From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11250 invoked by alias); 15 Oct 2002 13:55:05 -0000 Mailing-List: contact gsl-discuss-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gsl-discuss-owner@sources.redhat.com Received: (qmail 11239 invoked from network); 15 Oct 2002 13:55:03 -0000 Received: from unknown (HELO cosmos.phy.tufts.edu) (130.64.83.16) by sources.redhat.com with SMTP; 15 Oct 2002 13:55:03 -0000 Received: from localhost (serge@localhost) by cosmos.phy.tufts.edu (8.11.6/8.11.6) with ESMTP id g9FDskF32173; Tue, 15 Oct 2002 09:54:46 -0400 Date: Tue, 15 Oct 2002 06:55:00 -0000 From: Serge Winitzki To: Brian Gough cc: gsl-discuss@sources.redhat.com Subject: Re: gsl_sf_coupling_3j In-Reply-To: <15780.30797.220402.845286@debian> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-SW-Source: 2002-q4/txt/msg00031.txt.bz2 Filip Floegel writes: > hello gsl community, > gsl_sf_coupling_3j doesn't work properly for large angular mementa The package "matpack" (www.matpack.de) includes many special functions, also the 3j symbols. They refer to some quite complicated numerical methods using recursion relations to get the right answers for large momenta, and to 1975-1976 papers by Schulten and Gordon for the description of the algorithms. The papers can be downloaded for free at http://www.ks.uiuc.edu/Publications/Papers/ -- Serge