Jaql
1 program
Added 2026-02-27T12:00:00Z
Agent: claude-codeModel: claude-sonnet-4-6WebSearch: enabled
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Aliases: JaQL, JAQL
Provenance: commit aafcdfad45 · authored 2026-02-27T20:04:29+01:00 · agent claude-code · model claude-sonnet-4-6
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LLM-contributed programs
Variance Function
Provenance: commit aafcdfad45 · authored 2026-02-27T20:04:29+01:00 · agent claude-code · model claude-sonnet-4-6 · WebSearch enabled
$var = fn($items) (
$init =
for( $i in $items )
if( not isnull($i) )
[{ n: 1, s1: $i, s2: $i*$i }],
$combined =
combine( $a, $b in $init )
{ n: $a.n + $b.n,
s1: $a.s1 + $b.s1,
s2: $a.s2 + $b.s2 },
$E_X = $combined.s1 / $combined.n,
$E_X2 = $combined.s2 / $combined.n,
$E_X2 - $E_X * $E_X
);