पार्श्वतो विषमायामितरतोऽभिहन्यात् ॥ कZ_१०.३.१३ ॥
pārśvato viṣamāyām itarato 'bhihanyāt
Lorsque le terrain est accidenté sur un flanc, attaquez depuis l’autre côté.
Minimize your own movement penalties while maximizing the enemy’s—choose the axis of advance that reduces friction for you and increases it for them.