Skip to content

Series#1237

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
rocky merged 8 commits into from
Apr 18, 2021
Merged

Series #1237

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
8 commits
Select commit Hold shift + click to select a range
cfbd26f
Fixing D.apply
mmatera Apr 6, 2021
bb448f3
adding rules for specialfunctions derivatives
mmatera Apr 6, 2021
5292c1a
basic implementation of Series
mmatera Apr 7, 2021
4f47228
Fixing D.apply
mmatera Apr 6, 2021
d2e1a79
adding rules for specialfunctions derivatives
mmatera Apr 6, 2021
11762a9
basic implementation of Series
mmatera Apr 7, 2021
8b33204
Small tweaks to CHANGES; remove a stray print()
rocky Apr 18, 2021
f59131f
Merge branch 'series' of github.com:mathics/Mathics into series
rocky Apr 18, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 5 additions & 2 deletions CHANGES.rst
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -1,19 +1,22 @@
CHANGES
=======


2.1.1
-----


New builtins
++++++++++++

* ``Dispatch``
* ``Series``, ``O`` and ``SeriesData``



Enhancements
++++++++++++

* ``D`` and ``Derivative`` improvements.
* ``Table`` [*expr*, *n*] is supported.
* ``ToString`` accepts an optional *form* parameter.
* ``ToExpression`` handles multi-line string input
Expand All@@ -24,10 +27,10 @@ Enhancements
Bug fixes
+++++++++


* ``SetTagDelayed`` does not evaluate now the rhs before assignment.
* ``$InstallationDirectory`` starts out Unprotected


2.1.0
-----

Expand Down
7 changes: 6 additions & 1 deletion mathics/builtin/arithmetic.py
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -37,10 +37,10 @@
SymbolInfinity,
SymbolN,
SymbolNull,
SymbolSequence,
SymbolTrue,
SymbolFalse,
SymbolUndefined,
SymbolSequence,
from_mpmath,
from_python,
)
Expand DownExpand Up@@ -1841,6 +1841,9 @@ class Gamma(_MPMathMultiFunction):
rules = {
"Gamma[z_, x0_, x1_]": "Gamma[z, x0] - Gamma[z, x1]",
"Gamma[1 + z_]": "z!",
"Derivative[1][Gamma]": "(Gamma[#1]*PolyGamma[0, #1])&",
"Derivative[1, 0][Gamma]": "(Gamma[#1, #2]*Log[#2] + MeijerG[{{}, {1, 1}}, {{0, 0, #1}, {}}, #2])&",
"Derivative[0, 1][Gamma]": "(-(#2^(-1 + #1)/E^#2))&",
}

def get_sympy_names(self):
Expand DownExpand Up@@ -1870,6 +1873,8 @@ class Pochhammer(SympyFunction):

rules = {
"Pochhammer[a_, n_]": "Gamma[a + n] / Gamma[a]",
"Derivative[1,0][Pochhammer]": "(Pochhammer[#1, #2]*(-PolyGamma[0, #1] + PolyGamma[0, #1 + #2]))&",
"Derivative[0,1][Pochhammer]": "(Pochhammer[#1, #2]*PolyGamma[0, #1 + #2])&",
}


Expand Down
Loading