Changes between Version 2 and Version 7 of Ticket #10720


Ignore:
Timestamp:
Feb 3, 2011, 3:23:24 PM (12 years ago)
Author:
pernici
Comment:

With trac_10720_power_series_nth_root_3.patch nth_root is much faster for n large

sage: S.<t> = QQ[[]]
sage: p = t.exp(30)
sage: %time p1 = p.nth_root(1000)
Wall time: 0.01 s

with the previous version it takes 84s

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  • Ticket #10720

    • Property Status changed from new to needs_review
    • Property Type changed from PLEASE CHANGE to defect
  • Ticket #10720 – Description

    v2 v7  
    11computation of an nth root of a power series using the Newton method
    22
    3 Apply trac_10720_power_series_nth_root_2.patch
     3Apply:
     4
     51. trac_10720_power_series_nth_root_2.patch
     6
     72. trac_10720_power_series_nth_root_3.patch