द्विगुणपक्षस्थूणो विशालविजयः ॥ कZ_१०.६.१७ ॥
dviguṇapakṣasthūṇo viśālavijayaḥ
The formation with wings (flanks) doubled in strength and a firm central pillar is called “Viśālavijaya” (Wide-Victory).
It prioritizes lateral strength to envelop or resist envelopment, while keeping a stable central mass (sthūṇa) to prevent a breakthrough.