From 31b722e16e6a0f6b0f08e8409b2c7e240937bfed Mon Sep 17 00:00:00 2001 From: Marshall Lochbaum Date: Wed, 27 Apr 2022 22:21:50 -0400 Subject: Documentation for Under --- doc/scan.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'doc/scan.md') diff --git a/doc/scan.md b/doc/scan.md index 73ce3f0a..f87580e4 100644 --- a/doc/scan.md +++ b/doc/scan.md @@ -94,7 +94,7 @@ A more complicated boolean scan, which depends on the left-to-right ordering, is ## Reverse scan -We've discussed how the scan moves forward along `𝕩`, so that each time `𝔽` takes an old result as `𝕨` and a new value as `𝕩`. This means that results correspond to [prefixes](prefixes.md) and go left to right on each one. Since the most important scans have associative, commutative operands, the left-to-right ordering often doesn't make a difference. But sometimes a suffix rather than prefix scan is wanted. For these cases, Scan Under [Reverse](reverse.md) (`` `⌾⌽ ``) does the trick. +We've discussed how the scan moves forward along `𝕩`, so that each time `𝔽` takes an old result as `𝕨` and a new value as `𝕩`. This means that results correspond to [prefixes](prefixes.md) and go left to right on each one. Since the most important scans have associative, commutative operands, the left-to-right ordering often doesn't make a difference. But sometimes a suffix rather than prefix scan is wanted. For these cases, Scan [Under](under.md) [Reverse](reverse.md) (`` `⌾⌽ ``) does the trick. ∨` 0‿0‿1‿0‿0‿1‿0 -- cgit v1.2.3