Hamamura Nagisa no Keisan Note manga series revolve around a middle school girl (grade 8, to be exact) who solves mysteries through her deep knowledge and interest in math. In this second volume, Nagisa has to solve a phi problem, which is used by a group of pirates.
Huh. Modern day pirates based on the number phi. Now that, at least in the beginning, sounds interesting.
Semakin menarik dan semakin nambah pengetahuan! dan semakin membuatku bertanya-tanya pada diri sendiri, sebenernya apa saja yang sudah kupelajari dulu itu~