Wallops Flight Facility, a NASA facility located on the Eastern Shore of Virginia, primary use is a rocket launch site to support science and exploration missions for NASA and other federal agencies
well-formed formula, in logic, linguistics, and computer science, a symbol or string of symbols that is generated by the formal grammar of a formal language
WFF 'N PROOF, a game developed to teach principles of logic through well-formed formulas
Wallops Flight Facility, a NASA facility located on the Eastern Shore of Virginia, primary use is a rocket launch site to support science and exploration missions for NASA and other federal agencies
well-formed formula, in logic, linguistics, and computer science, a symbol or string of symbols that is generated by the formal grammar of a formal language
WFF 'N PROOF, a game developed to teach principles of logic through well-formed formulas