व्यायामे ताण्डवे चैव कार्यमुद्वर्तनं बुधैः । निवर्तनं तु कर्तव्यं सम्भ्रादिपरिभ्रमे ॥ २५७॥
Udvartana (springing up) should be employed in physical exercise and in the Tāṇḍava dance. Vivartana (turning round) is to be used in hurried or bewildered circling movements.
english translation