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Minor edits in the definition of ALP #315

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Minor edits in the definition of ALP #315

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ab035ff
remove unnecessary comment in definition of ALP (addresses #314)
hartig Nov 20, 2025
b0a6719
renames the auxiliary function used in the definition of ALP from ALP…
hartig Nov 20, 2025
dc6d071
'empty set of nodes' --> 'empty set of terms'
hartig Nov 20, 2025
a1f48b3
renames ALP' to ALP_recurse and adapts the anchors accordingly
hartig Nov 28, 2025
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12 changes: 5 additions & 7 deletions spec/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -9968,18 +9968,16 @@ <h3>Property Path Patterns</h3>
when starting at RDF term <var>x</var>.

<a href="#defn_evalALP_1">ALP</a>(<var>x</var>:term, <var>ppe</var>) =
Let <var>V</var> = empty set
<a href="#defn_evalALP_1">ALP</a>(<var>x</var>:term, <var>ppe</var>, <var>V</var>)
Let <var>V</var> = empty set of terms
<a href="#defn_evalALP_1">ALP'</a>(<var>x</var>:term, <var>ppe</var>, <var>V</var>)
return is <var>V</var>

# <var>V</var> is the set of nodes visited

<a href="#defn_evalALP_1">ALP</a>(<var>x</var>:term, <var>ppe</var>, <var>V</var>:set of RDF terms) =
<a href="#defn_evalALP_1">ALP'</a>(<var>x</var>:term, <var>ppe</var>, <var>V</var>:set of RDF terms) =
if ( <var>x</var> in <var>V</var> ) return
add <var>x</var> to <var>V</var>
<var>X</var> = <a href="#defn_reachableTerms"><var>reachableTerms</var></a>(<var>x</var>, <var>ppe</var>)
For <var>n</var>:term in <var>X</var>
<a href="#defn_evalALP_1">ALP</a>(<var>n</var>, <var>ppe</var>, <var>V</var>)
<a href="#defn_evalALP_1">ALP'</a>(<var>n</var>, <var>ppe</var>, <var>V</var>)
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@Tpt Tpt Nov 20, 2025

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If I am not mistaken the anchor is the same as for ALP on line 9970.

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@hartig hartig Nov 28, 2025

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Commit a1f48b3 introduces a separate anchor for this function.

End
</pre>
</div>
Expand Down Expand Up @@ -10015,7 +10013,7 @@ <h3>Property Path Patterns</h3>
Let <var>X</var> = <a href="#defn_reachableTerms"><var>reachableTerms</var></a>(<var>x</var>, <var>ppe</var>)
Let <var>V</var> = the empty multiset
For <var>n</var> in <var>X</var>
<a href="#defn_evalALP_1">ALP</a>(<var>n</var>, <var>ppe</var>, <var>V</var>)
<a href="#defn_evalALP_1">ALP'</a>(<var>n</var>, <var>ppe</var>, <var>V</var>)
End
result is <var>V</var>

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