Boolean derivative

English

Etymology

Named after Template:W (1815–1864), an English mathematician, educator, philosopher and logician.

Noun

1. Template:Label With respect to a Boolean variable $x_i$: The XOR-sum of the positive and negative Shannon cofactors of the given derived function with respect to $x_i$. In symbols: $\frac{\partial f}{\partial x_i}(\overrightarrow{x})=f_{x_i}(\overrightarrow{x})\oplus f_{{\overline{x}}_i}(\overrightarrow{x})$.