search for: johnpaul

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2007 May 18
1
problems with textmate and rspec bundle
...on line 1, which I solved by adding a .MacOSX/environment.plist with my $PATH contents to avoid the whole thing with the shebang line being a problem. <key>PATH</key> <string>/opt/local/bin:/opt/local/sbin:/opt/local/apache2/bin:/usr/local/bin:/bin:/sbin:/usr/bin:/usr/sbin:/Users/johnpaul/bin</string> And to make everything smooth, I also set TM_RUBY to /opt/local/bin/ruby But now I''m stuck here when I try to Cmd-R w/ RSpec, It could be user error -- I try to command in the game_spec.rb file and I get the following error /opt/local/lib/ruby/vendor_ruby/1.8/rubygems...
2009 Apr 03
2
Geometric Brownian Motion Process with Jumps
Hi, I have been using maxLik to do some MLE of Geometric Brownian Motion Process and everything has been going fine, but know I have tried to do it with jumps. I have create a vector of jumps and then added this into my log-likelihood equation, know I am getting a message: NA in the initial gradient My codes is hear # n<-length(combinedlr) j<-c(1,2,3,4,5,6,7,8,9,10)