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939 Commits (0fb4bbb6f3cd557ec1f8a4ed9a5fde63f26cc9c5)

Author SHA1 Message Date
John Benediktsson 77b3d509be math.combinatorics: cleanup stack effects to be more descriptive. 2013-04-18 07:15:47 -07:00
John Benediktsson 81f733493d math.combinatorics: much faster permutations, cleanup combinations code. 2013-04-18 07:04:17 -07:00
John Benediktsson 433adf8dd2 math.combinatorics: big speedup to combinations. 2013-04-17 20:57:48 -07:00
John Benediktsson 3862c4f9b5 math.combinatorics: remove duplicate nths-unsafe. 2013-04-06 14:29:47 -07:00
John Benediktsson decd9ed1ee math.combinatorics: make permutations-quot to reduce code duplication. 2013-04-06 13:12:57 -07:00
John Benediktsson b646d1e1b8 math.combinatorics: produce type of sequence in selections. 2013-04-06 13:06:23 -07:00
John Benediktsson 64111e1342 math.combinatorics: use nth-unsafe more. 2013-04-06 12:43:02 -07:00
John Benediktsson d15dbaebb4 math.combinatorics: faster nCk (use integer division). 2013-04-06 11:43:20 -07:00
John Benediktsson a52ee59005 math.combinatorics: faster permutation (using slices). 2013-04-05 07:28:22 -07:00
John Benediktsson 360c2ee5a7 math.functions: remove round-to. 2013-04-01 17:02:44 -07:00
John Benediktsson e5f9696aae math.ratios: adding some tests for M\ ratio /mod. 2013-03-29 08:32:35 -07:00
John Benediktsson 71d37429ba math.functions: faster >rect by specializing for complex. 2013-03-28 18:02:55 -07:00
John Benediktsson b38f42f73c math.ratios: faster M\ ratio mod. 2013-03-28 15:00:21 -07:00
John Benediktsson 7c62a94ce6 math.ratios: faster M\ ratio /mod. 2013-03-28 14:56:47 -07:00
John Benediktsson 02d9565732 math.statistics: adding demean and demedian, cleanup a bit. 2013-03-28 11:40:46 -07:00
John Benediktsson 814cdaf26d math.functions: clarify rounding behavior. 2013-03-26 14:35:38 -07:00
John Benediktsson 4c941e8996 math.functions: speed up round (thanks Loryn Jenkins!) 2013-03-26 14:22:21 -07:00
Doug Coleman 5224fba820 math: Revert clone on median algorithm, perhaps need to revisit this. Call clump for moving-median 2013-03-24 01:14:35 -07:00
Doug Coleman bfbe6edde6 math.statistics: Median now changes the order of the sequence, so clone it first. 2013-03-24 01:08:28 -07:00
Doug Coleman 8c19602ae9 assocs: Add of and ?of. Change all the things at once! Fixes #701. 2013-03-23 14:59:07 -07:00
John Benediktsson 684c2793e7 math: some style cleanup. 2013-03-21 08:54:14 -07:00
Doug Coleman 07e223564f math.ranges: Stopgap fix for math.ranges unit tests. See issues #803, #800, #508. 2013-03-20 15:54:57 -07:00
Doug Coleman eb136e0f21 math.ranges: Add a bunch more tests for empty ranges. 2013-03-20 13:52:03 -07:00
Doug Coleman 6697f3effb math.statistics: Fix histogram and collect. Histogram used each-index even when it didn't need to. 2013-03-10 12:57:48 -07:00
John Benediktsson b571a42679 Use -unsafe words with pair methods. 2013-03-07 10:47:23 -08:00
John Benediktsson 1ae04f1247 math.statistics: adding z-score. 2013-02-07 15:50:34 -08:00
Doug Coleman 18b7960e09 math.statistics: Add docs for collect-by and collect-index-by. 2013-02-05 09:35:51 -08:00
John Benediktsson 422ccf9901 math.functions: adding "round-to". 2013-01-30 09:41:21 -08:00
Doug Coleman fb60673840 math.vectors: Don't use macro with locals and cond in vif. Stack-checker/locals/macros/smart-combinators all need some work (a rewrite?), but meanwhile don't let it get in the way. Add tests. 2013-01-03 09:49:31 -08:00
Doug Coleman 2ab5607670 math.vectors: Fix spacing. 2013-01-02 00:09:21 -08:00
John Benediktsson 82dc0bf045 math.statistics: just use accumulate for now. 2012-12-04 08:56:21 -08:00
Doug Coleman 516549b52c basis: Try to fix the build. My profiler is hanging, but I can't figure out why. See if the build farm has the same is 
sue.
 2012-11-27 12:47:44 -06:00
Doug Coleman 6e48f8ab15 math.statistics: Add a variant of histogram that can see the sequence index. 2012-11-17 12:39:54 -08:00
Doug Coleman d31105813b math.statistics: Add back std as sample-std. 2012-11-15 08:27:41 -08:00
Doug Coleman 2ada02726b math.statistics: Make you think about which std you want--population or sample. Hopefully use the right words everywhere. 2012-11-07 22:53:53 -08:00
Doug Coleman a4e55a3eee math.statistics: Rename full-* to population-*. Full, while somewhat descriptive of using the entire dataset, is not a technical term, while population is used in Mathematica and stats books. 2012-11-07 22:53:52 -08:00
Doug Coleman 401dd47335 math.matrices: Add m+n, m-n, n+m, n-m, words. 2012-11-07 22:53:52 -08:00
John Benediktsson 1e413edf3a math.statistics: rename full-* to population-*. 2012-11-06 07:16:20 -08:00
John Benediktsson 23fc7b3eb9 math.statistics: add some padding in the docs (looks better). 2012-10-25 21:01:17 -07:00
John Benediktsson 71da857f43 math.statistics: add other cumulative words to help article. 2012-10-25 16:30:31 -07:00
Doug Coleman b867a248a2 math.statistics: Add cum-count, cum-sum0, cum-map0. Add docs. 2012-10-25 16:13:25 -07:00
John Benediktsson 013160df9a change some "2drop 2drop" to "4drop". 2012-10-23 12:21:30 -07:00
John Benediktsson eaa19eb36f math.primes.erato: minor performance improvements. 2012-10-23 10:49:45 -07:00
Doug Coleman 4c4d186ae4 math.matrices: Trying to flesh out the matrices vocabulary a bit. 2012-10-22 09:47:36 -07:00
Doug Coleman 923f3592c8 math.statistics: Add ddof (delta degrees-of-freedom) to easily calculate population (full) and unbiased (sample) statistics. 2012-10-22 09:47:35 -07:00
Doug Coleman 7906632952 math.matrices: Add some combinators for iterating over matrices. Add covariance matrix. 2012-10-22 09:47:35 -07:00
Doug Coleman b23e52f532 math.matrics: Add some combinators and indexing words to math.matrices. 2012-10-22 09:47:35 -07:00
John Benediktsson 13f101bd2b math.statistics: empty-sequence is silly. 2012-09-26 17:09:23 -07:00
John Benediktsson 7fb8db2e74 math.statistics: adding a normalized-histogram word. 2012-09-26 08:39:11 -07:00
John Benediktsson 6072e58db3 math.statistics: remove probabilities word, not really needed. 2012-09-26 08:32:30 -07:00
John Benediktsson ca69afec31 math.statistics: use "cumulative map" as base of all cumulative words. 2012-09-25 22:27:42 -07:00
John Benediktsson a283782abe math.statistics: some fixes to entropy, adding maximum-entropy and normalized-entropy. 2012-09-25 20:17:34 -07:00
Doug Coleman 8e8712efab math.bitwise: Fix bit-range and test it. 2012-09-19 17:03:13 -07:00
Doug Coleman 19b6ae71d5 math.bitwise: Fix on-bits for negative values, which also fixes bits. Add unit tests. 2012-09-19 16:39:22 -07:00
Doug Coleman f0464fa097 math.bitwise: Inline bit-range 2012-09-19 16:15:14 -07:00
Doug Coleman 2735d3a5d7 math.bitwise: Add bit-range 2012-09-19 15:44:19 -07:00
Alex Vondrak 4c53c971c1 compiler.cfg.gvn.math: missed some availability checks that were causing math.vectors.simd.tests to fail (issue #671) 2012-09-18 00:07:10 -07:00
Doug Coleman 2282007334 math.ratios: Add unit tests for bug #668. 2012-09-11 08:16:25 -07:00
John Benediktsson e84e508256 math.ratios: speed up some operations on ratios. 2012-09-10 19:53:25 -07:00
John Benediktsson c86b2d2161 math.combinatorics: factorial could be memoized... 2012-09-05 11:02:38 -07:00
Doug Coleman d2317c71f5 math.statistics: add rank-values 2012-09-04 18:52:38 -07:00
John Benediktsson 8ed541b26b math.ratios: slight fix to M\ ratio recip for negative ratios. 2012-09-02 10:08:00 -07:00
John Benediktsson 009fb4249e math: faster recip for integers and ratios. 2012-09-02 09:47:31 -07:00
John Benediktsson b39547a866 math.bitwise: some cleanup of zero handling. 2012-08-31 15:58:54 -07:00
John Benediktsson 3836d57321 math.functions: faster (integer) m^n. 2012-08-31 15:10:48 -07:00
Doug Coleman 6c9a6122de math.vectors: Implement infinity p-norm and special-case l1-norm and l2-norm. 2012-08-30 16:47:45 -07:00
Doug Coleman 27f445d505 assocs: Add sift-keys and sift-values. Remove three other implementations 
of sift-values and use the new one.
 2012-08-23 22:36:10 -07:00
John Benediktsson dd2a5729a7 math.primes.erato: bit faster by inlining. 2012-08-23 09:35:09 -07:00
John Benediktsson ea25cde2af math.functions: make it clear that 0 = is the more correct zero?. 2012-08-13 08:03:54 -07:00
Doug Coleman 432c114745 math.complex: Fix using list. 2012-08-12 13:55:36 -07:00
John Benediktsson 4561cf7684 Revert "math.functions: cleaner rect>." 
This reverts commit 5ecff652ba.
 2012-08-11 10:40:41 -07:00
Doug Coleman 2b45ba9a4f math.complex: Check C{ } syntax -- can only have two elements in the complex array. Fixes #612. 2012-08-10 15:58:04 -07:00
John Benediktsson 0178117d6c math.functions: cleaner rect>. 2012-08-10 15:51:11 -07:00
John Benediktsson 2e9c20a12e math.matrices: adding the outer product. 2012-08-08 17:02:39 -07:00
Doug Coleman ffe1c510ae math.matrices: rename van-der-monde to vandermonde 2012-07-30 16:44:08 -07:00
John Benediktsson 088dfa4861 math.matrices: adding van-der-monde matrix. 2012-07-30 16:15:21 -07:00
John Benediktsson aed6825b4a math.vectors: implement v^, v^n, n^v. 2012-07-30 16:15:00 -07:00
John Benediktsson 1a73e79ef7 cleanup some use of with-scope. 2012-07-19 13:55:34 -07:00
John Benediktsson 0359a4e823 math.intervals: using short-circuit logic. 2012-07-17 20:08:12 -07:00
John Benediktsson bdf02bfd2b math.statistics: faster and simpler entropy word. 2012-07-11 12:26:20 -07:00
John Benediktsson 0c5f895371 math.statistics: minor style cleanup. 2012-07-10 17:03:01 -07:00
John Benediktsson 9063235994 math.functions: minor cleanup. 2012-06-22 08:38:34 -07:00
John Benediktsson 55525a8ba4 math.combinatorics: 100%+ faster combinations. 2012-06-01 14:07:39 -07:00
John Benediktsson d10fd71cb3 math.functions: implement copysign. 2012-06-01 08:24:35 -07:00
John Benediktsson f090967d77 math.matrices: adding docs for a few words. 2012-05-25 12:19:23 -07:00
Doug Coleman aad94d711b math.matrices: Add another test to make sure we calculate kron correctly. 2012-05-24 09:02:47 -07:00
Doug Coleman 78f1ca9f14 math.matrices: Add stitch. Add Kronecker product. 2012-05-24 08:53:47 -07:00
John Benediktsson 07b0d52f55 math.statistics: adding winsorized-mean. 2012-05-08 08:48:15 -07:00
John Benediktsson 4c2d01c5ec math.statistics: adding trim-mean and signal-to-noise. 2012-05-08 08:24:57 -07:00
Doug Coleman 0a5a2a74a7 math.statistics: Add sum-of-squares word, add sum-of-squared-errors/sum-of-absolute-errors words. 2012-05-07 15:04:37 -07:00
John Benediktsson 495637a087 math.matrices: adding hilbert-matrix, toeplitz-matrix, hankel-matrix, and box-matrix. 2012-05-04 18:01:21 -07:00
Doug Coleman 9a4e66c8a6 math.statistics: Add power-mean and quadratic-mean. 2012-05-04 15:27:46 -07:00
John Benediktsson 7ab521f0ba math.statistics: simpler (faster) version of rescale. 2012-05-04 14:51:38 -07:00
John Benediktsson 87686a9a31 math.statistics: adding contraharmonic-mean. 2012-05-04 14:43:29 -07:00
John Benediktsson 4339b14d77 math.statistics: adding mean-dev and median-dev. 2012-05-04 14:40:24 -07:00
John Benediktsson bacdd691fc math.statistics: separate "sample-" and "full-" versions of var, std, ste, and corr. 2012-05-04 14:31:26 -07:00
John Benediktsson 0435098bd8 math.statistics: adding standardize, differences, rescale. 2012-05-04 14:18:45 -07:00
Doug Coleman 6f3fe950a7 math.matrices: Add a diagonal-matrix word that makes an nxn matrix from a sequence. 
Optimize identity-matrix word -- 2-3x faster using diagonal-matrix.
Add an eye word that makes an mxn diagonal matrix with a diagonal offset by k.
 2012-05-04 11:31:05 -07:00
John Benediktsson 31c7bd8e86 math.functions: adding generalized signum function. Fixes #509. 2012-05-03 14:44:10 -07:00
John Benediktsson 95b82eecfa math.vectors: adding p-norm. 2012-05-03 13:27:00 -07:00