"You can't get to the moon by piling up chairs." Home About Loper OS Guiding Principles RSS Feed Contact PGP « “Finite Field Arithmetic.” Chapter 1: Genesis. “Finite Field Arithmetic.” Chapter 3: Shifts. » “Finite Field Arithmetic.” Chapter 2: Logical and Bitwise Operations. This article is part of a series of hands-on tutorials introducing FFA , or the Finite Field Arithmetic library. FFA differs from the typical “Open Sores” abomination, in that — rather than trusting the author blindly with their lives — prospective users are expected to read and fully understand every single line. In exactly the same manner that you would understand and pack your own parachute. The reader will assemble and test a working FFA with his own hands , and at the same time grasp the purpose of each moving part therein. Chapter 1: Genesis. Chapter 2: Logical and Bitwise Operations. ...