[Maxima-bugs] [ maxima-Bugs-1230796 ] random is predictable

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Bugs item #1230796, was opened at 2005-07-01 10:05
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Category: Lisp Core
Group: Fix for 5.9.2
Status: Open
Resolution: None
Priority: 5
Submitted By: van_Nek (van_nek)
Assigned to: Nobody/Anonymous (nobody)
Summary: random is predictable

Initial Comment:
Maxima version: 5.9.1
Maxima build date: 7:34 9/24/2004
host type: i686-pc-mingw32
lisp-implementation-type: Kyoto Common Lisp
lisp-implementation-version: GCL 2.6.5


A fresh Maxima (or after a restart) always returns

Maxima 5.9.1 http://maxima.sourceforge.net
...
provides bug reporting information.
(C1) for n from 1 thru 20 do sprint(random(10));
9 6 0 2 1 3 8 4 8 0 6 4 4 0 3 9 5 7 9 6 
(D1) 				     DONE
(C2) Maxima 5.9.1 http://maxima.sourceforge.net
...
provides bug reporting information.
(C1) for n from 1 thru 20 do sprint(random(10));
9 6 0 2 1 3 8 4 8 0 6 4 4 0 3 9 5 7 9 6 
(D1) 				     DONE

Programming some games based on random numbers 
is a boring thing if you know all the numbers.

Is it not possible to use the actual system time as a 
seed for random?

Volker van Nek

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You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=104933&aid=1230796&group_id=4933