Symbolic systems use symbols such as names, places, and concepts whch are manipulated by explicit rules. In contrast subsymbolic systems, such as neural networks use low-level representations such as the weights between nodes.
Defined on page 2
Used on Chap. 1: pages 2, 11; Chap. 6: pages 125, 126; Chap. 20: page 492; Chap. 21: page 515
Also known as symbolic AI