The Calculation of Propeller Induction Factors AML Problem 69-54 Open PDF Document Details Document Type Technical Report Publication Date Feb 01, 1957 Accession Number AD0224732 Entities People J. W. Wrench Jr. Tags DTIC Thesaurus Topics Accuracy Applied Mathematics Asymptotic Series Bessel Functions Equations Errors Government Procurement Governments Infinite Series Mathematics Mathematics Laboratories Power Series Propellers Test And Evaluation