1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
|
<!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>Well44497b (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="Well44497b (Apache Commons Math 3.6.1 API)";
}
//-->
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar_top">
<!-- -->
</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_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/Well44497b.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/random/Well44497a.html" title="class in org.apache.commons.math3.random"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/commons/math3/random/Well512a.html" title="class in org.apache.commons.math3.random"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/commons/math3/random/Well44497b.html" target="_top">Frames</a></li>
<li><a href="Well44497b.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li><a href="#fields_inherited_from_class_org.apache.commons.math3.random.AbstractWell">Field</a> | </li>
<li><a href="#constructor_summary">Constr</a> | </li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor_detail">Constr</a> | </li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.commons.math3.random</div>
<h2 title="Class Well44497b" class="title">Class Well44497b</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html" title="class in org.apache.commons.math3.random">org.apache.commons.math3.random.BitsStreamGenerator</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/math3/random/AbstractWell.html" title="class in org.apache.commons.math3.random">org.apache.commons.math3.random.AbstractWell</a></li>
<li>
<ul class="inheritance">
<li>org.apache.commons.math3.random.Well44497b</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../../org/apache/commons/math3/random/RandomGenerator.html" title="interface in org.apache.commons.math3.random">RandomGenerator</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">Well44497b</span>
extends <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html" title="class in org.apache.commons.math3.random">AbstractWell</a></pre>
<div class="block">This class implements the WELL44497b pseudo-random number generator
from François Panneton, Pierre L'Ecuyer and Makoto Matsumoto.
<p>This generator is described in a paper by François Panneton,
Pierre L'Ecuyer and Makoto Matsumoto <a
href="http://www.iro.umontreal.ca/~lecuyer/myftp/papers/wellrng.pdf">Improved
Long-Period Generators Based on Linear Recurrences Modulo 2</a> ACM
Transactions on Mathematical Software, 32, 1 (2006). The errata for the paper
are in <a href="http://www.iro.umontreal.ca/~lecuyer/myftp/papers/wellrng-errata.txt">wellrng-errata.txt</a>.</p></div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>2.2</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="http://www.iro.umontreal.ca/~panneton/WELLRNG.html">WELL Random number generator</a>,
<a href="../../../../../serialized-form.html#org.apache.commons.math3.random.Well44497b">Serialized Form</a></dd></dl>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- =========== FIELD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="field_summary">
<!-- -->
</a>
<h3>Field Summary</h3>
<ul class="blockList">
<li class="blockList"><a name="fields_inherited_from_class_org.apache.commons.math3.random.AbstractWell">
<!-- -->
</a>
<h3>Fields inherited from class org.apache.commons.math3.random.<a href="../../../../../org/apache/commons/math3/random/AbstractWell.html" title="class in org.apache.commons.math3.random">AbstractWell</a></h3>
<code><a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#i1">i1</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#i2">i2</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#i3">i3</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#index">index</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#iRm1">iRm1</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#iRm2">iRm2</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#v">v</a></code></li>
</ul>
</li>
</ul>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_summary">
<!-- -->
</a>
<h3>Constructor Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/random/Well44497b.html#Well44497b()">Well44497b</a></strong>()</code>
<div class="block">Creates a new random number generator.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/random/Well44497b.html#Well44497b(int)">Well44497b</a></strong>(int seed)</code>
<div class="block">Creates a new random number generator using a single int seed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/random/Well44497b.html#Well44497b(int[])">Well44497b</a></strong>(int[] seed)</code>
<div class="block">Creates a new random number generator using an int array seed.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/random/Well44497b.html#Well44497b(long)">Well44497b</a></strong>(long seed)</code>
<div class="block">Creates a new random number generator using a single long seed.</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- ========== 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>protected int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/random/Well44497b.html#next(int)">next</a></strong>(int bits)</code>
<div class="block">Generate next pseudorandom number.</div>
</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.commons.math3.random.AbstractWell">
<!-- -->
</a>
<h3>Methods inherited from class org.apache.commons.math3.random.<a href="../../../../../org/apache/commons/math3/random/AbstractWell.html" title="class in org.apache.commons.math3.random">AbstractWell</a></h3>
<code><a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#setSeed(int)">setSeed</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#setSeed(int[])">setSeed</a>, <a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#setSeed(long)">setSeed</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_org.apache.commons.math3.random.BitsStreamGenerator">
<!-- -->
</a>
<h3>Methods inherited from class org.apache.commons.math3.random.<a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html" title="class in org.apache.commons.math3.random">BitsStreamGenerator</a></h3>
<code><a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#clear()">clear</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextBoolean()">nextBoolean</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextBytes(byte[])">nextBytes</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextBytes(byte[],%20int,%20int)">nextBytes</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextDouble()">nextDouble</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextFloat()">nextFloat</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextGaussian()">nextGaussian</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextInt()">nextInt</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextInt(int)">nextInt</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextLong()">nextLong</a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextLong(long)">nextLong</a></code></li>
</ul>
<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">
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_detail">
<!-- -->
</a>
<h3>Constructor Detail</h3>
<a name="Well44497b()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>Well44497b</h4>
<pre>public Well44497b()</pre>
<div class="block">Creates a new random number generator.
<p>The instance is initialized using the current time as the
seed.</p></div>
</li>
</ul>
<a name="Well44497b(int)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>Well44497b</h4>
<pre>public Well44497b(int seed)</pre>
<div class="block">Creates a new random number generator using a single int seed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>seed</code> - the initial seed (32 bits integer)</dd></dl>
</li>
</ul>
<a name="Well44497b(int[])">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>Well44497b</h4>
<pre>public Well44497b(int[] seed)</pre>
<div class="block">Creates a new random number generator using an int array seed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>seed</code> - the initial seed (32 bits integers array), if null
the seed of the generator will be related to the current time</dd></dl>
</li>
</ul>
<a name="Well44497b(long)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>Well44497b</h4>
<pre>public Well44497b(long seed)</pre>
<div class="block">Creates a new random number generator using a single long seed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>seed</code> - the initial seed (64 bits integer)</dd></dl>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method_detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="next(int)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>next</h4>
<pre>protected int next(int bits)</pre>
<div class="block">Generate next pseudorandom number.
<p>This method is the core generation algorithm. It is used by all the
public generation methods for the various primitive types <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextBoolean()"><code>BitsStreamGenerator.nextBoolean()</code></a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextBytes(byte[])"><code>BitsStreamGenerator.nextBytes(byte[])</code></a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextDouble()"><code>BitsStreamGenerator.nextDouble()</code></a>,
<a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextFloat()"><code>BitsStreamGenerator.nextFloat()</code></a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextGaussian()"><code>BitsStreamGenerator.nextGaussian()</code></a>, <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextInt()"><code>BitsStreamGenerator.nextInt()</code></a>,
<a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#next(int)"><code>BitsStreamGenerator.next(int)</code></a> and <a href="../../../../../org/apache/commons/math3/random/BitsStreamGenerator.html#nextLong()"><code>BitsStreamGenerator.nextLong()</code></a>.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/random/AbstractWell.html#next(int)">next</a></code> in class <code><a href="../../../../../org/apache/commons/math3/random/AbstractWell.html" title="class in org.apache.commons.math3.random">AbstractWell</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>bits</code> - number of random bits to produce</dd>
<dt><span class="strong">Returns:</span></dt><dd>random bits generated</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/Well44497b.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/random/Well44497a.html" title="class in org.apache.commons.math3.random"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../../../org/apache/commons/math3/random/Well512a.html" title="class in org.apache.commons.math3.random"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/commons/math3/random/Well44497b.html" target="_top">Frames</a></li>
<li><a href="Well44497b.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");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li><a href="#fields_inherited_from_class_org.apache.commons.math3.random.AbstractWell">Field</a> | </li>
<li><a href="#constructor_summary">Constr</a> | </li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor_detail">Constr</a> | </li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright © 2003–2016 <a href="http://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
</body>
</html>
|
