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[Axiom-developer] [#176 Factored Polynomials aren't differentiated corre
From: |
kratt6 |
Subject: |
[Axiom-developer] [#176 Factored Polynomials aren't differentiated correctly] Fix |
Date: |
Tue, 21 Jun 2005 05:45:05 -0500 |
Changes
http://page.axiom-developer.org/zope/mathaction/176FactoredPolynomialsArentDifferentiatedCorrectly/diff
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The mistake is in differentiate\$FR which currently reads::
differentiate(u:%, deriv: R -> R) ==
ans := deriv(unit u) * ((u exquo (fr := unit(u)::%))::%)
ans + fr * (_+/[fact.xpnt * deriv(fact.fctr) *
((u exquo nilFactor(fact.fctr, 1))::%) for fact in factorList u])
It intends to use the formula
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forwarded from http://page.axiom-developer.org/zope/mathaction/address@hidden