From 968f9f554e2e5806d06922d4964b72293d95c0f3 Mon Sep 17 00:00:00 2001 From: ocean Date: Fri, 18 Feb 2005 17:31:14 +0000 Subject: * ext/bigdecimal/sample/linear.rb: resolve LoadError. * ext/bigdecimal/sample/nlsolve.rb: ditto. * ext/bigdecimal/lib/bigdecimal/nlsolve.rb: removed because this file is sample script and same file exists in ext/bigdecimal/sample. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@7996 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/bigdecimal/lib/bigdecimal/nlsolve.rb | 38 -------------------------------- 1 file changed, 38 deletions(-) delete mode 100644 ext/bigdecimal/lib/bigdecimal/nlsolve.rb (limited to 'ext/bigdecimal/lib') diff --git a/ext/bigdecimal/lib/bigdecimal/nlsolve.rb b/ext/bigdecimal/lib/bigdecimal/nlsolve.rb deleted file mode 100644 index 7f729e6aaa..0000000000 --- a/ext/bigdecimal/lib/bigdecimal/nlsolve.rb +++ /dev/null @@ -1,38 +0,0 @@ -#!/usr/local/bin/ruby - -# -# nlsolve.rb -# An example for solving nonlinear algebraic equation system. -# - -require "bigdecimal" -require "bigdecimal/newton" -include Newton - -class Function - def initialize() - @zero = BigDecimal::new("0.0") - @one = BigDecimal::new("1.0") - @two = BigDecimal::new("2.0") - @ten = BigDecimal::new("10.0") - @eps = BigDecimal::new("1.0e-16") - end - def zero;@zero;end - def one ;@one ;end - def two ;@two ;end - def ten ;@ten ;end - def eps ;@eps ;end - def values(x) # <= defines functions solved - f = [] - f1 = x[0]*x[0] + x[1]*x[1] - @two # f1 = x**2 + y**2 - 2 => 0 - f2 = x[0] - x[1] # f2 = x - y => 0 - f <<= f1 - f <<= f2 - f - end -end - f = BigDecimal::limit(100) - f = Function.new - x = [f.zero,f.zero] # Initial values - n = nlsolve(f,x) - p x -- cgit v1.2.3