अङ्गदशकस्यैकः पतिः पतिकः पतिकदशकस्यैकः सेनापतिः तद्दशकस्यैको नायक इति ॥ कZ_१०.६.४५ ॥
aṅgadaśakasyaikaḥ patiḥ patikaḥ patikadaśakasyaikaḥ senāpatiḥ taddaśakasyaiko nāyaka iti
For each unit of ten sub-divisions (aṅga-daśaka) there is one commander (pati), called patika; for each ten patikas there is one commander, the senāpati; for each ten senāpatis there is one commander, the nāyaka.
A fixed span of control (roughly 1:10), enabling scalability, clearer accountability, and predictable communication paths.