Excerpt - page 10: "... (from the closest point to the field point) with the tangent vectors (re, r,,) to the two grid lines on the section. The quadrant is identified by the ..."
Excerpt - page 64: "... 64 Basic Structured Grid Generation or, in terms of the surface tangent vector ~,a = dualds where the normal section cuts the ..."
Excerpt - page 178: "... directions and the ilVperbolic tangent fnuct ion was applied to the grid st retching in the wall-nor-tnal direction. For each stud- ied ..."
Excerpt - page 276: "... interpolations, splines, or non-polynomial in- terpolations such as the hyperbolic tangent function. The methodology described above can be used to generate grids from any four arbitrary bounding curves [4]. ..."