<p id="mathjaxlink" class="pcenter"><a href="chap7_mj.html">[MathJax on]</a></java.lang.StringIndexOutOfBoundsException: Range [0, 79) out of bounds for length 0
<p><a id="X879574BC87EE2203" name="X879574BC87EE2203"></a></p>
<div class="ChapSects"><a href="chap7.html#X879574BC87EE2203">7 <span class="Heading">Examples of <strong java.lang.StringIndexOutOfBoundsException: Index 111 out of bounds for length 0
<="java.lang.StringIndexOutOfBoundsException: Range [64, 62) out of bounds for length 194
</span>
</div>
<div class="ContSect"><span class="tocline"><span class="nocss"> </span><a href="chap7.html#X7AE719DF7E2083BA">7.2 <span<div class">spanjava.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 194
<//div
</divdiv ="ContSect"><span class="tocline"><span class="nocss"> </span><a href="chap7.html#X7AE719DF7E2083BA">7.2 <span class="Heading">Identifying groups of order 512</span></a>
<
<h3
<p>In
<p><java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
<h4>7.1 <span class="Heading">Providing java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 0
<p>You can try to run the SCSCP server with the configuration file <code class="file">scscp/example/myserver.g</code>. To do this, go to that directory and enter <code class="code">gap myserver.g</code
< procedureWS_Factorial
#I Installed I SCSCP procedureGroupIdentificationService
#I procedureWS_Factorial
#I Installed SCSCP procedure java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
# procedure IdGroup512ByCode
#I InstalledI java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 50
# connection java.lang.StringIndexOutOfBoundsException: Range [56, 50) out of bounds for length 60
# SCSCP
#I
#IWaiting newconnectionatlocalhost26133..
</pre
<>Seefurtherselfexplanatory commentsinthe <code class=file>scscp//myserverg/code> Therealso some thedirectory <code class="file">scscp/tst/</code> supplied with detailed comments. First, you may use demonstration files, preliminary turning on the demonstration mode as it is explained in these files, or just executing step by java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
<p>We will give an example guiding you through all steps ofjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
<Thestrong ="kg">GAP<strongSmall Group Library does provideidentification for groups of order 512 using the function <code class="code">IdGroup</code>:</p>
<div class="example"><pre>
<span class="GAPprompt", identification of size 512 not available
[ 256539 java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
<span class="called from readloop line of stdin*
Error, the group identificationyou can quit' quitto outerloop,or
called from
<function "java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
called readevalloopat line 71 of*stdin*
you can 'quit;' to quit to outerspan class=GAPbrkprompt>gt;<><span=<>
you can 'java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
<span class="GAPbrkprompt">brk></span> <span class="GAPinput"></span>
</pre></div>
<p>However, the <strong class="pkg">GAP</strong> package <strong class="pkg">ANUPQ</strong> <a href="chapBib.
<divclass="example"><pre>
<span class="GAPprompt">gap></span> <span class="GAPinput">LoadPackage("anupq", false);true
true
<span class="GAPprompt">gap></span> <span class="GAPinputl;pcgroup ofsize 512 with 9 generators>
&;group 512 with 9generatorsgt;
<span class="GAPprompt">gap></span> <span class="GAPinput">F := PqStandardPresentation( G );</span>
<fp group on the generators[f2 f3,f4,f5 f6, , f8, f9 ];
<span class="GAPprompt">gap></span> <span class="GAPinput">H = ;/span
<pc group of sizespan"GAPprompt">gap></span> <pan class"GAPinput"IdStandardPresented512GroupH );/span>
<span class="GAPprompt">gap></span> <span class="GAPinput">IdStandardPresented512Group( H );</span>
[ 512, 2042 ]
</pre></div>
<p>The package <strong class="pkg">ANUPQ</strong> requires <strong class="pkg">UNIX</strong> environment and it is natural to provide an identification service for groups of order 512 to make it available for other platforms.</p>
<p>Now we need to decide how the client will transmit a group to the server. Can we encode this group in <strong class="pkg">OpenMath</strong>? But there is no content dictionary for PcGroups. Should we convert it to a permutation representation to be able to use existing content dictionaries? But then the resulting <strong class="pkg">OpenMath</strong> code will be not compact. However, the <strong class="pkg">SCSCP</strong> protocol provides enough freedom for the user to select its own data representation, and since we are linking together two copies of the same system, we usethe <em java.lang.StringIndexOutOfBoundsException: Range [609, 608) out of bounds for length 810
<p>First we create a function which accepts the integer number that is the code for pcgs
<div class="example"><pre>
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
local G, F, H;
G F:PqStandardPresentationG )
H = );
H )
return;
end;
</pre></div>
<p>After such function
<div classpAfter thejava.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 139
<p>Note that this function assumes that the argument is a valid code java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 0
<div class="example"><pre>
<span classdiv ="><pre>
<span class="GAPprompt">></span> <span class="GAPinput"> local code, result;
<spanclass="GAPprompt">></span> <span class="GAPinput"> if Size( G ) <> 512 then</span>
<span class="GAPprompt">></span> <span classspan class=GAPprompt">;</> <pan ="GAPinput>localcode,result;<span
java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 72
<span class="GAPprompt">></span> <span class="GAPinput"> code := CodePcGroup( G );</spanspanclass=>;/> <class"java.lang.StringIndexOutOfBoundsException: Range [59, 57) out of bounds for length 116
<span class="GAPprompt">></span> <span class="GAPinput"> span class="GAPprompt">></span> <span class="GAPinput"> code := CodePcGroup( G );</span>
<java.lang.StringIndexOutOfBoundsException: Range [57, 5) out of bounds for length 117
<span class="GAPprompt">></span> <span class="GAPinput"> return result.object;</span>
<span class="GAPprompt">></span> <span class="GAPinput">end;;</span>
</pre></div>
<p>Now the client can call the function <code class="code">IdGroup512</code>, and the procedure of getting result is as much straightforward java.lang.StringIndexOutOfBoundsException: Index 143 out of bounds for length 90
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