PATH:
opt
/
alt
/
ruby34
/
share
/
gems
/
gems
/
prime-0.1.3
# Prime [](https://github.com/ruby/prime/actions/workflows/test.yml) Prime numbers and factorization library. ## Installation Add this line to your application's Gemfile: ```ruby gem 'prime' ``` And then execute: $ bundle Or install it yourself as: $ gem install prime ## Usage ```ruby require 'prime' # Prime is the set of all prime numbers, and it is Enumerable. Prime.take(4) #=> [2, 3, 5, 7] Prime.first(4) #=> [2, 3, 5, 7] Prime.each(7).to_a #=> [2, 3, 5, 7] # Determining whether an arbitrary integer is a prime number Prime.prime?(7) #=> true 8.prime? #=> false # Factorization in prime numbers Prime.prime_division(8959) #=> [[17, 2], [31, 1]] Prime.int_from_prime_division([[17, 2], [31, 1]]) #=> 8959 17**2 * 31 #=> 8959 ``` ## Contributing Bug reports and pull requests are welcome on GitHub at https://github.com/ruby/prime. ## License The gem is available as open source under the terms of the [BSD-2-Clause](LICENSE.txt).
[-] COPYING
[edit]
[+]
lib
[-] BSDL
[edit]
[-] README.md
[edit]
[+]
..
[+]
sig
[-] Rakefile
[edit]