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    10 <!DOCTYPE concept

    11   PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">

    12 <concept id="GUID-CDDF6758-C995-5FC8-AC8C-63298B65BBDE" xml:lang="en"><title>Maths

    13 Services Overview</title><shortdesc>Provides advanced mathematical operations on real numbers.</shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody>

    14 <section id="GUID-507E5983-5289-46DB-BB82-9629AFEBB08E"><title>Architectural relationships</title> <p>Types for integer and

    15 single-precision and double-precision floating-point numbers are defined by

    16 the Basic Types API.</p> </section>

    17 <section id="GUID-CAE983C1-030D-4CDE-868E-C266E31AF975"><title>Description</title> <p>The API has two key concepts: maths

    18 utilities, and extended precision real number. </p> <p><b>Maths

    19 utilities</b> </p> <p>The maths utilities are a collection of static class

    20 functions that perform trigonometric, power/root/log, conversion and rounding,

    21 and test functions on real numbers.</p> <p><b>Extended

    22 precision real number</b> </p> <p>The extended precision real number type

    23 provides 64-bit precision, and efficient arithmetic and comparison operators.</p> <p>The

    24 extended precision real number type is provided by <xref href="GUID-4AF7C5C2-7EB8-39A5-B3E6-75268DB11BD6.dita"><apiname>TRealX</apiname></xref>.</p> </section>

    25 <section id="GUID-38347334-466A-4793-90F1-7350318CE64F"><title>See also</title> <p><xref href="GUID-FBE448A4-4728-5EE5-84F2-4790735857B3.dita">Basic

    26 Types Overview</xref> </p> </section>

    27 </conbody></concept>