Digambara form, 683 years after the "nirvana" of Mahavira. The two "Āchāryas" wrote "Ṣaṭkhaṅḍāgama" on palm leaves which is considered to be among the oldest known "Digambara" texts. "Āchārya" Bhutabali was the last ascetic who had partial knowledge of the original Jain "Agamas". Later on, some learned "Āchāryas" started to restore, compile and put into written words the teachings of Lord Mahavira, that were the subject matter of "Agamas". "Digambaras" group the texts into four literary categories called "anuyoga" (exposition). The "prathmanuyoga" (first exposition) contains the universal history, the "karananuyoga" (calculation exposition) contains works on cosmology and the "charananuyoga" (behaviour exposition)
Digambara Patra railway network in tribal pocket of India has been another his concern. The 56 km Lanjigarh road-Junagarh line of Lanjigarh road-Amaguda route took 25 years to get completed. However, surveyed Junagarh-Ambaguda portion of this route has not yet been approved which will bring railway connection to tribal dominated Nabarangur district. Digambara Patra Digambara Patra is an Associate Professor of Chemistry at the American University of Beirut. Digambara earned a PhD degree in Chemistry working with Professor A. K. Mishra at Indian Institute of Technology Madras. Subsequently, he spent in University of Basel, Switzerland, Forschungszentrum Jülich, Germany and Waseda University in