<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><htmlxmlns="http://www.w3.org/1999/xhtml"><head><metahttp-equiv="Content-Type"content="text/html; charset=UTF-8"/><title>Interacting with C</title><metaname="generator"content="DocBook XSL-NS Stylesheets V1.78.1"/><metaname="keywords"content="ISO C++, library"/><metaname="keywords"content="ISO C++, runtime, library"/><linkrel="home"href="../index.html"title="The GNU C++ Library"/><linkrel="up"href="numerics.html"title="Chapter12. Numerics"/><linkrel="prev"href="generalized_numeric_operations.html"title="Generalized Operations"/><linkrel="next"href="io.html"title="Chapter13. Input and Output"/></head><body><divclass="navheader"><tablewidth="100%"summary="Navigation header"><tr><thcolspan="3"align="center">Interacting with C</th></tr><tr><tdwidth="20%"align="left"><aaccesskey="p"href="generalized_numeric_operations.html">Prev</a></td><thwidth="60%"align="center">Chapter12.
</th><tdwidth="20%"align="right"><aaccesskey="n"href="io.html">Next</a></td></tr></table><hr/></div><divclass="section"><divclass="titlepage"><div><div><h2class="title"style="clear: both"><aid="std.numerics.c"></a>Interacting with C</h2></div></div></div><divclass="section"><divclass="titlepage"><div><div><h3class="title"><aid="numerics.c.array"></a>Numerics vs. Arrays</h3></div></div></div><p>One of the major reasons why FORTRAN can chew through numbers so well
</p></div><divclass="section"><divclass="titlepage"><div><div><h3class="title"><aid="numerics.c.c99"></a>C99</h3></div></div></div><p>In addition to the other topics on this page, we'll note here some