त्रीणि त्रिकाण्यनीकं रथानामुरस्यं स्थापयेत्तावत्कक्षं पक्षं चोभयतः ॥ कZ_१०.५.१२ ॥
trīṇi trikāṇy anīkaṃ rathānām urasyaṃ sthāpayet tāvat kakṣaṃ pakṣaṃ cobhayataḥ
Die Streitwagenaufstellung ist als drei Triaden zu setzen; entsprechend ist das vordere Zentrum zu bilden und ebenso die Flanken und die Flügel auf beiden Seiten.
Modular composition: building a larger array from repeatable triads to simplify control, alignment, and scaling.
To enforce symmetry so that the formation does not develop a structurally weaker wing, which would be exploitable.