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  • 7139c91d9b Added [h4 Statistical distributions] * Student's t Perhaps switch to normal distribution as a better approximation for very large degrees of freedom? Paul A. Bristow 2006-09-03 09:59:21 +0000
  • e3e83796f1 Editorial and typo fixes. John Maddock 2006-09-03 09:26:39 +0000
  • 6c3c521a3c More linux fixes: finally got AMD64 machines to behave correctly. John Maddock 2006-09-02 17:56:22 +0000
  • 53a66a80de Typo fix. John Maddock 2006-09-02 16:16:25 +0000
  • c7507da33d Fixed header block, re-added lanczos section. John Maddock 2006-09-02 16:07:07 +0000
  • 84829f74e3 Numerous minor patches to get tests passing on Linux x86 (32-bit) and HP-UX / itanium. John Maddock 2006-09-02 15:05:43 +0000
  • 0e4e5f14a6 editorial work on all files and some links to Mathworld and Wiki added. Paul A. Bristow 2006-09-02 14:02:34 +0000
  • 4ab7fd5a36 edtorial work on these qbk files - the rest still to do. Mainly spelling & punctuation. Paul A. Bristow 2006-09-01 17:19:51 +0000
  • 008349025e editorial changes only except for text changed about significance & confidence level. Paul A. Bristow 2006-09-01 16:21:12 +0000
  • 0fe135e268 after JM correction to check_df comfirmed is OK, and added output from test. Paul A. Bristow 2006-09-01 13:20:40 +0000
  • 567dc1bd7d Updated error checks. Removed dead code from error-handling test. John Maddock 2006-09-01 09:19:24 +0000
  • aa5fca355c added newline at end of last line #endif // BOOST_MATH_DISTRIBUTIONS_CHI_SQUARED_HPP to avoid fatal compile error. Paul A. Bristow 2006-08-31 17:41:19 +0000
  • 5577b49a33 Spelling and a few comments & refs. Paul A. Bristow 2006-08-31 16:56:28 +0000
  • dc70a06809 Added F distribution. John Maddock 2006-08-31 16:21:17 +0000
  • fb79977d70 Spelling corrections and re-compile & run OK and add output. Paul A. Bristow 2006-08-31 15:19:32 +0000
  • 3f5d624b05 Comment added about big df and df = +infinity needing normal distribution. Paul A. Bristow 2006-08-31 14:32:05 +0000
  • 065b831b27 Test update John Maddock 2006-08-31 12:36:59 +0000
  • 4636c32fed Test corner cases and parameter estimator. John Maddock 2006-08-30 15:49:07 +0000
  • a151830ed4 Fixed corner cases. Implemented parameter estimator. John Maddock 2006-08-30 15:48:21 +0000
  • fe2ae410b9 chi squared update. John Maddock 2006-08-30 15:45:46 +0000
  • 00a347bee0 Removed remaining old style distribution code (we can get it back from cvs if necessary). Updated error handling. Added better chi-squared tests. John Maddock 2006-08-29 16:41:07 +0000
  • 9a3ade1320 Refactored error handling a little more. Added chi-squared distribution and tests. John Maddock 2006-08-28 12:52:08 +0000
  • 3f52d4029b Spellings ! John Maddock 2006-08-27 09:32:00 +0000
  • fa86c0c490 Updated docs. Rewritten students-t parameter estimator. Added binomial examples. John Maddock 2006-08-26 18:33:46 +0000
  • 9d7123eecf More or less completed normal/binomial/students-t distributions. Updated docs and tests. John Maddock 2006-08-25 18:03:48 +0000
  • 99929b1023 Fixed binomial quantile, added complements, various subtle changes to corner cases, tidied up and removed dead code. Fixed error messages in beta and gamma inverses. Updated binomial test program, refacted cdf test cases to test cdf, quantile and complements in one hit. Added accuracy tests for ibeta_inva and ibeta_invb. Added more docs. John Maddock 2006-08-20 09:28:27 +0000
  • 0d03447123 Added overflow check. John Maddock 2006-08-18 09:39:30 +0000
  • b95e6b469a 1st test pdf and cdf probably OK, but others not. Paul A. Bristow 2006-08-17 17:42:54 +0000
  • a23806eb61 1st draft - pdf and cdf probably OK, but quantile etc are not. Paul A. Bristow 2006-08-17 17:40:55 +0000
  • d40fa2fb99 Changed students-t quantile to be free from cancellation error. Added ibeta_inv overloads that return both x and y. Updated docs to match. John Maddock 2006-08-16 17:33:24 +0000
  • a147f2aa58 Fixed typo in test result message. Added ibeta inverse tests. John Maddock 2006-08-16 12:06:10 +0000
  • ef43e16e47 Adjusted termination conditions to cope with very large first derivatives in some regions. John Maddock 2006-08-16 12:05:08 +0000
  • f965af9da3 Updated incomplete beta code to calculate power terms in a more reliable way. Added explanatory comments describing what's going on. John Maddock 2006-08-16 11:40:38 +0000
  • d66b96d4d6 Added #include <boost/cstdint.hpp> for uintmax_t Paul A. Bristow 2006-08-16 11:40:11 +0000
  • 2befb07120 Adjusted limits to avoid asserts. John Maddock 2006-08-16 11:39:11 +0000
  • a7c3186b5a Added fix for cdf when degrees of freedom parameter is large. John Maddock 2006-08-16 11:38:07 +0000
  • 4ff84d85ab Added sample programs that generate test data for incomplete beta and gamma inverses. Added asin to ntl.hpp: needed for incomplete beta inverse. Fixed limits on table size in the incomplete beta. John Maddock 2006-08-14 17:29:59 +0000
  • 7e902a680e Added root-2 constant. Fixed complement code so that constructors are used now. Adjusted pre-formatted parts of tutorial. Added normal distribution plus tests. John Maddock 2006-08-14 12:33:49 +0000
  • 24b13c2981 Comments & Quieted warnings and added test output Paul A. Bristow 2006-08-14 11:39:28 +0000
  • 463715c9e4 quieted warmings & added test output. Paul A. Bristow 2006-08-14 11:38:17 +0000
  • eacc0ceb7c quieted warnings on unreachable code.. Paul A. Bristow 2006-08-14 11:36:38 +0000
  • c6e4a1aabc Quieted warning unreachable code. Paul A. Bristow 2006-08-14 11:35:20 +0000
  • ee24bfd3ee comments and quieted of warnings unreachable code. Paul A. Bristow 2006-08-14 11:34:15 +0000
  • 4e98273785 Added upper cap on the number of iterations permitted in series evaluation. Fixed beta function so it's better behaved with very large arguments. Updated tests. John Maddock 2006-08-13 17:42:17 +0000
  • 8cc9b6d50d commented out distributions now obselete. Need to redo all these with the distribution classes. Paul A. Bristow 2006-08-13 11:39:58 +0000
  • a436522863 Disable long double tests where not supported. John Maddock 2006-08-12 18:03:54 +0000
  • 9b1798b830 Updated and proof-read docs. John Maddock 2006-08-12 18:01:44 +0000
  • 3ce59eaed5 Fixed gcc errors (duplicate definitions of default parameters). John Maddock 2006-08-12 18:00:54 +0000
  • ed7804629d Updated to use distributions & cosmetic, & removals of warnings at level 4. Paul A. Bristow 2006-08-12 16:09:46 +0000
  • 9ec09012c3 Added disable warnings for MSVC and output. Paul A. Bristow 2006-08-12 15:50:29 +0000
  • dab4cd3c29 attempted add a test for t = 0 and varying degrees of freedom - fails for big df >= 1e16. Paul A. Bristow 2006-08-12 13:29:38 +0000
  • fec4b853a1 *** empty log message *** Paul A. Bristow 2006-08-12 13:28:12 +0000
  • 50ad897d31 Removed - to be replaced by version in \distributions Paul A. Bristow 2006-08-12 11:13:59 +0000
  • d34cdb4311 Replaced by version in \distributions. Paul A. Bristow 2006-08-12 11:11:08 +0000
  • 530d38dd15 quieted C4610 doesn't look helpful. Added copyright JM and a refercen. Also removed a conversion warning with a static cast<RealType>, added output and commited. Paul A. Bristow 2006-08-12 11:06:32 +0000
  • e70e08b902 Tidied up bbv2 setup. Added images and stylesheets. John Maddock 2006-08-11 15:31:31 +0000
  • 38175c5aee Added Paul's name!! John Maddock 2006-08-11 12:37:48 +0000
  • 9895ce48e1 Use distributions instead of dist. Paul A. Bristow 2006-08-11 10:36:18 +0000
  • 59a3e0b48f Moved to distributions folder. Paul A. Bristow 2006-08-11 10:33:53 +0000
  • c88d67eaaa Hopefully fixed graphics. John Maddock 2006-08-11 09:33:53 +0000
  • fe21fb46b3 More tutorial code. John Maddock 2006-08-10 18:16:39 +0000
  • 5c645698c3 Added new style Student's t code and examples. Added tutorial for the new stats code. John Maddock 2006-08-10 12:53:07 +0000
  • 2dcc9167e8 Updated inverse gamma tests. Updated inverse gamma code to prevent premature termination of Halley Iteration. John Maddock 2006-08-10 09:27:19 +0000
  • 46d9b33645 Tightened up root finding tests. Added docs for roots without derivatives. Added derivatives of incomplete gamma and beta. John Maddock 2006-08-01 17:23:10 +0000
  • cd90a9f0d4 Updated and documented the new root finding code. John Maddock 2006-07-31 18:05:41 +0000
  • eca034bb42 Added tests for gamma_P_inva / gamma_Q_inva. Added docs for new inverses of gamma and beta. John Maddock 2006-07-31 11:54:46 +0000
  • 5e67622a7d Fixed gamma_inva. Added floor and ceil termination conditions to toms748_solve. Added ibeta_inva and ibeta_invb. John Maddock 2006-07-27 15:45:17 +0000
  • 5e9f8e74cf Added new equations for docs. John Maddock 2006-07-26 13:08:02 +0000
  • 79a8199f9c Added new root finding algorithm toms748. Tidied up inverse code and moved files to detail directory. Updated docs and Jamfile. John Maddock 2006-07-26 13:06:56 +0000
  • 4ecb968fc7 Begun to refactor and tighten up the tests so that results are actually regression tested as well as printed to screen. Added code for extracting the sign of a number. Fixed a few bugs and tidied up the code a little in places. Changed test_result to properly encapsulate it's contents. John Maddock 2006-07-25 09:17:33 +0000
  • 605742d626 (merge from head) fixed typo in leading comment; removed unnamed namespace reported by inspect tool Gennaro Prota 2006-07-24 21:49:33 +0000
  • 7103f8c0c9 fixed typo in leading comment; removed unnamed namespace reported by inspect tool Gennaro Prota 2006-07-24 21:47:09 +0000
  • e1467c8da3 (merge from head) same as for acos.hpp: fixed license reference text; slight changes to comments to avoid spurious inspect tool warnings Gennaro Prota 2006-07-24 21:38:40 +0000
  • 2875cd33b7 same as for acos.hpp: fixed license reference text; slight changes to comments to avoid spurious inspect tool warnings Gennaro Prota 2006-07-24 21:37:11 +0000
  • 8728ec7e89 (merge from head) fixed license reference text; slight changes to comments to avoid spurious inspect tool warnings Gennaro Prota 2006-07-24 21:33:20 +0000
  • f31a98ad95 fixed license reference text; slight changes to comments to avoid spurious inspect tool warnings Gennaro Prota 2006-07-24 21:29:43 +0000
  • e12af6d280 Improved tests, tightened limits, and made sure input values in the gamma tests are exact. John Maddock 2006-07-20 12:59:17 +0000
  • 94ebae476a Updated generic erf version so it doesn't call the incomplete gamma directly. Refactored the incomplete gamma, improved the changeover between P and Q, added two new finite-sum expansions for integer and half integer arguments. Improved error handing in the inverse gamma. John Maddock 2006-07-20 12:58:29 +0000
  • c4eceb5372 Added missing license info. John Maddock 2006-07-16 16:01:25 +0000
  • 2760d7ad0d Added missing license info. John Maddock 2006-07-16 16:01:25 +0000
  • 74b41709bf Borland C++ fix. John Maddock 2006-07-13 09:47:18 +0000
  • 607e6990cd Added needed include. John Maddock 2006-07-12 17:52:28 +0000
  • cc6a224a8a Added needed #include. John Maddock 2006-07-12 17:44:46 +0000
  • e8c5217846 Example 1 from Wikipedia seems OK. Paul A. Bristow 2006-07-12 16:16:34 +0000
  • 4350382d58 Test seems OK now, including inverse. Paul A. Bristow 2006-07-12 16:14:24 +0000
  • 162f416732 Looks nearer to correct now with test and example1. Paul A. Bristow 2006-07-12 16:13:11 +0000
  • 7596f7bad9 Update to results are corrected .hpp file error Paul A. Bristow 2006-07-11 16:10:45 +0000
  • e06f1fa83b Corrected missing k+1 Paul A. Bristow 2006-07-11 16:09:04 +0000
  • 305ca1f705 comments etc PAB Paul A. Bristow 2006-07-11 14:17:49 +0000
  • 8417d24efd comment lexical cast fqult added Paul A. Bristow 2006-07-11 14:16:50 +0000
  • 58d4299525 Another unused parameter conveted to /* l */ Paul A. Bristow 2006-07-11 14:15:42 +0000
  • 45fce41aa2 Warning suppression. John Maddock 2006-07-11 12:30:40 +0000
  • cda4c449a9 Crush a couple more warnings. John Maddock 2006-07-11 12:27:48 +0000
  • 11bb475338 More comments, still not tested much. Paul A. Bristow 2006-07-10 17:41:53 +0000
  • 86c65d8c9f Add using declaration so that std::fabs is actually found. John Maddock 2006-07-10 16:25:06 +0000
  • 31fbe1eaeb Added needed math_fwd.hpp includes were needed, cleaned up code, and generally got things compiling with gcc. John Maddock 2006-07-10 15:30:36 +0000
  • 6307ffc6d3 tested by PAB at 8 July - links and runs OK Paul A. Bristow 2006-07-09 18:33:33 +0000
  • bc87a3747d Added #pragma's where warnings couldn't be suppressed any other way. Refactored code to suppress warnings where possible. John Maddock 2006-07-09 17:56:55 +0000
  • f7961cdc6d Added missing inline specifiers. John Maddock 2006-07-09 17:54:06 +0000
  • 57d3e67695 Initial commit John Maddock 2006-07-09 16:40:09 +0000