"...on the particularities and interconnectedness of the representational systems in which they are expressed"(Kaput, Noss & Hoyles, 2002)
Around the time of the Islamic empire,
Computational skill became encoded in syntactically defined rules on a symbol system.(missing reference)
- Kaput, J., Noss, R., & Hoyles, C. (2002). Developing new notations for a learnable mathematics in the computational era. In In L. D. English (Ed.), Handbook of international research on mathematics education (51–75). press.
- (missing reference)