<div dir="ltr"><div>Blake,</div><div><br></div><div>Have you received a reply to your query? I'm afraid it has been in my spam folder since July 26, and I have only just noticed it. </div><div><br></div><div>Like you I'm puzzled, but not in quite the same way. The rule for -ers goes</div><div><br></div><div>
<dl><dt>(<i>i</i>)
<b><i>giv hav skap</i></b>
</dt><dd>delete <b><i>ers</i></b> suffix
</dd><dt>(<i>ii</i>)
<b><i>amm ast ind kap kk lt nk omm pp v øst</i></b>
</dt><dd>do nothing
</dd><dt>(<i>iii</i>)
if none of these suffixes are present
</dt><dd>delete <b><i>ers</i></b> suffix
</dd></dl>(If I've understood correctly) the tests in (i) seem to be irrelevant, since ers will get deleted anyway by (iii). 'none' in (iii) must refer to the list in (ii). balders -> bald by (iii). The snowball code reflects this exactly but 'giv' 'hap' 'skap' seem again to be irrelevant.</div><div><br></div><div>All this is a development from my original Norwegian stemmer at <a href="http://snowball.tartarus.org/algorithms/norwegian/stemmer.html">http://snowball.tartarus.org/algorithms/norwegian/stemmer.html</a> , presumably to get a more delicate test for removal of -ers.</div><div><br></div><div><br></div><div></div></div>