. . "Thinness." . . "TEXAS UNIV AT AUSTIN DEFENSE RESEARCH LAB." . . "Finite difference theory." . . . . . . . . . . . "Finite Difference Equations for the Analysis of Thin Rectangular Plates With Combinations of Fixed and Free Edges"@en . . . "Stress analysis." . . "Mechanics." . . "Plates." . . "Swept wings." . . "Rectangular bodies." . .