74d366c819
MATH-849: new unit test showing the relative accuracy of
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Gamma.logGamma(double).
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374909 13f79535-47bb-0310-9956-ffa450edef68
2012-08-20 03:40:58 +00:00
f936520bfa
use the new function objects were possible in tests.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374632 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:11:11 +00:00
4fd62ba05b
the regular function objects (Acos, Sqrt, ...) now implement the new UnivariateDifferentiable interface.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374631 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:10:34 +00:00
63d00ba803
Polynomials now implement the new UnivariateDifferentiable interface.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374630 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:09:45 +00:00
09463e6705
added utilities for differentiable functions
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374629 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:09:21 +00:00
93d37df3b3
renamed UnivariateDifferential into UnivariateDifferentiable
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374628 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:08:57 +00:00
f175f37038
Typo in comment.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374627 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:08:29 +00:00
f3f3fc2595
Added compose to the public API of DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374626 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 18:08:02 +00:00
b23e1c330e
Javadoc.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374493 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 01:10:20 +00:00
8abe21fe47
Code cleanup: Moved all computations to the constructor, allowing the class
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to be immutable.
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374492 13f79535-47bb-0310-9956-ffa450edef68
2012-08-18 01:09:25 +00:00
fea45dcee8
Checkstyle: missing license.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374396 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 18:54:06 +00:00
67dcc70533
MATH-843: integrated changes suggested by Dominik Gruntz.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374395 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 18:45:49 +00:00
43c489d7cb
Code cleanup: moved all computations to the constructor, allowing to make
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the class immutable.
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374308 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 15:09:59 +00:00
bd59fee7a6
Code comment.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374187 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 09:50:54 +00:00
64a7948cee
Added log10 to DerivativeStructure and DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374162 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 07:15:28 +00:00
d48f623281
Changed parameters name for consistency with getters and DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374161 13f79535-47bb-0310-9956-ffa450edef68
2012-08-17 07:15:05 +00:00
acaf4d9caa
Change suggested by "FindBugs".
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374071 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 21:35:14 +00:00
02123844e8
Javadoc.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374065 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 21:22:09 +00:00
b1741d1b46
Precondition check.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374054 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 21:00:39 +00:00
7994d3ee9d
MATH-844
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Generate an exception when the parameter guessing procedure cannot perform
correctly (in rare ill-conditioned cases).
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374046 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 20:43:59 +00:00
91d24dcb6f
Disabled random data tests for eigen decomposition, improved checkUnsymmetricMatrix helper.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1374031 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 20:14:15 +00:00
f06fe1c098
Added toDegrees and toRadians to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373782 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:08:17 +00:00
d26fd0236a
Added signum to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373781 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:07:59 +00:00
7b090c5eec
Added rint and round to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373780 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:07:42 +00:00
486224fd36
Added getExponent, scalb and hypot to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373779 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:07:26 +00:00
4c56e61497
Added expm1 and log1p to DSCompiler and DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373778 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:07:08 +00:00
68c813c945
Added copySign to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373777 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:06:50 +00:00
70ea046932
Added ceil and floor to DerivativeStructure.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373776 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:06:33 +00:00
09b90da825
Added abs to DerivativeStructure.
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We handle +0.0/-0.0 correctly, i.e. we flip derivatives sign when value
is negative zero.
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373775 13f79535-47bb-0310-9956-ffa450edef68
2012-08-16 10:06:16 +00:00
4e72620a37
Fix RealMatrixFormatTests to always use a fixed locale instead of the default one.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373554 13f79535-47bb-0310-9956-ffa450edef68
2012-08-15 18:30:18 +00:00
c90de5a469
Use fixed locale for matrix formatter to prevent decimal point problems.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373551 13f79535-47bb-0310-9956-ffa450edef68
2012-08-15 18:24:25 +00:00
9b5b8d7d45
Fixed FindBugs warning.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373134 13f79535-47bb-0310-9956-ffa450edef68
2012-08-14 22:02:06 +00:00
16a5a02a84
Javadoc fixes.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1373026 13f79535-47bb-0310-9956-ffa450edef68
2012-08-14 18:50:53 +00:00
ff43dac3d2
Added hyperbolic trigonometric functions and inverses to DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372902 13f79535-47bb-0310-9956-ffa450edef68
2012-08-14 14:25:50 +00:00
6f859c5f5b
Simplified tangent higher derivatives computation.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372812 13f79535-47bb-0310-9956-ffa450edef68
2012-08-14 09:45:36 +00:00
30866a4cd3
MATH-815
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Unit test update (patch provided by Jared Becksfort).
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372556 13f79535-47bb-0310-9956-ffa450edef68
2012-08-13 19:14:00 +00:00
b6d4068162
Added Taylor expansion for DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372432 13f79535-47bb-0310-9956-ffa450edef68
2012-08-13 14:14:17 +00:00
07aa93aae7
Added support for atan2 in DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372414 13f79535-47bb-0310-9956-ffa450edef68
2012-08-13 13:06:26 +00:00
1ec0b8d527
Fixed CheckStyle warnings.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372208 13f79535-47bb-0310-9956-ffa450edef68
2012-08-12 22:55:34 +00:00
0f9adb1875
Code cleanup.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1372199 13f79535-47bb-0310-9956-ffa450edef68
2012-08-12 21:22:58 +00:00
33877ac5ed
Added support for x^y in DerivativeStructure and DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371808 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 18:58:58 +00:00
d05fac054e
Completed support fo asin, acos and atan in DSCompiler.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371805 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 18:33:06 +00:00
b46cdf1bd6
Added forgotten notification of recent changes.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371683 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 12:19:48 +00:00
be1632f3e3
New test for sin and cos derivatives.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371681 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 12:18:12 +00:00
add45005fc
Added Stirling numbers of the second kind in ArithmeticUtils.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371680 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 12:15:23 +00:00
f2fe724505
Forward the underlying error message when an exception is triggered.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371671 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 11:59:20 +00:00
746c998e1a
Fixed accuracy issues in FastMath.pow(double, int).
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The fixed version is slightly slower, but still much faster than
FastMath.pow(double, double). Some random testing showed that the
accuracy is now always better than 0.5ulp, even for large exponent.
git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371670 13f79535-47bb-0310-9956-ffa450edef68
2012-08-10 11:54:46 +00:00
f465d0aa69
Code and javadoc cleanup.
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371264 13f79535-47bb-0310-9956-ffa450edef68
2012-08-09 15:55:18 +00:00
dbe216ce60
Unit test for "FastMath.pow(double,int)".
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371170 13f79535-47bb-0310-9956-ffa450edef68
2012-08-09 11:40:01 +00:00
0ee65b7169
added a function to raise a double to an int power
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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1371082 13f79535-47bb-0310-9956-ffa450edef68
2012-08-09 08:07:25 +00:00
Sebastien Brisard
Luc Maisonobe
Gilles Sadowski
Thomas Neidhart