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John S. Urban 57f13bc321 reorg for fpm(1)
2023-06-09 19:14:39 -04:00

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<h1>help
<small>Subroutine</small>
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title=" 0.2% of total for procedures.">28 statements</a>
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<h2> subroutine help()
</h2>
<h3>Arguments</h3>
<em>None</em>
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<section>
<h2><span class="anchor" id="src"></span>Source Code</h2>
<div class="highlight"><pre><span></span><span class="w"> </span><span class="k">subroutine </span><span class="n">help</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(/a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Command Calculator&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;==================&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Introduction&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;------------&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;This is a command-line calculator. It supports both real and complex modes, as well&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;as degrees/radians selection and precision control. It can be run interactively or as an&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;expression parser. This help is deliberately terse to encourage exploration.&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;-------------------------------------------------------------------------------&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Operators: + - * / ^ ^/x ^x ^2 ^/2 ^3 ^/3 ^*2 ^*10 || ! %&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Constants: pi e g G c two_pi pi_over_2&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Functions: sin cos tan asin acos atan sinh cosh tanh log2 log lg len sq sqrt cb cbrt&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; alog2 alog alog10 gamma ncr npr rem int nint&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Controls: fix[0-9] clx cl cla &#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Modes: real complex verbose terse degrees radians&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Memories: n=0...9 st&lt;n&gt; sw&lt;n&gt; rc&lt;n&gt; cl&lt;n&gt; m&lt;n&gt;+ m&lt;n&gt;- m&lt;n&gt;* m&lt;n&gt;/ msh&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Complex: ri _ || to_pol to_cart&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Actions: 1/ -- R r ? &gt; &lt; split drop&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Stats: { x1 x2 ... } { x1,y1 x2,y2 ... }&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; n ux sx mx lqx uqx uy sy my lqy uqy a b cov corr&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39; Quits: q&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;-------------------------------------------------------------------------------&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;Examples&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;--------&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(4x,a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;hp &quot;fix2 18 2 - 8 2 / * =&quot; -&gt; 64.00&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(4x,a)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;hp &quot;2 -- complex sqrt =&quot; -&gt; (0.00000,-1.414214)&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">write</span><span class="p">(</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39;(4x,a/)&#39;</span><span class="p">)</span><span class="w"> </span><span class="s1">&#39;hp -c &quot;radians (1,pi_over_2)p ^ * degrees =&quot; -&gt; (1.000000,180.000000) p&#39;</span><span class="w"></span>
<span class="w"> </span><span class="k">end subroutine </span><span class="n">help</span><span class="w"></span>
</pre></div>
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