43 lines
1.6 KiB
Diff
43 lines
1.6 KiB
Diff
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commit 5db5d4e56243c609f44afc1f21c112b026f9e1fe
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Author: Oscar Benjamin <oscar.j.benjamin@gmail.com>
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Date: Mon Jul 11 21:24:01 2022 +0100
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Update doctests for SymPy 1.11
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Doctests related to SymPy's rsolve function are updated in:
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src/sage/calculus/test_sympy.py
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src/sage/tests/books/computational-mathematics-with-sagemath/recequadiff_doctest.py
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The form of the output from SymPy has changed since
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https://github.com/sympy/sympy/pull/23567
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diff --git a/src/sage/calculus/test_sympy.py b/src/sage/calculus/test_sympy.py
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index 7cf7f3f6bfd..927e6ee4fb6 100644
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--- a/src/sage/calculus/test_sympy.py
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+++ b/src/sage/calculus/test_sympy.py
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@@ -193,7 +193,7 @@ This was fixed in Sympy, see :trac:`14437`::
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sage: u = Function('u')
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sage: n = Symbol('n', integer=True)
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sage: f = u(n+2) - u(n+1) + u(n)/4
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- sage: 2**n * rsolve(f,u(n))
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- C1*n + C0
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+ sage: expand(2**n * rsolve(f,u(n)))
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+ 2*C1*n + C0
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"""
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diff --git a/src/sage/tests/books/computational-mathematics-with-sagemath/recequadiff_doctest.py b/src/sage/tests/books/computational-mathematics-with-sagemath/recequadiff_doctest.py
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index 1062f4f7e8c..f53f813d793 100644
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--- a/src/sage/tests/books/computational-mathematics-with-sagemath/recequadiff_doctest.py
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+++ b/src/sage/tests/books/computational-mathematics-with-sagemath/recequadiff_doctest.py
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@@ -382,7 +382,7 @@ Sage example in ./recequadiff.tex, line 1798::
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sage: from sympy import rsolve_hyper
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sage: from sympy.abc import n
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sage: rsolve_hyper([-2,1],2**(n+2),n)
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- 2**n*C0 + 2**(n + 2)*(C0 + n/2)
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+ 2**n*C0 + 2**(n + 1)*n
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"""
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