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Re: [xsl] Constructing a sequence: numbers are added up repeatedly


Subject: Re: [xsl] Constructing a sequence: numbers are added up repeatedly
From: Hermann Stamm-Wilbrandt <STAMMW@xxxxxxxxxx>
Date: Thu, 3 Nov 2011 17:26:33 +0100

Not a known sequence:
http://oeis.org/search?q=1,3,5,7,9,11,12,14,15,17,18,20

But a subsequence of more than 8000 known ones:
http://oeis.org/search?q=1%203%205%207%209%2011%2012%2014%2015%2017%2018%2020



Mit besten Gruessen / Best wishes,

Hermann Stamm-Wilbrandt
Level 3 support for XML Compiler team, Fixpack team lead
WebSphere DataPower SOA Appliances
https://www.ibm.com/developerworks/mydeveloperworks/blogs/HermannSW/
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  From:       Manfred Staudinger <manfred.staudinger@xxxxxxxxx>                                                    
                                                                                                                   
  To:         David Carlisle <davidc@xxxxxxxxx>,                                                                   
                                                                                                                   
  Cc:         xsl-list@xxxxxxxxxxxxxxxxxxxxxx                                                                      
                                                                                                                   
  Date:       11/03/2011 03:25 PM                                                                                  
                                                                                                                   
  Subject:    Re: [xsl] Constructing a sequence: numbers are added up repeatedly                                   
                                                                                                                   





Hi Andrew, David,

Perfect! Thanks a lot!

Regards,
Manfred

On 03/11/2011, David Carlisle <davidc@xxxxxxxxx> wrote:
> <xsl:stylesheet version="2.0"
> 		 		 xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
> 		 		 xmlns:f="data:,f"
> 		 		 xmlns:xs="http://www.w3.org/2001/XMLSchema">
>
>
> <xsl:template name="m">
> <xsl:variable name="t1" select="'Mlmlmhmhmvmv'"/>
> ---
> <xsl:sequence select="f:seq(string-to-codepoints($t1),0,1)"/>
> ---
> </xsl:template>
>
> <xsl:function name="f:seq" as="xs:integer*">
>   <xsl:param name="s"  as="xs:integer*"/>
>   <xsl:param name="t"  as="xs:integer"/>
>   <xsl:param name="p"  as="xs:integer"/>
>   <xsl:variable name="n" select="$s[1]"/>
>   <xsl:variable name="m" select="if($n=(104,118)) then 0 else if
> ($n=122) then -1 else 1"/>
>   <xsl:sequence select="if(exists($s)) then
>    $p + $t,
>    f:seq($s[position()!=1],$t + $m, $p+1) else ()"/>
> </xsl:function>
> </xsl:stylesheet>
>
>
>
> $ saxon9 -it m sums.xsl
> <?xml version="1.0" encoding="UTF-8"?>
> ---
> 1 3 5 7 9 11 12 14 15 17 18 20
> ---
>
>
> David
>
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