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gh-117999: fixed small integer powers of complex numbers #118000

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gh-117999: fixed small integer powers of complex numbers #118000

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70d21c7
gh-117999: fixed small nonnegative integer powers of complex numbers
skirpichev Apr 17, 2024
8e0c482
Polishing of c_powu(): exclude unreachible cases and magic numbers
skirpichev May 29, 2024
6fb1d12
Use _Py_c_pow() to test implementation
skirpichev May 30, 2024
87c420a
Merge branch 'main' into fix-c_powi-117999
skirpichev May 31, 2024
389441d
Apply suggestions from code review
skirpichev Aug 19, 2024
9f24ad1
Apply suggestions from code review
skirpichev Aug 19, 2024
807bcc6
Address review: subTest and asserts
skirpichev Aug 19, 2024
b3ec9c6
Merge branch 'main' into fix-c_powi-117999
skirpichev Sep 17, 2025
8cc2a2b
rename news
skirpichev Sep 17, 2025
9e9b454
take tests from #124243
skirpichev Sep 17, 2025
7f25e09
Use new _Py_rc_quot()
skirpichev Sep 17, 2025
99c7be1
run _Py_ADJUST_ERANGE2 only for finite input
skirpichev Sep 17, 2025
a86abc1
inline c_1
skirpichev Sep 17, 2025
eab53c3
Merge branch 'main' into fix-c_powi-117999
skirpichev Aug 18, 2026
15229fc
fix test (smaller eps value to pass assertClose tests)
skirpichev Aug 18, 2026
e4d6205
+news
skirpichev Aug 18, 2026
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+news
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@skirpichev
skirpichev committed Aug 18, 2026
commit e4d6205eabd9672a073139aebbc821c661969b96
4 changes: 3 additions & 1 deletion Misc/NEWS.d/next/Core_and_Builtins/2024-04-17-19-39-30.gh-issue-117999.oCJkud.rst
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Fixed small nonnegative integer powers for complex numbers with special values
(``±0.0``, infinities or nan's) in components. Patch by Sergey B Kirpichev.
(``±0.0``, infinities or nan's) in components. Negative powers of infinite
numbers now evaluate to zero instead of NaN. Powers of infinite numbers no
longer raise :exc:`OverflowError`.
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