tensor differentiation

tensor differentiation

[′ten·sər ‚dif·ə‚ren·chē′ā·shən]
(mathematics)
An operation on a tensor in which a term involving a Christoffel symbol is subtracted from the ordinary derivative, to obtain another tensor of one higher rank.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.