[Boost-bugs] [Boost C++ Libraries] #6030: formula error in log1p docs

Subject: [Boost-bugs] [Boost C++ Libraries] #6030: formula error in log1p docs
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2011-10-17 19:59:03

#6030: formula error in log1p docs
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 Reporter:  Richard B. Kreckel <kreckel@…>         |       Owner:  johnmaddock
     Type:  Bugs                                   |      Status:  new        
Milestone:  To Be Determined                       |   Component:  math       
  Version:  Boost 1.47.0                           |    Severity:  Cosmetic   
 Keywords:                                         |  
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 The documentation page for log1p mentions the alternative formula:
   log(1+x) == (log(1+x) * x) / ((1-x) - 1)
 This is apparently wrong. The correct formula is:
   log(1+x) == (log(1+x) * x) / ((1+x) - 1)
 (Note the sign of x in the denominator.)

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Ticket URL: <https://svn.boost.org/trac/boost/ticket/6030>
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