+ <tr>
+ <td class="nnns component yellow">
+ <br />
+ </td>
+ <td class="snns plane yellow">pointwise union for local environments</td>
+ <td class="snns file yellow">llor ( ? ⩖[?,?] ? ≡ ? )</td>
+ <td class="snnn file yellow">llor_alt llor_ldrop</td>
+ <td class="snnn file yellow">
+ <br />
+ </td>
+ <td class="ssnn file yellow">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="nnns component yellow">
+ <br />
+ </td>
+ <td class="snns plane yellow">context-sensitive exclusion from free variables</td>
+ <td class="snns file yellow">frees ( ? ⊢ ? ϵ 𝐅*[?]⦃?⦄ )</td>
+ <td class="snnn file yellow">frees_append frees_leq frees_lift</td>
+ <td class="snnn file yellow">
+ <br />
+ </td>
+ <td class="ssnn file yellow">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="nnns component yellow">
+ <br />
+ </td>
+ <td class="snns plane yellow">contxt-sensitive extended multiple substitution</td>
+ <td class="snns file yellow">cpys ( ⦃?,?⦄ ⊢ ? ▶*[?,?] ? )</td>
+ <td class="snnn file yellow">cpys_alt ( ⦃?,?⦄ ⊢ ? ▶▶*[?,?] ? )</td>
+ <td class="snnn file yellow">cpys_lift cpys_cpys</td>
+ <td class="ssnn file yellow">
+ <br />
+ </td>
+ </tr>