From: nagachaitanya.vellanki@... Date: 2015-10-09T15:35:40+00:00 Subject: [ruby-core:71032] [Ruby trunk - Feature #11578] [Open] add a method to check if a number is probably prime or composite Issue #11578 has been reported by NagaChaitanya Vellanki. ---------------------------------------- Feature #11578: add a method to check if a number is probably prime or composite https://bugs.ruby-lang.org/issues/11578 * Author: NagaChaitanya Vellanki * Status: Open * Priority: Normal * Assignee: ---------------------------------------- Added a method to check if a given n is probably prime or composite using Miller- Rabin Test. This method is faster that the sieve method to check for an arbitrary n. Please review my pull request. https://github.com/ruby/ruby/pull/1051 -- https://bugs.ruby-lang.org/