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<head><title>BINARY-+.html -- ACL2 Version 3.1</title></head>
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<h2>BINARY-+</h2>addition function
<pre>Major Section: <a href="PROGRAMMING.html">PROGRAMMING</a>
</pre><p>
Completion Axiom:
<pre>
(equal (binary-+ x y)
(if (acl2-numberp x)
(if (acl2-numberp y)
(binary-+ x y)
x)
(if (acl2-numberp y)
y
0)))
</pre>
<p>
<a href="GUARD.html">Guard</a> for <code>(binary-+ x y)</code>:
<pre>
(and (acl2-numberp x) (acl2-numberp y))
</pre>
Notice that like all arithmetic functions, <code>binary-+</code> treats
non-numeric inputs as <code>0</code>.<p>
Calls of the macro <code><a href="+.html">+</a></code> expand to calls of <code>binary-+</code>;
see <a href="+.html">+</a>.
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