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Symbian3/SDK/Source/GUID-CDDF6758-C995-5FC8-AC8C-63298B65BBDE.dita
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 13 Aug 2010 16:47:46 +0100
changeset 14 578be2adaf3e
parent 0 89d6a7a84779
permissions -rw-r--r--
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License
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"Eclipse Public License v1.0" which accompanies this distribution,
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors:
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-->
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<!DOCTYPE concept
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  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
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<concept id="GUID-CDDF6758-C995-5FC8-AC8C-63298B65BBDE" xml:lang="en"><title>Maths
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Services Overview</title><shortdesc>Provides advanced mathematical operations on real numbers.</shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody>
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<section id="GUID-507E5983-5289-46DB-BB82-9629AFEBB08E"><title>Architectural relationships</title> <p>Types for integer and
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single-precision and double-precision floating-point numbers are defined by
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the Basic Types API.</p> </section>
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<section id="GUID-CAE983C1-030D-4CDE-868E-C266E31AF975"><title>Description</title> <p>The API has two key concepts: maths
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utilities, and extended precision real number. </p> <p><b>Maths
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utilities</b> </p> <p>The maths utilities are a collection of static class
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functions that perform trigonometric, power/root/log, conversion and rounding,
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and test functions on real numbers.</p> <p><b>Extended
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precision real number</b> </p> <p>The extended precision real number type
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provides 64-bit precision, and efficient arithmetic and comparison operators.</p> <p>The
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extended precision real number type is provided by <xref href="GUID-4AF7C5C2-7EB8-39A5-B3E6-75268DB11BD6.dita"><apiname>TRealX</apiname></xref>.</p> </section>
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<section id="GUID-38347334-466A-4793-90F1-7350318CE64F"><title>See also</title> <p><xref href="GUID-FBE448A4-4728-5EE5-84F2-4790735857B3.dita">Basic
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Types Overview</xref> </p> </section>
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</conbody></concept>
MCL/sftools/depl/docscontent