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<a name="Functions-and-Variables-for-engineering_002dformat"></a>
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<a name="Functions-and-Variables-for-engineering_002dformat-1"></a>
<h3 class="section">56.1 Functions and Variables for engineering-format</h3>
<a name="engineering_005fformat_005ffloats"></a><a name="Item_003a-engineering_002dformat_002fdefvr_002fengineering_005fformat_005ffloats"></a><dl>
<dt><a name="index-engineering_005fformat_005ffloats"></a>Option variable: <strong>engineering_format_floats</strong></dt>
<dd><p>Default value: <code>true</code>
</p>
<p>This variable allows to temporarily switch off engineering-format.
</p><div class="example">
<pre class="example">(%i1) load("engineering-format");
(%o1) /home/gunter/src/maxima-code/share/contrib/engineering-for\
mat.lisp
</pre><pre class="example">(%i2) float(sin(10)/10000);
(%o2) - 54.40211108893698e-6
</pre><pre class="example">(%i3) engineering_format_floats:false$
</pre><pre class="example">(%i4) float(sin(10)/10000);
(%o4) - 5.440211108893698e-5
</pre></div>
<p>See also <code><a href="maxima_13.html#fpprintprec">fpprintprec</a></code> and <code><a href="maxima_13.html#float">float</a></code>.
</p>
<div class=categorybox>
Categories:<a href="maxima_424.html#Category_003a-Display-functions">Display functions</a>
·<a href="maxima_424.html#Category_003a-Global-flags">Global flags</a>
·<a href="maxima_424.html#Category_003a-Share-packages">Share packages</a>
·</div></dd></dl>
<a name="engineering_005fformat_005fmin"></a><a name="Item_003a-engineering_002dformat_002fdefvr_002fengineering_005fformat_005fmin"></a><dl>
<dt><a name="index-engineering_005fformat_005fmin"></a>Option variable: <strong>engineering_format_min</strong></dt>
<dd><p>Default value: <code>0.0</code>
</p>
<p>The minimum absolute value that isn’t automatically converted to the engineering format.
See also <code><a href="#engineering_005fformat_005fmax">engineering_format_max</a></code> and <code><a href="#engineering_005fformat_005ffloats">engineering_format_floats</a></code>.
</p>
<div class="example">
<pre class="example">(%i1) lst: float([.05,.5,5,500,5000,500000]);
(%o1) [0.05, 0.5, 5.0, 500.0, 5000.0, 500000.0]
</pre><pre class="example">(%i2) load("engineering-format");
(%o2) /home/gunter/src/maxima-code/share/contrib/engineering-for\
mat.lisp
</pre><pre class="example">(%i3) lst;
(%o3) [50.0e-3, 500.0e-3, 5.0e+0, 500.0e+0, 5.0e+3, 500.0e+3]
</pre><pre class="example">(%i4) engineering_format_min:.1$
(%i5) engineering_format_max:1000$
</pre><pre class="example">(%i6) lst;
(%o6) [50.0e-3, 0.5, 5.0, 500.0, 5.0e+3, 500.0e+3]
</pre></div>
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<a name="engineering_005fformat_005fmax"></a><a name="Item_003a-engineering_002dformat_002fdefvr_002fengineering_005fformat_005fmax"></a><dl>
<dt><a name="index-engineering_005fformat_005fmax"></a>Option variable: <strong>engineering_format_max</strong></dt>
<dd><p>Default value: <code>0.0</code>
</p>
<p>The maximum absolute value that isn’t automatically converted to the engineering format.
See also <code><a href="#engineering_005fformat_005fmin">engineering_format_min</a></code> and <code><a href="#engineering_005fformat_005ffloats">engineering_format_floats</a></code>.
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