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href="Tk.html"> <link title="Unix" rel="Chapter" href="Unix.html"> <link title="UnixLabels" rel="Chapter" href="UnixLabels.html"> <link title="Weak" rel="Chapter" href="Weak.html"><title>Arith_status</title> </head> <body> <div class="navbar"><a href="Arg.html">Previous</a> <a href="index.html">Up</a> <a href="Array.html">Next</a> </div> <center><h1>Module <a href="type_Arith_status.html">Arith_status</a></h1></center> <br> <pre><span class="keyword">module</span> Arith_status: <code class="code"><span class="keyword">sig</span></code> <a href="Arith_status.html">..</a> <code class="code"><span class="keyword">end</span></code></pre>Flags that control rational arithmetic.<br> <hr width="100%"> <pre><span id="VALarith_status"><span class="keyword">val</span> arith_status</span> : <code class="type">unit -> unit</code></pre><div class="info"> Print the current status of the arithmetic flags.<br> </div> <pre><span id="VALget_error_when_null_denominator"><span class="keyword">val</span> get_error_when_null_denominator</span> : <code class="type">unit -> bool</code></pre><div class="info"> See <a href="Arith_status.html#VALset_error_when_null_denominator"><code class="code"><span class="constructor">Arith_status</span>.set_error_when_null_denominator</code></a>.<br> </div> <pre><span id="VALset_error_when_null_denominator"><span class="keyword">val</span> set_error_when_null_denominator</span> : <code class="type">bool -> unit</code></pre><div class="info"> Get or set the flag <code class="code">null_denominator</code>. When on, attempting to create a rational with a null denominator raises an exception. When off, rationals with null denominators are accepted. Initially: on.<br> </div> <pre><span id="VALget_normalize_ratio"><span class="keyword">val</span> get_normalize_ratio</span> : <code class="type">unit -> bool</code></pre><div class="info"> See <a href="Arith_status.html#VALset_normalize_ratio"><code class="code"><span class="constructor">Arith_status</span>.set_normalize_ratio</code></a>.<br> </div> <pre><span id="VALset_normalize_ratio"><span class="keyword">val</span> set_normalize_ratio</span> : <code class="type">bool -> unit</code></pre><div class="info"> Get or set the flag <code class="code">normalize_ratio</code>. When on, rational numbers are normalized after each operation. When off, rational numbers are not normalized until printed. Initially: off.<br> </div> <pre><span id="VALget_normalize_ratio_when_printing"><span class="keyword">val</span> get_normalize_ratio_when_printing</span> : <code class="type">unit -> bool</code></pre><div class="info"> See <a href="Arith_status.html#VALset_normalize_ratio_when_printing"><code class="code"><span class="constructor">Arith_status</span>.set_normalize_ratio_when_printing</code></a>.<br> </div> <pre><span id="VALset_normalize_ratio_when_printing"><span class="keyword">val</span> set_normalize_ratio_when_printing</span> : <code class="type">bool -> unit</code></pre><div class="info"> Get or set the flag <code class="code">normalize_ratio_when_printing</code>. When on, rational numbers are normalized before being printed. When off, rational numbers are printed as is, without normalization. Initially: on.<br> </div> <pre><span id="VALget_approx_printing"><span class="keyword">val</span> get_approx_printing</span> : <code class="type">unit -> bool</code></pre><div class="info"> See <a href="Arith_status.html#VALset_approx_printing"><code class="code"><span class="constructor">Arith_status</span>.set_approx_printing</code></a>.<br> </div> <pre><span id="VALset_approx_printing"><span class="keyword">val</span> set_approx_printing</span> : <code class="type">bool -> unit</code></pre><div class="info"> Get or set the flag <code class="code">approx_printing</code>. When on, rational numbers are printed as a decimal approximation. When off, rational numbers are printed as a fraction. Initially: off.<br> </div> <pre><span id="VALget_floating_precision"><span class="keyword">val</span> get_floating_precision</span> : <code class="type">unit -> int</code></pre><div class="info"> See <a href="Arith_status.html#VALset_floating_precision"><code class="code"><span class="constructor">Arith_status</span>.set_floating_precision</code></a>.<br> </div> <pre><span id="VALset_floating_precision"><span class="keyword">val</span> set_floating_precision</span> : <code class="type">int -> unit</code></pre><div class="info"> Get or set the parameter <code class="code">floating_precision</code>. This parameter is the number of digits displayed when <code class="code">approx_printing</code> is on. Initially: 12.<br> </div> </body></html>