विपर्यये चापं चापकुकुषिः प्रतिष्ठः सुप्रतिष्ठश्च ॥ कZ_१०.६.१३ ॥
viparyaye cāpaṃ cāpakukuṣiḥ pratiṣṭhaḥ supratiṣṭhaś ca
Dalam susunan terbalik (viparyaya), «Cāpa» (formasi busur) dan «Cāpa-kukuṣi» (perut busur) masing-masing disebut «Pratiṣṭha» (stabil) dan «Supratiṣṭha» (sangat stabil).
It creates a standardized risk/stability vocabulary for commanders—useful for choosing arrays based on troop quality, terrain, and threat of breakthrough.