John Benediktsson
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bdf02bfd2b
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math.statistics: faster and simpler entropy word.
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2012-07-11 12:26:20 -07:00 |
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John Benediktsson
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0c5f895371
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math.statistics: minor style cleanup.
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2012-07-10 17:03:01 -07:00 |
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John Benediktsson
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9063235994
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math.functions: minor cleanup.
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2012-06-22 08:38:34 -07:00 |
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John Benediktsson
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55525a8ba4
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math.combinatorics: 100%+ faster combinations.
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2012-06-01 14:07:39 -07:00 |
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John Benediktsson
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d10fd71cb3
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math.functions: implement copysign.
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2012-06-01 08:24:35 -07:00 |
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John Benediktsson
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f090967d77
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math.matrices: adding docs for a few words.
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2012-05-25 12:19:23 -07:00 |
Doug Coleman
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aad94d711b
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math.matrices: Add another test to make sure we calculate kron correctly.
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2012-05-24 09:02:47 -07:00 |
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Doug Coleman
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78f1ca9f14
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math.matrices: Add stitch. Add Kronecker product.
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2012-05-24 08:53:47 -07:00 |
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John Benediktsson
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07b0d52f55
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math.statistics: adding winsorized-mean.
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2012-05-08 08:48:15 -07:00 |
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John Benediktsson
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4c2d01c5ec
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math.statistics: adding trim-mean and signal-to-noise.
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2012-05-08 08:24:57 -07:00 |
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Doug Coleman
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0a5a2a74a7
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math.statistics: Add sum-of-squares word, add sum-of-squared-errors/sum-of-absolute-errors words.
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2012-05-07 15:04:37 -07:00 |
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John Benediktsson
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495637a087
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math.matrices: adding hilbert-matrix, toeplitz-matrix, hankel-matrix, and box-matrix.
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2012-05-04 18:01:21 -07:00 |
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Doug Coleman
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9a4e66c8a6
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math.statistics: Add power-mean and quadratic-mean.
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2012-05-04 15:27:46 -07:00 |
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John Benediktsson
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7ab521f0ba
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math.statistics: simpler (faster) version of rescale.
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2012-05-04 14:51:38 -07:00 |
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John Benediktsson
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87686a9a31
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math.statistics: adding contraharmonic-mean.
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2012-05-04 14:43:29 -07:00 |
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John Benediktsson
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4339b14d77
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math.statistics: adding mean-dev and median-dev.
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2012-05-04 14:40:24 -07:00 |
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John Benediktsson
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bacdd691fc
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math.statistics: separate "sample-" and "full-" versions of var, std, ste, and corr.
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2012-05-04 14:31:26 -07:00 |
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John Benediktsson
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0435098bd8
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math.statistics: adding standardize, differences, rescale.
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2012-05-04 14:18:45 -07:00 |
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Doug Coleman
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6f3fe950a7
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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.
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2012-05-04 11:31:05 -07:00 |
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John Benediktsson
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31c7bd8e86
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math.functions: adding generalized signum function. Fixes #509.
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2012-05-03 14:44:10 -07:00 |
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John Benediktsson
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95b82eecfa
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math.vectors: adding p-norm.
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2012-05-03 13:27:00 -07:00 |
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Doug Coleman
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f6398365bd
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math.functions: rename exp to e^ to be consistent with 2^ and 10^. update things.
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2012-05-02 10:22:23 -07:00 |
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Doug Coleman
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fee4d76b73
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math.functions: Add e^ and sigmoid functions.
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2012-05-02 09:21:34 -07:00 |
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John Benediktsson
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5878b6982b
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math.statistics: adding entropy function.
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2012-04-26 18:40:59 -07:00 |
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John Benediktsson
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6f89c1824d
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change to in-place reverse.
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2012-04-24 18:51:46 -07:00 |
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John Benediktsson
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817b45ee03
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math.combinatorics: minor performance improvements.
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2012-04-24 18:42:34 -07:00 |
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John Benediktsson
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f24e40800a
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math.combinatorics: faster version of factorial.
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2012-04-24 10:06:00 -07:00 |
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Doug Coleman
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cd9394f8c6
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math.statistics: Add eight methods for calculating quantiles. Add quartile. Add kth-smallests et al, refactor medians.
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2012-04-24 03:17:50 -07:00 |
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Doug Coleman
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7cb094d521
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math.statistics: Make a safe version of kth-object. Bounds check k w/ regards to seq.
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2012-04-23 13:55:25 -07:00 |
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John Benediktsson
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b9bcfdab8e
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math.combinatorics: adding <combinations> and <permutations> sequences.
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2012-04-23 08:30:22 -07:00 |
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Doug Coleman
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7ad089b682
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math.statistics: Generalize kth-smallest into kth-object, add kth-largest. Add count-relative and minmax-relative for counting the number of lt, eq, gt elements, and getting the max lt and min gt in one pass.
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2012-04-22 23:41:13 -07:00 |
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John Benediktsson
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c00ddde434
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math.combinatorics: fix failed find combinations/permutations.
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2012-04-21 20:11:47 -07:00 |
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John Benediktsson
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bada993f78
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math.combinatorics: adding find-combination and find-permutation.
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2012-04-20 23:31:40 -07:00 |
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John Benediktsson
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7a15418cf4
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math.functions: adding another test for roots.
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2012-04-19 13:34:42 -07:00 |
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John Benediktsson
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adc7b22997
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math.functions: adding "roots" word to get arbitrary roots from numbers.
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2012-04-19 12:19:14 -07:00 |
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John Benediktsson
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1e8eb18216
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math.functions: adding docs and tests for ^mod.
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2012-04-19 08:20:11 -07:00 |
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Doug Coleman
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0322b4d028
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math.combinators: Add filter-permutations/combinations. Minor cleanup.
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2012-04-18 15:18:54 -07:00 |
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Doug Coleman
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229d0e0549
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math.combinators: Add map-permutation
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2012-04-18 15:18:54 -07:00 |
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John Benediktsson
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e9ffd2da37
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math.statistics: adding cumulative versions of sum, product, min, and max.
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2012-04-12 10:30:16 -07:00 |
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Doug Coleman
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021e0f2ce6
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math.statistics: Fix docs for help-lint.
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2012-04-10 08:52:12 -07:00 |
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John Benediktsson
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236dd2cc97
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math.combinatorics: fix help-lint.
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2012-04-09 11:43:22 -07:00 |
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John Benediktsson
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214195e56a
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Revert "math.functions: simpler without "simple-gcd"."
This reverts commit aa7f60ebbc.
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2012-04-05 10:34:50 -07:00 |
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John Benediktsson
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b240519bff
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math.functions: simpler without "simple-gcd".
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2012-04-05 10:31:46 -07:00 |
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John Benediktsson
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b2ffda32ca
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math: adding a fast-gcd that speeds up all ratio operations by up to 10 times for bignum ratios.
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2012-04-05 09:17:52 -07:00 |
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John Benediktsson
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57231bfef4
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math.statistics: change 'var' to 'sample-var' and implement variance, covariance, and correlation.
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2012-04-02 17:12:32 -07:00 |
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John Benediktsson
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4f046a2339
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math.vectors: separate "dot product" from "Hermitian inner product". Fixes #484.
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2012-03-29 10:56:39 -07:00 |
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John Benediktsson
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7a07e8742c
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math.combinatorics: fix tests for next-permutation.
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2012-03-02 10:05:57 -08:00 |
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John Benediktsson
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7bb807d441
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math.combinatorics: fix docs for next-permutation.
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2012-03-02 09:55:22 -08:00 |
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John Benediktsson
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8d56193edd
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math.combinatorics: implementing "next-permutation".
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2012-03-02 09:54:35 -08:00 |
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John Benediktsson
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de74b98278
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math.vectors: fix some $examples in docs.
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2011-12-29 17:31:55 -08:00 |