Harry Sarson
29052cbdcc
use math.create() to prevent tests changing global state.
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Tests should not import functions into global math namespace.
2018-05-01 17:40:57 +01:00
Harry Sarson
c23761bee0
separate tests that depend on node
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Ddds new directory 'test/node' for tests which require node.
In practice these tests are the ones that depend on matrixmarket.
2018-05-01 17:38:51 +01:00
jos
229ff3d8ff
Fixed #1063 : derivative not working when resolving a variable with unary minus like math.derivative('-x', 'x')
2018-04-11 13:25:44 +02:00
jos
bf3f62b564
Upgraded to typed-function@1.0.0
2018-02-20 20:59:05 +01:00
jos
99ab11b234
Dropped constant uninitialized
2018-02-04 13:09:09 +01:00
Jos de Jong
cdda817d9f
Merge pull request #1036 from ericman314/implicit-multiplication
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Implicit multiplication
2018-02-04 11:55:15 +01:00
Eric Mansfield
17a4e33ae2
Added tests
2018-02-02 21:14:33 -07:00
jos
82b41e696a
- Implemented OperatorNode.isUnary and OperatorNode.isBinary.
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- Explicit checks for number of arguments everywhere working with `OperatorNode` and `FunctionNode`.
- Fixed #1014 : derivative silently ignoring additional arguments.
2018-01-31 11:00:39 +01:00
jos
3f3d50f7a0
Fixed #833 : the constants true, false, null, undefined, NaN, Infinity, and uninitialized are now parsed as ConstantNodes instead of SymbolNodes in the expression parser
2018-01-23 13:55:57 +01:00
jos
3af55ededa
Merge branch 'simplify2' into develop
2018-01-17 12:16:05 +01:00
Karl Lew
c4b555c36f
#1018 simplifyCore ParenthesisNode
2018-01-16 09:06:24 -08:00
jos
8724ae0ae5
Fixed #1013 : simplify wrongly simplifing some expressions containing unary minus, like 0 - -x
2018-01-13 14:37:27 +01:00
Jos de Jong
4504c3cc2a
Merge pull request #1003 from HarrySarson/3-arg-derivative
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Improves derivative for 3 argument nodes. Closes #1002
2018-01-13 12:32:56 +01:00
Joel Hoover
6e6d0e37b1
Handle error in simplifyConstants when a function has all numeric arguments but is not itself defined
2018-01-08 01:13:14 -05:00
Joel Hoover
77dcd5abe9
Do not let simplifyConstants binarize functions with more than two arguments
2018-01-08 00:42:26 -05:00
Harry Sarson
05e6de2fd9
adds constant node checking with 3+ args
2018-01-04 14:25:05 +00:00
Harry Sarson
59e4c4ca97
derivative correctly handles '+' and '*' with three args
2018-01-04 13:42:00 +00:00
Joel Hoover
97098adad7
Added rule to simplify that allows for combining of like terms in embedded quantities
2018-01-02 01:02:19 -05:00
jos
67eeaea740
Merge branch 'simplify2' into develop
2017-12-28 17:08:46 +01:00
Karl Lew
f1d0beb252
fix for #998 unary minus bug
2017-12-26 15:34:11 -08:00
Jos de Jong
e4ea1eb2aa
Merge pull request #981 from jeffreyshen19/master
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Added a test for ln(x) derivative
2017-12-05 20:49:23 +01:00
jeffreyshen19
8bbed26a2b
added a test for ln(x) derivative
2017-12-05 00:06:10 -05:00
paulobuchsbaum
6a63afb52b
Small fix and and a new test
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I've included one more expression in the test batch
2017-12-03 12:50:39 -02:00
paulobuchsbaum
d0a13eaaa9
Rationalize Package
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Rationalize.js, Rationalize.test.js and index.js changed.
2017-11-27 17:16:21 -02:00
firepick1 (localhost)
c765f3dcca
#958 exponent power rule
2017-10-21 19:23:21 -04:00
Ivan Vergiliev
9dde07ed11
Simplify nested exponentiations
2017-10-17 08:15:22 -07:00
jos
e033697001
Add unit tests against infinite recursive loops in simplify
2017-10-01 20:26:30 +02:00
firepick1 (localhost)
5b175d56a5
#934 unaryMinus simplifyCore
2017-08-28 06:35:40 -07:00
firepick1 (localhost)
4787237b31
#933 +unaryMinus to subtract
2017-08-24 20:18:06 -07:00
firepick1 (localhost)
827ab5dc28
Merge branch 'develop' into simplify2
2017-08-24 19:56:35 -07:00
firepick1 (localhost)
52e29d6456
925 simplify(string, Array, Object)
2017-08-18 17:30:48 -07:00
jos
a18f2068f3
Fixed toString of a parsed expression tree containing an immediately invoked function assignment not being wrapped in parenthesis
2017-08-12 11:03:19 +02:00
jos
54230e8dc9
Fixed #916 handle dynamic function calls in simplify
2017-08-12 10:39:51 +02:00
firepick1 (localhost)
dccec26cb1
#916 simplifyCore loses custom functions
2017-08-08 20:48:24 -07:00
jos
1f2d4f3296
Replaced another occurrence of ES6 backtick
2017-08-06 12:00:51 +02:00
firepick1 (localhost)
53e64ee18d
resolve scope Node values
2017-08-02 13:39:55 -07:00
firepick1 (localhost)
709f1bc075
#907 simplify.resolve
2017-08-02 07:30:00 -07:00
firepick1 (localhost)
bd870d3545
simplifyCore() performance improvement
2017-08-01 11:45:06 -07:00
Timothy Lee
8c92deb1c3
Added derivative of abs
2017-05-10 17:24:15 +09:30
Jos de Jong
71221b75df
Merge pull request #840 from tetslee/fix838
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Fixed simplify to recognize named constants
2017-05-09 20:12:28 +02:00
Timothy Lee
02f01adf3c
Added support for BigNumbers to simplify
2017-05-09 13:20:32 +09:30
Timothy Lee
6f2b5efaac
Disallow implicitly converting a number to a fraction that is not an exact representation
2017-05-08 15:58:06 +09:30
Timothy Lee
82095ebc19
Revert "Changed multiply to only output Fractions when both arguments can be exactly represented as Fractions"
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This reverts commit f3cb41864582b2dc8b07c07d4c22d6c313bcc114.
2017-05-08 15:57:19 +09:30
Timothy Lee
158adc1861
Added support for more constants in simplify
2017-05-08 12:56:56 +09:30
Timothy Lee
f3cb418645
Changed multiply to only output Fractions when both arguments can be exactly represented as Fractions
2017-05-05 16:30:37 +09:30
Timothy Lee
c47dee1d01
Stopped simplify from explicitly converting numbers to Fractions when they can't be expressed exactly.
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It still will implicitly convert to inexact Fractions because of the conversions to Fractions in the typed-functions of binary operators.
2017-05-05 14:54:04 +09:30
Timothy Lee
9e2491e96f
Fixed simplify to recognize named constants
2017-05-05 13:44:21 +09:30
Jos de Jong
43fc3f5cd1
Merge pull request #829 from HarrySarson/qr-implementation
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Changes to QR function
2017-04-17 20:24:04 +02:00
Harry Sarson
815ce4601d
updated calculation of norm of vector
2017-04-16 20:09:31 +01:00
Jos de Jong
e02b9520ea
Merge pull request #819 from HarrySarson/qr-implementation
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Qr implementation
2017-04-15 20:26:04 +02:00
