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| author | gavin <gavin@FreeBSD.org> | 2010-02-02 19:28:01 +0000 |
|---|---|---|
| committer | gavin <gavin@FreeBSD.org> | 2010-02-02 19:28:01 +0000 |
| commit | f4a1ca000f01cb18d4e8ebe16dddcf0745b7a03b (patch) | |
| tree | 10306c91451ac7ffe4acf5b2a1467da50d664a61 /lib | |
| parent | ca42e1d1ceb9cfd3924a389a273d173d25ae7523 (diff) | |
| download | FreeBSD-src-f4a1ca000f01cb18d4e8ebe16dddcf0745b7a03b.zip FreeBSD-src-f4a1ca000f01cb18d4e8ebe16dddcf0745b7a03b.tar.gz | |
The multiplicand a = 0x5deece66d = 25214903917, not 0xfdeece66d.
This bug in the man page has gone unnoticed for over 15 years!
PR: docs/143461
Submitted by: Jeremy Huddleston jeremyhu apple.com
Approved by: ed (mentor, implicit)
MFC after: 1 week
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libc/gen/rand48.3 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libc/gen/rand48.3 b/lib/libc/gen/rand48.3 index a703ba0..5f6811d 100644 --- a/lib/libc/gen/rand48.3 +++ b/lib/libc/gen/rand48.3 @@ -57,7 +57,7 @@ The particular formula employed is r(n+1) = (a * r(n) + c) mod m where the default values are -for the multiplicand a = 0xfdeece66d = 25214903917 and +for the multiplicand a = 0x5deece66d = 25214903917 and the addend c = 0xb = 11. The modulo is always fixed at m = 2 ** 48. r(n) is called the seed of the random number generator. |
