# Differential of acceleration

1. Jun 14, 2010

We know that a=dv/dt but what is differential of acceleration. Mathematically is it second derivative or simply d(dv)/dt.

2. Jun 14, 2010

### mathman

da/dt = d2a/dt2, which is jerk. da as such would only be used as part of the definition of an integral where a is the variable of integration.