“Angle subtraction theorems”的意思、由来-开放百科全书

词条	Angle subtraction theorems
释义	SeeList of trigonometric identitiesAngle sum and difference identities
随便看	Jeffrey Daniels (author) Jeffrey Daniels (Author) Jeffrey Daniels (dancer) Jeffrey Davidow Jeffrey Day Jeffrey Donaldson Jeffrey Douglas Jeffrey D. Sachs Jeffrey D Sachs Jeffrey D.Sachs Jeffrey D. Ullman Jeffrey Energy Center Jeffrey Ennis Jeffrey Eugenides Jeffrey Foskett Jeffrey Gibb Kennett Jeffrey Hadden Jeffrey Hamm Jeffrey Hammond Jeffrey Hammond-Hammond Jeffrey Harvey Jeffrey Harvey (biologist) Jeffrey Hatcher Jeffrey Haynes Jeffrey Hoffman

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。