The Anomaly in the Application of Poincare-Lighthill-Kuo and Parabolic Coordinates to the Trailing Edge Boundary Layer Sin-I ChengArnold Goldburg Indiana University Mathematics Journal 1961 text pdf 10.1512/iumj.1961.10.10034 10.1512/iumj.1961.10.10034 en Indiana Univ. Math. J. 10 (1961) 529 - 535 state-of-the-art mathematics http://iumj.org/access/