X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Fwww%2Flambdadelta%2Fbasic_2.html;h=4ee92ddf065d71ef9bca67faea7b84c433b18471;hb=df11c235566a301d9e1f9e41a372cc85bcb7b60e;hp=cbfde33d8998f2eedf37cceafb79f49c3c415f23;hpb=a84e0c2abc802c308f3749e27bb843622534e8d7;p=helm.git

diff --git a/helm/www/lambdadelta/basic_2.html b/helm/www/lambdadelta/basic_2.html
index cbfde33d8..4ee92ddf0 100644
--- a/helm/www/lambdadelta/basic_2.html
+++ b/helm/www/lambdadelta/basic_2.html
@@ -31,7 +31,7 @@
         <tbody>
           <tr>
             <td class="snns capitalize italic sky">
-              <a href="http://lambdadelta.info/index.html">home</a>
+              <a href="http://lambdadelta.info/home.html">home</a>
             </td>
             <td class="snns capitalize italic magenta">
               <a href="http://lambdadelta.info/news.html">news</a>
@@ -57,7 +57,7 @@
           </tr>
           <tr>
             <td class="snns capitalize sky">
-              <a href="http://lambdadelta.info/index.html#foreword">foreword</a>
+              <a href="http://lambdadelta.info/home.html#foreword">foreword</a>
             </td>
             <td class="snns capitalize magenta">
               <a href="http://lambdadelta.info/news.html#milestones">milestones</a>
@@ -76,12 +76,12 @@
               <a href="http://lambdadelta.info/implementation.html#helena">helena</a>
             </td>
             <td class="ssnn capitalize green">
-              <br />
+              <a href="http://lambdadelta.info/osn/">Open Symbolic Notation (OSN)</a>
             </td>
           </tr>
           <tr>
             <td class="snss capitalize sky">
-              <a href="http://lambdadelta.info/index.html#citations">citations</a>
+              <a href="http://lambdadelta.info/home.html#citations">citations</a>
             </td>
             <td class="snss capitalize magenta">
               <a href="http://lambdadelta.info/news.html#visibility">visibility</a>
@@ -114,7 +114,7 @@
          **** Sort level k in terms only.
    </body>
 -->
-    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="summary">Summary of the Specification <img class="icon37" alt="[spacer]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" />
+    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="summary">Summary of the Specification <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" />
     </div>
     <div xmlns:ld="http://lambdadelta.info/" class="text">Here is a numerical account of the specification's contents
          and its timeline.
@@ -144,29 +144,29 @@
           <tr>
             <td class="snns capitalize italic cyan">sizes</td>
             <td class="snns italic cyan">files</td>
-            <td class="snnn right italic cyan">143</td>
+            <td class="snnn right italic cyan">235</td>
             <td class="snns italic cyan">characters</td>
-            <td class="snnn right italic cyan">116151</td>
+            <td class="snnn right italic cyan">225732</td>
             <td class="snns italic cyan">nodes</td>
-            <td class="ssnn right italic cyan">607262</td>
+            <td class="ssnn right italic cyan">1092645</td>
           </tr>
           <tr>
             <td class="snns capitalize italic green">propositions</td>
             <td class="snns italic green">theorems</td>
-            <td class="snnn right italic green">46</td>
+            <td class="snnn right italic green">61</td>
             <td class="snns italic green">lemmas</td>
-            <td class="snnn right italic green">430</td>
+            <td class="snnn right italic green">738</td>
             <td class="snns italic green">total</td>
-            <td class="ssnn right italic green">476</td>
+            <td class="ssnn right italic green">799</td>
           </tr>
           <tr>
             <td class="snss capitalize italic yellow">concepts</td>
             <td class="snss italic yellow">declared</td>
-            <td class="snsn right italic yellow">23</td>
+            <td class="snsn right italic yellow">29</td>
             <td class="snss italic yellow">defined</td>
-            <td class="snsn right italic yellow">33</td>
+            <td class="snsn right italic yellow">66</td>
             <td class="snss italic yellow">total</td>
-            <td class="sssn right italic yellow">56</td>
+            <td class="sssn right italic yellow">95</td>
           </tr>
         </tbody>
       </table>
@@ -180,6 +180,24 @@
    </li>
     </ul>
     <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="A2">Stage "A2": "Extending the Applicability Condition"</div>
+    <ul xmlns:ld="http://lambdadelta.info/">
+      <li>
+        <span class="emph alpha">2017 February 19.</span>
+         Generic candidates of reducibility.
+   </li>
+    </ul>
+    <ul xmlns:ld="http://lambdadelta.info/">
+      <li>
+        <span class="emph alpha">2017 January 17.</span>
+         Confluence for parallel r-transition on referred entries of local environments.
+   </li>
+    </ul>
+    <ul xmlns:ld="http://lambdadelta.info/">
+      <li>
+        <span class="emph alpha">2016 September 15.</span>
+         Confluence for context-sensitive parallel r-transition on terms.
+   </li>
+    </ul>
     <ul xmlns:ld="http://lambdadelta.info/">
       <li>
         <span class="emph alpha">2016 April 16.</span>
@@ -314,7 +332,7 @@
     <ul xmlns:ld="http://lambdadelta.info/">
       <li>
         <span class="emph alpha">2012 January 27.</span>
-         Support for abstract candidates of reducibility.
+         Generic candidates of reducibility.
    </li>
     </ul>
     <ul xmlns:ld="http://lambdadelta.info/">
@@ -335,7 +353,7 @@
          λδ version 2 is started.
    </li>
     </ul>
-    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="structure">Logical Structure of the Specification <img class="icon37" alt="[spacer]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" />
+    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="structure">Logical Structure of the Specification <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" />
     </div>
     <div xmlns:ld="http://lambdadelta.info/" class="text">This table reports the specification's components and their planes.
    </div>
@@ -346,106 +364,152 @@
             <td class="snns top capitalize italic gray">component</td>
             <td class="snns top italic gray">plane</td>
             <td class="snns top gray">files</td>
-            <td class="snnn top gray">
+            <td class="ssnn top gray">
               <br />
             </td>
-            <td class="snnn top gray">
+          </tr>
+          <tr>
+            <td class="snns top capitalize italic sky">rt-computation</td>
+            <td class="snns top italic sky">uncounted context-sensitive rt-transition</td>
+            <td class="snns top sky">csx_vector ( ⦃?,?⦄ ⊢ ⬈*[?,?] 𝐒⦃?⦄ )</td>
+            <td class="ssnn top sky">
               <br />
             </td>
-            <td class="ssnn top gray">
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic sky">
               <br />
             </td>
+            <td class="nnns top italic sky">
+              <br />
+            </td>
+            <td class="snns top sky">csx ( ⦃?,?⦄ ⊢ ⬈*[?,?] 𝐒⦃?⦄ )</td>
+            <td class="ssnn top sky">csx_cnx csx_cpxs csx_csx</td>
           </tr>
           <tr>
-            <td class="snns top capitalize italic water">rt-transition</td>
-            <td class="snns top italic water">uncounted context-sensitive rt-transition</td>
-            <td class="snns top water">cpx ( ⦃?,?⦄ ⊢ ? ⬈[?] ? )</td>
-            <td class="snnn top water">cpx_simple cpx_drops cpx_lsubr</td>
-            <td class="snnn top water">
+            <td class="nnns top capitalize italic sky">
               <br />
             </td>
-            <td class="ssnn top water">
+            <td class="nnns top italic sky">
               <br />
             </td>
+            <td class="snns top sky">lfpxs ( ⦃?,?⦄ ⊢ ⬈*[?,?] ? )</td>
+            <td class="ssnn top sky">lfpxs_length lfpxs_fqup</td>
           </tr>
           <tr>
-            <td class="nnns top capitalize italic water">
+            <td class="nnns top capitalize italic sky">
               <br />
             </td>
-            <td class="snns top italic water">counted context-sensitive rt-transition</td>
-            <td class="snns top water">cpg ( ⦃?,?⦄ ⊢ ? ⬈[?,?] ? )</td>
-            <td class="snnn top water">cpg_simple cpg_drops cpg_lsubr</td>
-            <td class="snnn top water">
+            <td class="nnns top italic sky">
               <br />
             </td>
-            <td class="ssnn top water">
+            <td class="snns top sky">cpxs ( ⦃?,?⦄ ⊢ ? ⬈*[?] ? )</td>
+            <td class="ssnn top sky">cpxs_tdeq cpxs_drops cpxs_lfpx cpxs_cpxs</td>
+          </tr>
+          <tr>
+            <td class="snns top capitalize italic cyan">rt-transition</td>
+            <td class="snns top italic cyan">parallel qrst-transition</td>
+            <td class="snns top cyan">fpb ( ⦃?,?,?⦄ ≻[?,?] ⦃?,?,?⦄ )</td>
+            <td class="ssnn top cyan">
               <br />
             </td>
           </tr>
           <tr>
-            <td class="snns top capitalize italic green">static typing</td>
-            <td class="snns top italic green">parameters</td>
-            <td class="snns top green">sh</td>
-            <td class="snnn top green">sd</td>
-            <td class="snnn top green">
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="snns top italic cyan">t-bound context-sensitive rt-transition</td>
+            <td class="snns top cyan">lfpr ( ⦃?,?⦄ ⊢ ➡[?,?] ? )</td>
+            <td class="ssnn top cyan">lfpr_length lfpr_drops lfpr_fqup lfpr_frees lfpr_aaa lfpr_lfpx lfpr_lfpr</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
+            <td class="nnns top italic cyan">
+              <br />
+            </td>
+            <td class="snns top cyan">cpr ( ⦃?,?⦄ ⊢ ? ➡[?] ? )</td>
+            <td class="ssnn top cyan">cpr_drops</td>
           </tr>
           <tr>
-            <td class="nnns top capitalize italic green">
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
-            <td class="snns top italic green">restricted ref. for atomic arity assignment</td>
-            <td class="snns top green">lsuba ( ? ⊢ ? ⫃⁝ ? )</td>
-            <td class="snnn top green">lsuba_drops lsuba_lsubr lsuba_aaa lsuba_lsuba</td>
-            <td class="snnn top green">
+            <td class="nnns top italic cyan">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="snns top cyan">cpm ( ⦃?,?⦄ ⊢ ? ➡[?,?] ? )</td>
+            <td class="ssnn top cyan">cpm_simple cpm_drops cpm_lsubr cpm_lfxs cpm_cpx</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
+            <td class="snns top italic cyan">uncounted context-sensitive rt-transition</td>
+            <td class="snns top cyan">cnx ( ⦃?,?⦄ ⊢ ⬈[?,?] 𝐍⦃?⦄ )</td>
+            <td class="ssnn top cyan">cnx_simple cnx_drops</td>
           </tr>
           <tr>
-            <td class="nnns top capitalize italic green">
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
-            <td class="snns top italic green">atomic arity assignment</td>
-            <td class="snns top green">aaa ( ⦃?,?⦄ ⊢ ? ⁝ ? )</td>
-            <td class="snnn top green">aaa_drops aaa_fqus aaa_lfeq aaa_aaa</td>
-            <td class="snnn top green">
+            <td class="nnns top italic cyan">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="snns top cyan">lfpx ( ⦃?,?⦄ ⊢ ⬈[?,?] ? )</td>
+            <td class="ssnn top cyan">lfpx_length lfpx_drops lfpx_fqup lfpx_frees lfpx_lfdeq lfpx_aaa lfpx_lfpx</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
+            <td class="nnns top italic cyan">
+              <br />
+            </td>
+            <td class="snns top cyan">cpx ( ⦃?,?⦄ ⊢ ? ⬈[?] ? )</td>
+            <td class="ssnn top cyan">cpx_simple cpx_drops cpx_fqus cpx_lsubr cpx_lfxs</td>
           </tr>
           <tr>
-            <td class="nnns top capitalize italic green">
+            <td class="nnns top capitalize italic cyan">
               <br />
             </td>
-            <td class="snns top italic green">restricted ref. for local env.</td>
-            <td class="snns top green">lsubr ( ? ⫃ ? )</td>
-            <td class="snnn top green">lsubr_length lsubr_drops lsubr_lsubr</td>
-            <td class="snnn top green">
+            <td class="snns top italic cyan">counted context-sensitive rt-transition</td>
+            <td class="snns top cyan">cpg ( ⦃?,?⦄ ⊢ ? ⬈[?,?] ? )</td>
+            <td class="ssnn top cyan">cpg_simple cpg_drops cpg_lsubr</td>
+          </tr>
+          <tr>
+            <td class="snns top capitalize italic water">iterated static typing</td>
+            <td class="snns top italic water">generic extension on referred entries</td>
+            <td class="snns top water">lfxss ( ? ⦻**[?,?] ? )</td>
+            <td class="ssnn top water">
               <br />
             </td>
-            <td class="ssnn top green">
+          </tr>
+          <tr>
+            <td class="snns top capitalize italic green">static typing</td>
+            <td class="snns top italic green">generic reducibility</td>
+            <td class="snns top green">lsubc ( ? ⊢ ? ⫃[?] ? )</td>
+            <td class="ssnn top green">lsubc_drops lsubc_lsubr lsubc_lsuba</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
               <br />
             </td>
+            <td class="nnns top italic green">
+              <br />
+            </td>
+            <td class="snns top green">gcp_cr ( ⦃?,?,?⦄ ϵ[?] 〚?〛 )</td>
+            <td class="ssnn top green">gcp_aaa</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="snns top italic green">equivalence for closures on referred entries</td>
-            <td class="snns top green">ffeq ( ⦃?,?,?⦄ ≡ ⦃?,?,?⦄ )</td>
-            <td class="snnn top green">ffeq_freq</td>
-            <td class="snnn top green">
+            <td class="nnns top italic green">
               <br />
             </td>
+            <td class="snns top green">gcp</td>
             <td class="ssnn top green">
               <br />
             </td>
@@ -454,55 +518,77 @@
             <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="snns top italic green">equivalence for local environments on referred entries</td>
-            <td class="snns top green">lfeq ( ? ≡[?] ? )</td>
-            <td class="snnn top green">lfeq_length lfeq_lreq lfeq_fqup lfeq_lfeq</td>
-            <td class="snnn top green">
+            <td class="snns top italic green">atomic arity assignment</td>
+            <td class="snns top green">lsuba ( ? ⊢ ? ⫃⁝ ? )</td>
+            <td class="ssnn top green">lsuba_drops lsuba_lsubr lsuba_aaa lsuba_lsuba</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="nnns top italic green">
               <br />
             </td>
+            <td class="snns top green">aaa ( ⦃?,?⦄ ⊢ ? ⁝ ? )</td>
+            <td class="ssnn top green">aaa_drops aaa_fqus aaa_lfdeq aaa_aaa</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="snns top italic green">generic extension on referred entries</td>
-            <td class="snns top green">lfxs ( ? ⦻*[?,?] ? )</td>
-            <td class="snnn top green">lfxs_length lfxs_fqup lfxs_lfxs</td>
-            <td class="snnn top green">
+            <td class="snns top italic green">degree-based equivalence on referred entries</td>
+            <td class="snns top green">ffdeq ( ⦃?,?,?⦄ ≡[?,?] ⦃?,?,?⦄ )</td>
+            <td class="ssnn top green">ffdeq_fqup ffdeq_ffdeq</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="nnns top italic green">
               <br />
             </td>
+            <td class="snns top green">lfdeq ( ? ≡[?,?,?] ? )</td>
+            <td class="ssnn top green">lfdeq_length lfdeq_fqup lfdeq_lfdeq</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
+              <br />
+            </td>
+            <td class="snns top italic green">generic extension on referred entries</td>
+            <td class="snns top green">lfxs ( ? ⦻*[?,?] ? )</td>
+            <td class="ssnn top green">lfxs_length lfxs_drops lfxs_fqup lfxs_lfxs</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic green">
               <br />
             </td>
             <td class="snns top italic green">context-sensitive free variables</td>
-            <td class="snns top green">frees ( ? ⊢ 𝐅*⦃?⦄ ≡ ? )</td>
-            <td class="snnn top green">frees_weight frees_lreq frees_frees</td>
-            <td class="snnn top green">
+            <td class="snns top green">lsubf ( ⦃?,?⦄ ⫃𝐅* ⦃?,?⦄ )</td>
+            <td class="ssnn top green">lsubf_frees</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
               <br />
             </td>
-            <td class="ssnn top green">
+            <td class="nnns top italic green">
               <br />
             </td>
+            <td class="snns top green">frees ( ? ⊢ 𝐅*⦃?⦄ ≡ ? )</td>
+            <td class="ssnn top green">frees_drops frees_fqup frees_frees</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic green">
+              <br />
+            </td>
+            <td class="snns top italic green">restricted ref. for local env.</td>
+            <td class="snns top green">lsubr ( ? ⫃ ? )</td>
+            <td class="ssnn top green">lsubr_length lsubr_drops lsubr_lsubr</td>
           </tr>
           <tr>
             <td class="snns top capitalize italic grass">s-computation</td>
             <td class="snns top italic grass">iterated structural successor for closures</td>
             <td class="snns top grass">fqus ( ⦃?,?,?⦄ ⊐* ⦃?,?,?⦄ )</td>
-            <td class="snnn top grass">fqus_weight fqus_drops fqus_fqup fqus_fqus</td>
-            <td class="snnn top grass">
-              <br />
-            </td>
-            <td class="ssnn top grass">
-              <br />
-            </td>
+            <td class="ssnn top grass">fqus_weight fqus_drops fqus_fqup fqus_fqus</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic grass">
@@ -512,25 +598,13 @@
               <br />
             </td>
             <td class="snns top grass">fqup ( ⦃?,?,?⦄ ⊐+ ⦃?,?,?⦄ )</td>
-            <td class="snnn top grass">fqup_weight fqup_drops fqup_fqup</td>
-            <td class="snnn top grass">
-              <br />
-            </td>
-            <td class="ssnn top grass">
-              <br />
-            </td>
+            <td class="ssnn top grass">fqup_weight fqup_drops fqup_fqup</td>
           </tr>
           <tr>
             <td class="snns top capitalize italic yellow">s-transition</td>
             <td class="snns top italic yellow">structural successor for closures</td>
             <td class="snns top yellow">fquq ( ⦃?,?,?⦄ ⊐⸮ ⦃?,?,?⦄ )</td>
-            <td class="snnn top yellow">fquq_length fquq_weight</td>
-            <td class="snnn top yellow">
-              <br />
-            </td>
-            <td class="ssnn top yellow">
-              <br />
-            </td>
+            <td class="ssnn top yellow">fquq_length fquq_weight</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic yellow">
@@ -540,24 +614,12 @@
               <br />
             </td>
             <td class="snns top yellow">fqu ( ⦃?,?,?⦄ ⊐ ⦃?,?,?⦄ )</td>
-            <td class="snnn top yellow">fqu_length fqu_weight</td>
-            <td class="snnn top yellow">
-              <br />
-            </td>
-            <td class="ssnn top yellow">
-              <br />
-            </td>
+            <td class="ssnn top yellow">fqu_length fqu_weight</td>
           </tr>
           <tr>
             <td class="snns top capitalize italic orange">relocation</td>
             <td class="snns top italic orange">generic slicing for local environments</td>
             <td class="snns top orange">drops_vector ( ⬇*[?,?] ? ≡ ? ) ( ⬇*[?] ? ≡ ? )</td>
-            <td class="snnn top orange">
-              <br />
-            </td>
-            <td class="snnn top orange">
-              <br />
-            </td>
             <td class="ssnn top orange">
               <br />
             </td>
@@ -570,13 +632,7 @@
               <br />
             </td>
             <td class="snns top orange">drops ( ⬇*[?,?] ? ≡ ? ) ( ⬇*[?] ? ≡ ? )</td>
-            <td class="snnn top orange">drops_lstar drops_weight drops_length drops_ceq drops_lexs drops_lreq drops_drops</td>
-            <td class="snnn top orange">
-              <br />
-            </td>
-            <td class="ssnn top orange">
-              <br />
-            </td>
+            <td class="ssnn top orange">drops_lstar drops_weight drops_length drops_ceq drops_lexs drops_lreq drops_drops</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic orange">
@@ -584,13 +640,7 @@
             </td>
             <td class="snns top italic orange">generic relocation for terms</td>
             <td class="snns top orange">lifts_vector ( ⬆*[?] ? ≡ ? )</td>
-            <td class="snnn top orange">lifts_lifts_vector</td>
-            <td class="snnn top orange">
-              <br />
-            </td>
-            <td class="ssnn top orange">
-              <br />
-            </td>
+            <td class="ssnn top orange">lifts_lifts_vector</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic orange">
@@ -600,13 +650,7 @@
               <br />
             </td>
             <td class="snns top orange">lifts ( ⬆*[?] ? ≡ ? )</td>
-            <td class="snnn top orange">lifts_simple lifts_weight lifts_lifts</td>
-            <td class="snnn top orange">
-              <br />
-            </td>
-            <td class="ssnn top orange">
-              <br />
-            </td>
+            <td class="ssnn top orange">lifts_simple lifts_weight lifts_tdeq lifts_lifts</td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic orange">
@@ -614,36 +658,56 @@
             </td>
             <td class="snns top italic orange">ranged equivalence for local environments</td>
             <td class="snns top orange">lreq ( ? ≡[?] ? )</td>
-            <td class="snnn top orange">lreq_length lreq_lreq</td>
-            <td class="snnn top orange">
+            <td class="ssnn top orange">lreq_length lreq_lreq</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic orange">
               <br />
             </td>
-            <td class="ssnn top orange">
+            <td class="snns top italic orange">generic entrywise extension</td>
+            <td class="snns top orange">lexs ( ? ⦻*[?,?,?] ? )</td>
+            <td class="ssnn top orange">lexs_length lexs_lexs</td>
+          </tr>
+          <tr>
+            <td class="snns top capitalize italic red">syntax</td>
+            <td class="snns top italic red">append for local environments</td>
+            <td class="snns top red">append ( ? @@ ? )</td>
+            <td class="ssnn top red">append_length</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
+            <td class="snns top italic red">degree-based equivalence for terms</td>
+            <td class="snns top red">deq ( ? ≡[?,?] ? ) </td>
+            <td class="ssnn top red">deq_deq</td>
           </tr>
           <tr>
-            <td class="nnns top capitalize italic orange">
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snns top italic orange">generic entrywise extension</td>
-            <td class="snns top orange">lexs ( ? ⦻*[?,?,?] ? )</td>
-            <td class="snnn top orange">lexs_length lexs_lexs</td>
-            <td class="snnn top orange">
+            <td class="snns top italic red">same top term structure</td>
+            <td class="snns top red">tsts ( ? ≂ ? )</td>
+            <td class="ssnn top red">tsts_tsts tsts_vector</td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="ssnn top orange">
+            <td class="snns top italic red">closures</td>
+            <td class="snns top red">cl_weight ( ♯{?,?,?} )</td>
+            <td class="ssnn top red">
               <br />
             </td>
           </tr>
           <tr>
-            <td class="snns top capitalize italic red">grammar</td>
-            <td class="snns top italic red">append for local environments</td>
-            <td class="snns top red">append ( ? @@ ? )</td>
-            <td class="snnn top red">append_length</td>
-            <td class="snnn top red">
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
+            <td class="nnns top italic red">
+              <br />
+            </td>
+            <td class="snns top red">cl_restricted_weight ( ♯{?,?} )</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -652,12 +716,18 @@
             <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snns top italic red">context-sensitive equivalences for terms</td>
-            <td class="snns top red">ceq</td>
-            <td class="snnn top red">ceq_ceq</td>
-            <td class="snnn top red">
+            <td class="snns top italic red">global environments</td>
+            <td class="snns top red">genv</td>
+            <td class="ssnn top red">
+              <br />
+            </td>
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
+            <td class="snns top italic red">local environments</td>
+            <td class="snns top red">lenv_length ( |?| )</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -666,12 +736,10 @@
             <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snns top italic red">same top term structure</td>
-            <td class="snns top red">tsts ( ? ≂ ? )</td>
-            <td class="snnn top red">tsts_tsts tsts_vector</td>
-            <td class="snnn top red">
+            <td class="nnns top italic red">
               <br />
             </td>
+            <td class="snns top red">lenv_weight ( ♯{?} )</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -680,12 +748,10 @@
             <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snns top italic red">closures</td>
-            <td class="snns top red">cl_weight ( ♯{?,?,?} )</td>
-            <td class="snnn top red">cl_restricted_weight ( ♯{?,?} )</td>
-            <td class="snnn top red">
+            <td class="nnns top italic red">
               <br />
             </td>
+            <td class="snns top red">lenv</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -694,14 +760,20 @@
             <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snns top italic red">internal syntax</td>
-            <td class="snns top red">genv</td>
-            <td class="snnn top red">
+            <td class="snns top italic red">terms</td>
+            <td class="snns top red">term_vector ( Ⓐ?.? )</td>
+            <td class="ssnn top red">
               <br />
             </td>
-            <td class="snnn top red">
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
+            <td class="nnns top italic red">
+              <br />
+            </td>
+            <td class="snns top red">term_simple ( 𝐒⦃?⦄ )</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -713,9 +785,7 @@
             <td class="nnns top italic red">
               <br />
             </td>
-            <td class="snns top red">lenv</td>
-            <td class="snnn top red">lenv_weight ( ♯{?} )</td>
-            <td class="snnn top red">lenv_length ( |?| )</td>
+            <td class="snns top red">term_weight ( ♯{?} )</td>
             <td class="ssnn top red">
               <br />
             </td>
@@ -728,40 +798,50 @@
               <br />
             </td>
             <td class="snns top red">term</td>
-            <td class="snnn top red">term_weight ( ♯{?} )</td>
-            <td class="snnn top red">term_simple ( 𝐒⦃?⦄ )</td>
-            <td class="ssnn top red">term_vector ( Ⓐ?.? )</td>
+            <td class="ssnn top red">
+              <br />
+            </td>
           </tr>
           <tr>
             <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="nnns top italic red">
+            <td class="snns top italic red">items</td>
+            <td class="snns top red">item_sd</td>
+            <td class="ssnn top red">
               <br />
             </td>
-            <td class="snns top red">item</td>
-            <td class="snnn top red">
+          </tr>
+          <tr>
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snnn top red">
+            <td class="nnns top italic red">
               <br />
             </td>
+            <td class="snns top red">item_sh</td>
             <td class="ssnn top red">
               <br />
             </td>
           </tr>
           <tr>
-            <td class="nnss top capitalize italic red">
+            <td class="nnns top capitalize italic red">
               <br />
             </td>
-            <td class="snss top italic red">external syntax</td>
-            <td class="snss top red">aarity</td>
-            <td class="snsn top red">
+            <td class="nnns top italic red">
+              <br />
+            </td>
+            <td class="snns top red">item</td>
+            <td class="ssnn top red">
               <br />
             </td>
-            <td class="snsn top red">
+          </tr>
+          <tr>
+            <td class="nnss top capitalize italic red">
               <br />
             </td>
+            <td class="snss top italic red">atomic arities</td>
+            <td class="snss top red">aarity</td>
             <td class="sssn top red">
               <br />
             </td>
@@ -795,6 +875,6 @@
     <div xmlns:ld="http://lambdadelta.info/" class="spacer">
       <br />
     </div>
-    <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Sun, 22 May 2016 15:25:27 +0200</div>
+    <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Wed, 08 Mar 2017 22:36:31 +0100</div>
   </body>
 </html>