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authorMarshall Lochbaum <mwlochbaum@gmail.com>2020-07-16 18:50:24 -0400
committerMarshall Lochbaum <mwlochbaum@gmail.com>2020-07-16 19:14:57 -0400
commit1880ee9d6ec6744cc0ea990572293480ce756c89 (patch)
treef9cd499f9865886764115c8733d1a7b5c47095a9 /doc
parent5a7a159f4f165d9fae11b283005602be21290b1a (diff)
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diff --git a/doc/depth.md b/doc/depth.md
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--- a/doc/depth.md
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@@ -92,7 +92,7 @@ For Select, the depth-1 case is still quite useful, but it may also be desirable
## The Depth composition
-The Depth composition (`⚇`) is a generalization of Each that allows diving deeper into an array. To illustrate it we'll use a shape 4‿3 array of lists of lists.
+The Depth composition (`⚇`) is a generalization of Each that allows diving deeper into an array. To illustrate it we'll use a shape `4‿3` array of lists of lists.
⊢ n ← <⎉1⍟2 4‿3‿2‿2⥊↕48
diff --git a/doc/join.md b/doc/join.md
index cb8dfb36..cb940699 100644
--- a/doc/join.md
+++ b/doc/join.md
@@ -1,3 +1,5 @@
+# Join
+
Join (`∾`) is an extension of the monadic function [Raze](https://aplwiki.com/wiki/Raze) from A+ and J to arbitrary argument ranks. It has the same relationship to Join to, the dyadic function sharing the same glyph, as Unbox (`>`) does to Couple (`≍`): `a≍b` is `>a‿b` and `a∾b` is `∾a‿b`. While Unbox and Couple combine arrays (the elements of Unbox's argument, or the arguments themselves for Coups) along a new leading axis, Join and Join to combine them along the existing leading axis. Both Unbox and Join can also be called on a higher-rank array, causing Unbox to add multiple leading axes while Join combines elements along multiple existing axes.
Join can be used to combine several strings into a single string, like `array.join()` in Javascript (but it doesn't force the result to be a string).