principal normal section

principal normal section

[¦prin·sə·pəl ¦nȯr·məl ′sek·shən]
(mathematics)
For a point on a surface, a normal section in a direction in which the curvature of this section has a maximum or minimum value.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Full browser ?