial</a></strong>(int n)</code> +<div class="block">Returns n!.</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static double</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#factorialDouble(int)">factorialDouble</a></strong>(int n)</code> +<div class="block">Compute n!, the<a href="http://mathworld.wolfram.com/Factorial.html"> + factorial</a> of <code>n</code> (the product of the numbers 1 to n), as a + <code>double</code>.</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>static double</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#factorialLog(int)">factorialLog</a></strong>(int n)</code> +<div class="block">Compute the natural logarithm of the factorial of <code>n</code>.</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static long</code></td> +<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/util/CombinatoricsUtils.html#stirlingS2(int,%20int)">stirlingS2</a></strong>(int n, + int k)</code> +<div class="block">Returns the <a + href="http://mathworld.wolfram.com/StirlingNumberoftheSecondKind.html"> + Stirling number of the second kind</a>, "<code>S(n,k)</code>", the number of + ways of partitioning an <code>n</code>-element set into <code>k</code> non-empty + subsets.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> +<!-- --> +</a> +<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> +<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +<div class="details"> +<ul class="blockList"> +<li class="blockList"> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method_detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="binomialCoefficient(int, int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>binomialCoefficient</h4> +<pre>public static long binomialCoefficient(int n, + int k) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a>, + <a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a>, + <a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> +<div class="block">Returns an exact representation of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set. + <p> + <Strong>Preconditions</strong>: + <ul> + <li> <code>0 <= k <= n </code> (otherwise + <code>MathIllegalArgumentException</code> is thrown)</li> + <li> The result is small enough to fit into a <code>long</code>. The + largest value of <code>n</code> for which all coefficients are + <code>< Long.MAX_VALUE</code> is 66. If the computed value exceeds + <code>Long.MAX_VALUE</code> a <code>MathArithMeticException</code> is + thrown.</li> + </ul></p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - the size of the set</dd><dd><code>k</code> - the size of the subsets to be counted</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n choose k</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if the result is too large to be + represented by a long integer.</dd></dl> +</li> +</ul> +<a name="binomialCoefficientDouble(int, int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>binomialCoefficientDouble</h4> +<pre>public static double binomialCoefficientDouble(int n, + int k) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a>, + <a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a>, + <a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> +<div class="block">Returns a <code>double</code> representation of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set. + <p> + <Strong>Preconditions</strong>: + <ul> + <li> <code>0 <= k <= n </code> (otherwise + <code>IllegalArgumentException</code> is thrown)</li> + <li> The result is small enough to fit into a <code>double</code>. The + largest value of <code>n</code> for which all coefficients are less than + Double.MAX_VALUE is 1029. If the computed value exceeds Double.MAX_VALUE, + Double.POSITIVE_INFINITY is returned</li> + </ul></p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - the size of the set</dd><dd><code>k</code> - the size of the subsets to be counted</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n choose k</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if the result is too large to be + represented by a long integer.</dd></dl> +</li> +</ul> +<a name="binomialCoefficientLog(int, int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>binomialCoefficientLog</h4> +<pre>public static double binomialCoefficientLog(int n, + int k) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a>, + <a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a>, + <a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> +<div class="block">Returns the natural <code>log</code> of the <a + href="http://mathworld.wolfram.com/BinomialCoefficient.html"> Binomial + Coefficient</a>, "<code>n choose k</code>", the number of + <code>k</code>-element subsets that can be selected from an + <code>n</code>-element set. + <p> + <Strong>Preconditions</strong>: + <ul> + <li> <code>0 <= k <= n </code> (otherwise + <code>MathIllegalArgumentException</code> is thrown)</li> + </ul></p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - the size of the set</dd><dd><code>k</code> - the size of the subsets to be counted</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n choose k</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if the result is too large to be + represented by a long integer.</dd></dl> +</li> +</ul> +<a name="factorial(int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>factorial</h4> +<pre>public static long factorial(int n) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a>, + <a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> +<div class="block">Returns n!. Shorthand for <code>n</code> <a + href="http://mathworld.wolfram.com/Factorial.html"> Factorial</a>, the + product of the numbers <code>1,...,n</code>. + <p> + <Strong>Preconditions</strong>: + <ul> + <li> <code>n >= 0</code> (otherwise + <code>MathIllegalArgumentException</code> is thrown)</li> + <li> The result is small enough to fit into a <code>long</code>. The + largest value of <code>n</code> for which <code>n!</code> does not exceed + Long.MAX_VALUE} is 20. If the computed value exceeds <code>Long.MAX_VALUE</code> + an <code>MathArithMeticException </code> is thrown.</li> + </ul> + </p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - argument</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n!</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if the result is too large to be represented + by a <code>long</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if <code>n > 20</code>: The factorial value is too + large to fit in a <code>long</code>.</dd></dl> +</li> +</ul> +<a name="factorialDouble(int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>factorialDouble</h4> +<pre>public static double factorialDouble(int n) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></pre> +<div class="block">Compute n!, the<a href="http://mathworld.wolfram.com/Factorial.html"> + factorial</a> of <code>n</code> (the product of the numbers 1 to n), as a + <code>double</code>. + The result should be small enough to fit into a <code>double</code>: The + largest <code>n</code> for which <code>n!</code> does not exceed + <code>Double.MAX_VALUE</code> is 170. If the computed value exceeds + <code>Double.MAX_VALUE</code>, <code>Double.POSITIVE_INFINITY</code> is returned.</div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - Argument.</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n!</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd></dl> +</li> +</ul> +<a name="factorialLog(int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>factorialLog</h4> +<pre>public static double factorialLog(int n) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></pre> +<div class="block">Compute the natural logarithm of the factorial of <code>n</code>.</div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - Argument.</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>n!</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd></dl> +</li> +</ul> +<a name="stirlingS2(int, int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>stirlingS2</h4> +<pre>public static long stirlingS2(int n, + int k) + throws <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a>, + <a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a>, + <a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> +<div class="block">Returns the <a + href="http://mathworld.wolfram.com/StirlingNumberoftheSecondKind.html"> + Stirling number of the second kind</a>, "<code>S(n,k)</code>", the number of + ways of partitioning an <code>n</code>-element set into <code>k</code> non-empty + subsets. + <p> + The preconditions are <code>0 <= k <= n </code> (otherwise + <code>NotPositiveException</code> is thrown) + </p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - the size of the set</dd><dd><code>k</code> - the number of non-empty subsets</dd> +<dt><span class="strong">Returns:</span></dt><dd><code>S(n,k)</code></dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>k < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if some overflow happens, typically for n exceeding 25 and + k between 20 and n-2 (S(n,n-1) is handled specifically and does not overflow)</dd><dt><span class="strong">Since:</span></dt> + <dd>3.1</dd></dl> +</li> +</ul> +<a name="combinationsIterator(int, int)"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>combinationsIterator</h4> +<pre>public static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><int[]> combinationsIterator(int n, + int k)</pre> +<div class="block">Returns an iterator whose range is the k-element subsets of {0, ..., n - 1} + represented as <code>int[]</code> arrays. + <p> + The arrays returned by the iterator are sorted in descending order and + they are visited in lexicographic order with significance from right to + left. For example, combinationsIterator(4, 2) returns an Iterator that + will generate the following sequence of arrays on successive calls to + <code>next()</code>:</p><p> + <code>[0, 1], [0, 2], [1, 2], [0, 3], [1, 3], [2, 3]</code> + </p><p> + If <code>k == 0</code> an Iterator containing an empty array is returned and + if <code>k == n</code> an Iterator containing [0, ..., n -1] is returned.</p></div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - Size of the set from which subsets are selected.</dd><dd><code>k</code> - Size of the subsets to be enumerated.</dd> +<dt><span class="strong">Returns:</span></dt><dd>an <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util"><code>iterator</code></a> over the k-sets in n.</dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd></dl> +</li> +</ul> +<a name="checkBinomial(int, int)"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>checkBinomial</h4> +<pre>public static void checkBinomial(int n, + int k) + throws <a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a>, + <a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></pre> +<div class="block">Check binomial preconditions.</div> +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - Size of the set.</dd><dd><code>k</code> - Size of the subsets to be counted.</dd> +<dt><span class="strong">Throws:</span></dt> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotPositiveException.html" title="class in org.apache.commons.math3.exception">NotPositiveException</a></code> - if <code>n < 0</code>.</dd> +<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooLargeException.html" title="class in org.apache.commons.math3.exception">NumberIsTooLargeException</a></code> - if <code>k > n</code>.</dd></dl> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +</div> +<!-- ========= END OF CLASS DATA ========= --> +<!-- ======= START OF BOTTOM NAVBAR ====== --> +<div class="bottomNav"><a name="navbar_bottom"> +<!-- --> +</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow"> +<!-- --> +</a> +<ul class="navList" title="Navigation"> +<li><a href="../../../../../overview-summary.html">Overview</a></li> +<li><a href="package-summary.html">Package</a></li> +<li class="navBarCell1Rev">Class</li> +<li><a href="class-use/CombinatoricsUtils.html">Use</a></li> +<li><a href="package-tree.html">Tree</a></li> +<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> +<li><a href="../../../../../index-all.html">Index</a></li> +<li><a href="../../../../../help-doc.html">Help</a></li> +</ul> +<div class="aboutLanguage"><em><script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script></em></div> +</div> +<div class="subNav"> +<ul class="navList"> +<li><a href="../../../../../org/apache/commons/math3/util/Combinations.html" title="class in org.apache.commons.math3.util"><span class="strong">Prev Class</span></a></li> +<li><a href="../../../../../org/apache/commons/math3/util/CompositeFormat.html" title="class in org.apache.commons.math3.util"><span class="strong">Next Class</span></a></li> +</ul> +<ul class="navList"> +<li><a href="../../../../../index.html?org/apache/commons/math3/util/CombinatoricsUtils.html" target="_top">Frames</a></li> +<li><a href="CombinatoricsUtils.html" target="_top">No Frames</a></li> +</ul> +<ul class="navList" id="allclasses_navbar_bottom"> +<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> +</ul> +<div> +<script type="text/javascript"><!-- + allClassesLink = document.getElementById("allclasses_navbar_bottom"); 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