#8327: Implement the universal cyclotomic field, using Zumbroich basis
-----------------------------------------------------+----------------------
Reporter: nthiery | Owner:
Type: enhancement | Status:
needs_review
Priority: major | Milestone: sage-5.0
Component: number fields | Resolution:
Keywords: Cyclotomic field, Zumbroich basis | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Christian Stump, Simon King | Merged in:
Dependencies: #4539 #10771 #7980 | Stopgaps:
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Changes (by stumpc5):
* status: needs_work => needs_review
* work_issues: don't import numpy =>
Comment:
numpy is now lazy imported:
{{{
sage: 'numpy' in sys.modules
False
sage: sage0("'numpy' in sys.modules")
False
sage: UCF
Universal Cyclotomic Field endowed with the Zumbroich basis
sage: 'numpy' in sys.modules
False
sage: E(5)
E(5)
sage: 'numpy' in sys.modules
True
sage: sage0("'numpy' in sys.modules")
False
}}}
I hope I haven't forgotten any further things!
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/8327#comment:91>
Sage <http://www.sagemath.org>
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