Source: wikibot/second-covariant-derivative
= Second covariant derivative
{wiki=Second_covariant_derivative}
The second covariant derivative is an extension of the concept of the covariant derivative, which is used in differential geometry and tensor analysis to differentiate tensor fields while respecting the geometric structure of a manifold. \#\#\# Covariant Derivative To understand the second covariant derivative, let’s first review the covariant derivative.