1. 2014-11-12 [ruby-core:66218] [ruby-trunk - Bug #10306] BigNum er ruby-core akr 2. 2014-11-11 [ruby-core:66217] [ruby-trunk - Bug #10306] BigNum er ruby-core max.bacoux 3. 2014-09-30 [ruby-core:65325] [ruby-trunk - Bug #10306] BigNum er ruby-core t_nissie 4. 2014-09-29 [ruby-core:65323] [ruby-trunk - Bug #10306] BigNum er ruby-core sawadatsuyoshi