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MATH-849: added new test in GammaDistributionTest to check that new 

implementation of Gamma.logGamma does not compromise the resolution of
MATH-735.


git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1379271 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sebastien Brisard 2012-08-31 03:14:03 +00:00
parent aa2da41c68
commit 86f09b3e1f
3 changed files with 3211 additions and 0 deletions
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5
src/test/java/org/apache/commons/math3/distribution/GammaDistributionTest.java
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@ -329,6 +329,11 @@ public class GammaDistributionTest extends RealDistributionAbstractTest {
doTestMath753(1.0, 1.5, 0.5, 0.0, 0.0, "gamma-distribution-shape-1.csv");
}
@Test
public void testMath753Shape8() throws IOException {
doTestMath753(8.0, 1.5, 1.0, 0.0, 0.0, "gamma-distribution-shape-8.csv");
}
@Test
public void testMath753Shape10() throws IOException {
doTestMath753(10.0, 1.0, 1.0, 0.0, 0.0, "gamma-distribution-shape-10.csv");

3200
src/test/resources/org/apache/commons/math3/distribution/gamma-distribution-shape-8.csv Normal file
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6
src/test/resources/org/apache/commons/math3/distribution/gamma-distribution.mac
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@ -41,6 +41,12 @@ y : p(bfloat(x), 1, 1);
printf(out, "~{~h, ~h~%~}", join(x, y));
close(out);
out : openw("gamma-distribution-shape-8.csv");
x : float(makelist(i / 32, i, 1, 3200));
y : p(bfloat(x), 8, 1);
printf(out, "~{~h, ~h~%~}", join(x, y));
close(out);
out : openw("gamma-distribution-shape-10.csv");
x : float(makelist(i / 4, i, 1, 400));
y : p(bfloat(x), 10, 1);