1<?xml version="1.0" encoding="utf-8"?>
2<page xmlns="http://projectmallard.org/1.0/" type="guide" id="boolean" xml:lang="crh">
3
4    <info>
5        <link type="guide" xref="index#equation"/>
6    </info>
7
8	<title>Boolean Algebra</title>
9
10    <p>
11    Boolean algebra can be calculated using the AND, OR and XOR operators.
12    </p>
13    <example>
14    <p>
15    010011₂ AND 110101₂
16    </p>
17    </example>
18    <p>
19    Buttons for these symbols are available in <link xref="mouse">programming mode</link>.
20    </p>
21    <p>
22    The NOT <link xref="function">function</link> inverts the bits in a number.
23    The word size is set from the <guiseq><gui>Calculator</gui><gui>Preferences</gui></guiseq> menu.
24    </p>
25    <example>
26    <p>
27    NOT 010011₂
28    </p>
29    </example>
30</page>
31