Changes between Version 13 and Version 22 of Ticket #10720
 Timestamp:
 Dec 18, 2017, 11:04:59 AM (5 years ago)
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Ticket #10720
 Property Cc bruno added

Property
Summary
changed from
nth_root in power series
tonth_root for (Laurent) polynomials and power series

Property
Milestone
changed from
sage4.6.2
tosage8.2

Ticket #10720 – Description
v13 v22 1 computation of an nth root of a power series using the Newton method 1 There is a nth_root method defined on univariate and multivariate polynomials. 2 {{{ 3 sage: R.<x,y,z> = QQ[] 4 sage: (32 * (x*y + 1)^5 * (x+y+z)^5).nth_root(5) 5 2*x^2*y + 2*x*y^2 + 2*x*y*z + 2*x + 2*y + 2*z 6 }}} 7 We should make it available on 2 8 3  4 5 Apply 6 7 1. [attachment:trac_10720_power_series_nth_root_2.patch] 8 1. [attachment:trac_10720_power_series_nth_root_3.patch] 9 1. [attachment:trac_10720_power_series_nth_root_4.patch] 9  univariate and multivariate Laurent polynomials 10  univariate and multivariate power series 11  univariate and multivariate Laurent power series