Various help page fixes

4 files changed, 77 insertions, 80 deletions

diff --git a/docs/help/enclose_lessthan.html b/docs/help/enclose_lessthan.html
index 7bd6bf84..cad7cc59 100644
--- a/docs/help/enclose_lessthan.html
+++ b/docs/help/enclose_lessthan.html
@@ -5,15 +5,14 @@
 </head>
 <div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a> / <a href="index.html">help</a></div>
 <h1 id="lesser-than-"><a class="header" href="#lesser-than-">Lesser Than (<code><span class='Function'>&lt;</span></code>)</a></h1>
-<h2 id="--enclose--"><a class="header" href="#--enclose--"><code><span class='Function'>&lt;</span> <span class='Value'>𝕩</span></code>: Enclose</a></h2>
+<h2 id="--enclose"><a class="header" href="#--enclose"><code><span class='Function'>&lt;</span> <span class='Value'>𝕩</span></code>: Enclose</a></h2>
 <p>Create a unit array containing <code><span class='Value'>𝕩</span></code>. (<code><span class='Paren'>(</span><span class='Function'>≢</span><span class='Value'>𝕩</span><span class='Paren'>)</span> <span class='Function'>≡</span> <span class='Bracket'>⟨⟩</span></code>)</p>
 <a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICA8MQoKCiAg4omiPDE=">↗️</a><pre>      <span class='Function'>&lt;</span><span class='Number'>1</span>
 ┌·   
 · 1  
     ┘
 
-    
-<span class='Error'>Error: Empty program</span>
+
       <span class='Function'>≢&lt;</span><span class='Number'>1</span>
 ⟨⟩
 </pre>
diff --git a/docs/help/index.html b/docs/help/index.html
index cae6b620..12b1abc2 100644
--- a/docs/help/index.html
+++ b/docs/help/index.html
@@ -3,7 +3,7 @@
   <link href="../style.css" rel="stylesheet"/>
   <title>BQN: REPL Help</title>
 </head>
-<div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a> / <a href="index.html">help</a></div>
+<div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a></div>
 <h1 id="repl-help"><a class="header" href="#repl-help">REPL Help</a></h1>
 <table>
 <thead>
@@ -15,259 +15,259 @@
 <tbody>
 <tr>
 <td><code><span class='Function'>|</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/absolutevalue_modulus.html">Absolute Value, Modulus</a></td>
+<td><a href="absolutevalue_modulus.html">Absolute Value, Modulus</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⟜</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/after_bind.html">Bind, After, Dyadic After</a></td>
+<td><a href="after_bind.html">Bind, After, Dyadic After</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>!</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/assert_assertwithmessage.html">Assert, Dyad</a></td>
+<td><a href="assert_assertwithmessage.html">Assert, Dyad</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>∘</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/atop.html">Atop, Dyadic Atop</a></td>
+<td><a href="atop.html">Atop, Dyadic Atop</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⊸</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/before_bind.html">Bind Left, Before, Dyadic Before</a></td>
+<td><a href="before_bind.html">Bind Left, Before, Dyadic Before</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⎊</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/catch.html">Catch</a></td>
+<td><a href="catch.html">Catch</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⌈</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/ceiling_maximum.html">Ceiling, Maximum</a></td>
+<td><a href="ceiling_maximum.html">Ceiling, Maximum</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>˘</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/cells.html">Cells</a></td>
+<td><a href="cells.html">Cells</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>◶</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/choose.html">Choose</a></td>
+<td><a href="choose.html">Choose</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊐</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/classify_indexof.html">Classify, Index Of</a></td>
+<td><a href="classify_indexof.html">Classify, Index Of</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>+</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/conjugate_add.html">Conjugate, Add</a></td>
+<td><a href="conjugate_add.html">Conjugate, Add</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>˙</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/constant.html">Constant</a></td>
+<td><a href="constant.html">Constant</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⍷</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/deduplicate_find.html">Deduplicate, Find</a></td>
+<td><a href="deduplicate_find.html">Deduplicate, Find</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≡</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/depth_match.html">Depth, Match</a></td>
+<td><a href="depth_match.html">Depth, Match</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⚇</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/depth.html">Depth</a></td>
+<td><a href="depth.html">Depth</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⥊</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/deshape_reshape.html">Deshape, Reshape</a></td>
+<td><a href="deshape_reshape.html">Deshape, Reshape</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>¨</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/each.html">Each</a></td>
+<td><a href="each.html">Each</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>&lt;</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/enclose_lessthan.html">Enclose, Lesser Than</a></td>
+<td><a href="enclose_lessthan.html">Enclose, Lesser Than</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⋈</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/enlist_pair.html">Enlist, Pair</a></td>
+<td><a href="enlist_pair.html">Enlist, Pair</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⋆</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/exponential_power.html">Exponential, Power</a></td>
+<td><a href="exponential_power.html">Exponential, Power</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊏</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/firstcell_select.html">First Cell, Select</a></td>
+<td><a href="firstcell_select.html">First Cell, Select</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊑</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/first_pick.html">First, Pick</a></td>
+<td><a href="first_pick.html">First, Pick</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⌊</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/floor_minimum.html">Floor, Minimum</a></td>
+<td><a href="floor_minimum.html">Floor, Minimum</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>´</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/fold.html">Fold, Fold With initial</a></td>
+<td><a href="fold.html">Fold, Fold With initial</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⍒</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/gradedown_binsdown.html">Grade Down, Bins Down</a></td>
+<td><a href="gradedown_binsdown.html">Grade Down, Bins Down</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⍋</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/gradeup_binsup.html">Grade Up, Bins Up</a></td>
+<td><a href="gradeup_binsup.html">Grade Up, Bins Up</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≥</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/greaterthanorequalto.html">Greater Than or Equal To</a></td>
+<td><a href="greaterthanorequalto.html">Greater Than or Equal To</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊔</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/groupindices_group.html">Group Indices, Group</a></td>
+<td><a href="groupindices_group.html">Group Indices, Group</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊣</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/identity_left.html">Identity, Left</a></td>
+<td><a href="identity_left.html">Identity, Left</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊢</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/identity_right.html">Identity, Right</a></td>
+<td><a href="identity_right.html">Identity, Right</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>/</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/indices_replicate.html">Indices, Replicate</a></td>
+<td><a href="indices_replicate.html">Indices, Replicate</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>˝</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/insert.html">Insert, Insert With initial</a></td>
+<td><a href="insert.html">Insert, Insert With initial</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>∾</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/join_jointo.html">Join, Join</a></td>
+<td><a href="join_jointo.html">Join, Join</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≠</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/length_notequals.html">Length, Not Equal To</a></td>
+<td><a href="length_notequals.html">Length, Not Equal To</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≤</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/lessthanorequalto.html">Lesser Than or Equal To</a></td>
+<td><a href="lessthanorequalto.html">Lesser Than or Equal To</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>∊</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/markfirst_memberof.html">Unique Mask, Member Of</a></td>
+<td><a href="markfirst_memberof.html">Unique Mask, Member Of</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>&gt;</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/merge_greaterthan.html">Merge, Greater Than</a></td>
+<td><a href="merge_greaterthan.html">Merge, Greater Than</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>-</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/negate_subtract.html">Negate, Subtract</a></td>
+<td><a href="negate_subtract.html">Negate, Subtract</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>¬</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/not_span.html">Logical Not, Span</a></td>
+<td><a href="not_span.html">Logical Not, Span</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⊒</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/occurrencecount_progressiveindexof.html">Occurrence Count, Progressive Index Of</a></td>
+<td><a href="occurrencecount_progressiveindexof.html">Occurrence Count, Progressive Index Of</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>○</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/over.html">Atop, Over</a></td>
+<td><a href="over.html">Atop, Over</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>↑</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/prefixes_take.html">Prefixes, Take</a></td>
+<td><a href="prefixes_take.html">Prefixes, Take</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>↕</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/range_windows.html">Range, Windows</a></td>
+<td><a href="range_windows.html">Range, Windows</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>=</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/rank_equals.html">Rank, Equal To</a></td>
+<td><a href="rank_equals.html">Rank, Equal To</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⎉</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/rank.html">Rank</a></td>
+<td><a href="rank.html">Rank</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>÷</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/reciprocal_divide.html">Reciprocal, Divide</a></td>
+<td><a href="reciprocal_divide.html">Reciprocal, Divide</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⍟</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/repeat.html">Repeat</a></td>
+<td><a href="repeat.html">Repeat</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⌽</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/reverse_rotate.html">Reverse, Dyad</a></td>
+<td><a href="reverse_rotate.html">Reverse, Dyad</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>`</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/scan.html">Scan, Scan With initial</a></td>
+<td><a href="scan.html">Scan, Scan With initial</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>˜</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/self_swap.html">Self, Swap</a></td>
+<td><a href="self_swap.html">Self, Swap</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≢</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/shape_notmatch.html">Shape, Not Match</a></td>
+<td><a href="shape_notmatch.html">Shape, Not Match</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>»</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/shiftafter.html">Shift After, Shift After</a></td>
+<td><a href="shiftafter.html">Shift After, Shift After</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>«</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/shiftbefore.html">Shift Before, Shift Before</a></td>
+<td><a href="shiftbefore.html">Shift Before, Shift Before</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>×</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/sign_multiply.html">Sign, Multiply</a></td>
+<td><a href="sign_multiply.html">Sign, Multiply</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>≍</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/solo_couple.html">Solo, Couple</a></td>
+<td><a href="solo_couple.html">Solo, Couple</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>∨</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/sortdown_or.html">Sort Down, Logical Or</a></td>
+<td><a href="sortdown_or.html">Sort Down, Logical Or</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>∧</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/sortup_and.html">Sort Up, Logical And</a></td>
+<td><a href="sortup_and.html">Sort Up, Logical And</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>√</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/squareroot_root.html">Square root, Root</a></td>
+<td><a href="squareroot_root.html">Square root, Root</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>↓</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/suffixes_drop.html">Suffixes, Drop</a></td>
+<td><a href="suffixes_drop.html">Suffixes, Drop</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>⌜</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/table.html">Each</a></td>
+<td><a href="table.html">Each</a></td>
 </tr>
 <tr>
 <td><code><span class='Function'>⍉</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/transpose_reorderaxes.html">Transpose, Reorder Axes</a></td>
+<td><a href="transpose_reorderaxes.html">Transpose, Reorder Axes</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⌾</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/under.html">Under</a></td>
+<td><a href="under.html">Under</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier'>⁼</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/undo.html">Undo</a></td>
+<td><a href="undo.html">Undo</a></td>
 </tr>
 <tr>
 <td><code><span class='Modifier2'>⊘</span></code></td>
-<td><a href="https://mlochbaum.github.io/BQN/help/valences.html">Valences, Dyadic Valences</a></td>
+<td><a href="valences.html">Valences, Dyadic Valences</a></td>
 </tr>
 </tbody>
 </table>
diff --git a/docs/help/solo_couple.html b/docs/help/solo_couple.html
index 7c663d1a..5af4506b 100644
--- a/docs/help/solo_couple.html
+++ b/docs/help/solo_couple.html
@@ -5,34 +5,30 @@
 </head>
 <div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a> / <a href="index.html">help</a></div>
 <h1 id="tape-"><a class="header" href="#tape-">Tape (<code><span class='Function'>≍</span></code>)</a></h1>
-<h2 id="--solo-"><a class="header" href="#--solo-"><code><span class='Function'>≍</span> <span class='Value'>𝕩</span></code>: Solo</a></h2>
+<h2 id="--solo"><a class="header" href="#--solo"><code><span class='Function'>≍</span> <span class='Value'>𝕩</span></code>: Solo</a></h2>
 <p>Add a dimension to <code><span class='Value'>𝕩</span></code>.</p>
-<a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICDiiY0gMQoKICAKICDiiY3iiY0gMQoKICAKIOKJjeKJjeKJjSAxCgogIAog4omN4omNIDHigL8y4oC/M+KAvzQKCiAgCiDiiY3iiY3iiY0gMeKAvzLigL8z4oC/NA==">↗️</a><pre>      <span class='Function'>≍</span> <span class='Number'>1</span>
+<a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICDiiY0gMQoKCiAg4omN4omNIDEKCgog4omN4omN4omNIDEKCgog4omN4omNIDHigL8y4oC/M+KAvzQKCgog4omN4omN4omNIDHigL8y4oC/M+KAvzQ=">↗️</a><pre>      <span class='Function'>≍</span> <span class='Number'>1</span>
 ⟨ 1 ⟩
 
-      
-<span class='Error'>Error: Empty program</span>
+
       <span class='Function'>≍≍</span> <span class='Number'>1</span>
 ┌─   
 ╵ 1  
     ┘
 
-      
-<span class='Error'>Error: Empty program</span>
+
      <span class='Function'>≍≍≍</span> <span class='Number'>1</span>
 ┌─   
 ╎ 1  
     ┘
 
-      
-<span class='Error'>Error: Empty program</span>
+
      <span class='Function'>≍≍</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span><span class='Ligature'>‿</span><span class='Number'>4</span>
 ┌─         
 ╎ 1 2 3 4  
           ┘
 
-      
-<span class='Error'>Error: Empty program</span>
+
      <span class='Function'>≍≍≍</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span><span class='Ligature'>‿</span><span class='Number'>4</span>
 ┌─         
 ┆ 1 2 3 4  
diff --git a/docs/help/under.html b/docs/help/under.html
index eb83dd3e..f923f27e 100644
--- a/docs/help/under.html
+++ b/docs/help/under.html
@@ -12,8 +12,10 @@
 <li>Undo transformation <code><span class='Function'>𝔾</span></code></li>
 </ul>
 <p>Where <code><span class='Function'>𝔾</span></code> must be</p>
-<p>1. A function invertible by <code><span class='Modifier'>⁼</span></code> (Undo)
-2. A structural modification</p>
+<ul>
+<li>A function invertible by <code><span class='Modifier'>⁼</span></code> (Undo)</li>
+<li>A structural modification</li>
+</ul>
 <a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICAgOeKMvigx4oq44oqRKSAx4oC/MuKAvzMKCiAgIOKImuKBvCAo4oiaMSkgKyAo4oiaOSkKCiAgIDEgK+KMvuKImiA5">↗️</a><pre>       <span class='Number'>9</span><span class='Modifier2'>⌾</span><span class='Paren'>(</span><span class='Number'>1</span><span class='Modifier2'>⊸</span><span class='Function'>⊑</span><span class='Paren'>)</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
 ⟨ 1 9 3 ⟩