पक्षाववस्थाप्योरस्यातिक्रान्तः श्येनः ॥ कZ_१०.६.१२ ॥
pakṣāv avasthāpya orasyātikrāntaḥ śyenaḥ
With the wings held in position, if the centre (uras) advances beyond, the array is ‘Śyena’ (hawk formation).
It separates tasks: wings anchor and prevent envelopment while the centre executes the decisive penetration—clear division of roles improves coordination.