Samkhya Philosophy; Containing Samkhya-Pravachana Sutram, with the Vritti of Aniruddha, and the Bhasya of Vijnana Bhiksu and Extracts from the Vritti-sara of Mahadeva Vedantin; Tatva Samasa; Samkhya Karika; Panchasikha Sutram. Translated [and Edited]