#14788: lambert_w should not allow differentiation in the branch parameter
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Reporter: burcin | Owner: burcin
Type: defect | Status: new
Priority: major | Milestone: sage-5.11
Component: symbolics | Keywords: specialfunction
Work issues: | Report Upstream: N/A
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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{{{
sage: var('x,n')
(x, n)
sage: t = lambert_w(n, x)
sage: t.diff(x)
lambert_w(n, x)/(x*lambert_w(n, x) + x)
sage: t.diff(n)
lambert_w(n, x)/(x*lambert_w(n, x) + x)
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14788>
Sage <http://www.sagemath.org>
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