<?xml version="1.0" ?> <!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.1.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [ <!ENTITY kpolynome "<application>kpolynome</application>"> <!ENTITY kappname "&kpolynome;"><!-- Do *not* replace kappname--> <!ENTITY package "kde-module"><!-- kdebase, kdeadmin, etc --> <!ENTITY % addindex "IGNORE"> <!ENTITY % English "INCLUDE"><!-- change language only here --> ]> <!-- The language must NOT be changed here. --> <book lang="&language;"> <!-- This header contains all of the meta-information for the document such as Authors, publish date, the abstract, and Keywords --> <bookinfo> <title>The &kpolynome; Handbook</title> <authorgroup> <author> <firstname>Janos</firstname> <othername></othername> <surname>Toberling</surname> <affiliation> <address><email>tobi54@users.sourceforge.net</email></address> </affiliation> </author> </authorgroup> <!-- TRANS:ROLES_OF_TRANSLATORS --> <copyright> <year>2005</year> <holder>Janos Toberling</holder> </copyright> <legalnotice>&FDLNotice;</legalnotice> <date>2005-04-17</date> <releaseinfo>0.1</releaseinfo> <!-- Abstract about this handbook --> <abstract> <para> &kpolynome; is a KDE application designed to calculate mathematical polynomes based on given data coordinates. </para> </abstract> <keywordset> <keyword>KDE</keyword> <keyword>kpolynome</keyword> <keyword>polynome</keyword> <keyword>coefficient</keyword> <keyword>function curve</keyword> </keywordset> </bookinfo> <chapter id="introduction"> <title>Introduction</title> <para> &kpolynome; is a &kde; application designed to calculate mathematical polynomes based on given data coordinates. </para><para> You can enter data coordinate points and give a searched power. This application calculates a mathemetical polinom that can best "fit" - maybe hits these points. </para><para> The points sould be entered in (X,Y) pairs. </para><para> The program has a textfile interface so you can load the dataset and save the results. </para> <para>You can also draw the functional curve and save this image to a file. </para> <para>Here is a short example:</para> <para>Let's assume you measured the following: ((-1,1), (0,0), (1,1)). What is the function that hits theese points? Let's enter the coordinates to the program and set index to 2.You will get the result x^2. </para> </chapter> <chapter id="using-kpolynome"> <title>Using &kpolynome;</title> <sect1 id="kpolynome-maindialog"> <title>KPolynome main screen</title> <para> Here's a screenshot of the main screen of &kpolynome;. </para><para> <screenshot> <screeninfo>Here's a screenshot of the main screen of &kpolynome;</screeninfo> <mediaobject> <imageobject> <imagedata fileref="screenshot_main.png" format="PNG"/> </imageobject> <textobject> <phrase>Screenshot: Main dialog</phrase> </textobject> </mediaobject> </screenshot> </para> <informaltable> <tgroup cols="2"> <thead> <row> <entry>Element</entry> <entry>Function</entry> </row> </thead> <tbody> <row> <entry>Data Entry Area</entry> </row> <row> <entry>- CoordinatePair Entry</entry> <entry>The (X,Y) data.</entry> </row> <row> <entry>- List of added pairs</entry> <entry>Short list with the entered coordinates</entry> </row> <row> <entry>- Control buttons</entry> <entry>You can add coordinate or modify/delete the selected one.</entry> </row> <row> <entry>- Searched degree</entry> <entry>The desired degree of the calculated polinome</entry> </row> <row> <entry>Calculation results</entry> </row> <row> <entry>- Power</entry> <entry>Element of the polinome</entry> </row> <row> <entry>- Calculated coefficients</entry> <entry>The calculated coefficient for current the element.</entry> </row> <row> <entry>- Divergences</entry> <entry>Empiric and corrected empiric divergences.</entry> </row> <row> <entry>Program contoll</entry> <entry></entry> </row> <row> <entry>- Show Graph</entry> <entry>Invokes the drawing dialog.</entry> </row> <row> <entry>- Load and Save</entry> <entry>Import and export data.</entry> </row> </tbody> </tgroup> </informaltable> </sect1> <sect1 id="kpolynome-curevedialog"> <title>KPolynome curve drawing dialog</title> <para>Here's the screenshot of the curve drawing dialog:</para> <para> <screenshot> <screeninfo>Here's a screenshot of the curve drawing screen of &kpolynome;</screeninfo> <mediaobject> <imageobject> <imagedata fileref="screenshot_curve.png" format="PNG"/> </imageobject> <textobject> <phrase>Screenshot: Curve drawing</phrase> </textobject> </mediaobject> </screenshot> </para> <informaltable> <tgroup cols="2"> <thead> <row> <entry>Element</entry> <entry>Function</entry> </row> </thead> <tbody> <row> <entry>Functional parameters</entry> <entry>Input and calculated data.</entry> </row> <row> <entry>Drawing area</entry> <entry>You will see the image here.</entry> </row> <row> <entry>Modify drawing area</entry> <entry>Scroll, Zoom and Autofit the screen.</entry> </row> <row> <entry>Save function curve</entry> <entry>Press this button to save the image.</entry> </row> <row> <entry>TopRight/BottomLeft coordinates</entry> <entry>Controlls the drawing window.</entry> </row> <row> <entry>Mouse Position</entry> <entry>Shows the mouse coordinates in the drawing area.</entry> </row> </tbody> </tgroup> </informaltable> </sect1> <sect1 id="kpolynome-textiface"> <title>Loading and saving data</title> <para>KPolynome has a simple input/output interface where you can load the coordinates and save the results. The loading and saving can be started from the main dialog save and load button.</para> <para>The defaule extension of the file comes form KPolynome_DataSet ".kpds". </para> <para>Here follows an example for the dataset ((0,0),(1,1),(-1,-1),(2,8)) with searched power 3: </para> <informaltable> <tgroup cols="2"> <thead> <row> <entry>Input file</entry> <entry>Output file</entry> </row> </thead> <tbody> <row> <entry> <para>Num_points: 4</para> <para>(     0 ;     0 )</para> <para>(     1 ;     1 )</para> <para>(     -1 ;     -1 )</para> <para>(     2;     8 )</para> <para>Num_ads: 3</para> </entry> <entry> <para>Num_points: 4</para> <para>(     0 ;     0 )</para> <para>(     1 ;     1 )</para> <para>(     -1 ;     -1 )</para> <para>(     2;     8 )</para> <para>Num_ads: 3</para> <para>------ Calculated_data ------</para> <para>x^0 =     0</para> <para>x^1 =     0</para> <para>x^2 =     0</para> <para>x^3 =     1</para> <para></para> <para>sigma =     0     sigma^* = 0</para> </entry> </row> </tbody> </tgroup> </informaltable> <para> </para> </sect1> </chapter> <chapter id="faq"> <title>Questions and Answers</title> <qandaset id="faqlist"> <qandaentry> <question> <para>Why can I see divergence such as xxxe-yy?</para> </question> <answer> <para> KPolynome wants to be as precise as it can be. So inside the calculation ruotines I use long double variables to store numbers. Insted of printing the results in a form where the "little" calculation failures are unseeable I print out all the result to the screen - includeing the failure also. </para><para>So you sould understand what is the output of the program.</para> </answer> </qandaentry> </qandaset> </chapter> <chapter id="credits"> <title>Credits and License</title> <para> &kpolynome; </para> <para> Program copyright 2004 Janos Toberling <email>tobi@rakis.homeip.net</email> </para> <para> Documentation copyright 2004 Janos Toberling <email>tobi@rakis.homeip.net</email> </para> <!-- TRANS:CREDIT_FOR_TRANSLATORS --> &underFDL; <!-- FDL: do not remove --> &underGPL; <!-- GPL License --> </chapter> <appendix id="installation"> <title>Installation</title> <sect1 id="getting-kpolynome"> <title>How to obtain &kpolynome;</title> <para> You can found &kpolynome; at <ulink url="http://kde-apps.org">kde-apps.org</ulink>, or at <ulink url="http://sourceforge.net/">sourceforge.net</ulink> .</para><para> At kde-apps.org you can find on the following url: <ulink url="http://kde-apps.org/content/show.php?content=22712">http://kde-apps.org/content/show.php?content=22712</ulink>. (No packages are here but on sourceforge.)</para><para> At sourceforge.net the project's home resides at <ulink url="http://sourceforge.net/projects/kpolynome">http://sourceforge.net/projects/kpolynome</ulink>. Here you can find the source and some precompiled packages for SuSE92_KDE34. The newest developments are in the <ulink url="http://sourceforge.net/cvs/?group_id=134106">CVS</ulink> system of sourceforge. </para> </sect1> <sect1 id="requirements"> <title>Requirements</title> <para> In order to successfully use &kpolynome;, you need &kde; 3.x. . </para> <para> All required sources to compile &kpolynome; can be found on <ulink url="http://sourceforge.net/projects/kpolynome">The &kpolynome; home page</ulink>. </para> <!-- For a list of updates, you may refer to the application web site or the ChangeLog file, or ... --> <para> You can find a list of changes at <ulink url="http://kde-apps.org/content/show.php?content=22712">http://kde-apps.org/content/show.php?content=22712</ulink> </para> </sect1> <sect1 id="compilation"> <title>Compilation and Installation</title> &install.compile.documentation; </sect1> </appendix> &documentation.index; </book> <!-- Local Variables: mode: sgml sgml-minimize-attributes:nil sgml-general-insert-case:lower sgml-indent-step:0 sgml-indent-data:nil End: vim:tabstop=2:shiftwidth=2:expandtab -->
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