updated: help

git-svn-id: svn://ttmath.org/publicrep/ttcalc/trunk@118 e52654a7-88a9-db11-a3e9-0013d4bc506e
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2009-04-02 10:26:55 +00:00
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<p>Below is a list of operators priority. At the top are operators with higher precedence.</p>
<table>
<table class="operatorspriority">
<thead>
<tr><td>Operator</td><td>Description</td><td>Sample</td></tr>
</thead>
<tr><td>( )</td><td>parentheses for grouping an expression</td><td>(1+3)*4</td></tr>
<tr><td>- + # &amp;</td><td>unary minus and plus, and operators for changing the base (radix)</td><td>-10</td></tr>
<tr><td>without an operator</td><td>short form of multiplicating (only if the second argument is a variable or function)</td><td>3y</td></tr>
<tr><td>^</td><td>powering</td><td>3^2</td></tr>
<tr><td>* /</td><td>multiplication and division</td><td>10*20</td></tr>
<tr><td>without an operator</td><td>short form of multiplication<br>(only if the second argument is a variable or function,<br>the same priority as a normal multiplication)</td><td>3y</td></tr>
<tr><td>+ -</td><td>addition and subtraction</td><td>10-30</td></tr>
<tr><td>== != &lt; &gt; &lt;= &gt;=</td><td>comparative operators</td><td>4&lt;5</td></tr>
<tr><td>&amp;&amp;</td><td>logical and</td><td>3&gt;2 &amp;&amp; 3&lt;10</td></tr>