Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!seismo!mcvax!enea!luth2!luthcad!sow From: sow@luthcad.UUCP Newsgroups: sci.crypt Subject: Re: Decryption Program Message-ID: <568@luthcad.UUCP> Date: Fri, 24-Oct-86 11:39:15 EST Article-I.D.: luthcad.568 Posted: Fri Oct 24 11:39:15 1986 Date-Received: Wed, 29-Oct-86 09:13:30 EST References: <2121@mtuxo.UUCP> Reply-To: sow@luthcad.UUCP (Sven-Ove Westberg) Organization: University of Lulea, Sweden Lines: 13 In article <2121@mtuxo.UUCP> jasond@mtuxo.UUCP writes: >I am academically interested in obtaining a program for aiding in the >decryption of simple substitution ciphers. Are there any available >programs or algorithms in public domain? > In Forsythe, Malcolm and Molers book Computer Methods for Mathematical Computations there is problem on page 238. Where they solve the problem with singular value analysis. I tested the algoritm and it works well. But it didn't work on languages other than English. Sven-Ove Westberg Computer Aided Analysis and Design (CAAD)