Group (K): Revision history

17 March 2024

• curprev 23:2923:29, 17 March 2024‎ Marshall talk contribs‎ m 1,287 bytes −148‎ No need for hatnote now the title is disambiguated

2 February 2024

• curprev 01:5701:57, 2 February 2024‎ Marshall talk contribs‎ 1,435 bytes +17‎ Fix explanation for why K3 group doesn't return a dictionary

31 January 2024

• curprev 20:1420:14, 31 January 2024‎ Marshall talk contribs‎ m 1,418 bytes 0‎ Marshall moved page Group to Group (K): Decided (with Adám) that K doesn't have a strong claim to be primary vs BQN

• curprev 16:1516:15, 31 January 2024‎ Marshall talk contribs‎ 1,418 bytes +1,418‎ Created page with ":''This page is about the K primitive that returns a dictionary. For the primitive that returns an array introduced by BQN, see Group (BQN).'' {{Built-in|Group|<nowiki>=</nowiki>}} is a monadic function in K that returns a dictionary whose keys are the unique values in its argument and whose value for a given key is the list of indices where it appears. In versions before K4, which introduced dictionaries, Group returns only an array of the index lis..."