The chronology of Indian mathematicians spans from the Indus Valley civilisation and the Vedas to Modern India. Indian mathematicians have made a number of contributions to mathematics that have significantly influenced scientists and mathematicians in the modern era. Hindu-Arabic numerals predominantly used today and likely into the future. Ancient Baudhayana sutras (fl. c. 900 BCE) Yajnavalkya (700 BCE) Manava (fl. 750–650 BCE) Apastamba Dharmasutra (c. 600 BCE) Pāṇini (c. 520–460 BCE) Kātyāyana (fl. c. 300 BCE) Akspada Gautama(c. 600 BCE–200 CE) Bharata Muni (200 BCE-200 CE) Pingala (c. 3rd/2nd century BCE) Classical Post-Vedic Sanskrit to Pala period mathematicians (2nd century BCE to 11th century CE) Medieval Period (1200–1800) Kerala School of Mathematics and Astronomy Madhava of Sangamagrama Parameshvara (1360–1455), discovered drk-ganita, a mode of astronomy based on observations Nilakantha Somayaji (1444–1545), mathematician and astronomer Shankara Variyar (c. 1530) Jyeshtadeva (1500–1610), author of Yuktibhāṣā Achyuta Pisharati (1550–7 July 1621), mathematician and astronomer Melpathur Narayana Bhattathiri (1560–1646/1666) Navya-Nyāya (Neo-Logical) School Raghunatha Siromani (1475–1550) Gangesha Upadhyaya (first half of the 14th century) Others Munishvara (17th century) Kamalakara (1657) Narayana Pandita (1325–1400) Mahendra Suri (14th century) Mulla Jaunpuri (1606–1651) Born in 19th century Born in 20th century Subbayya Sivasankaranarayana Pillai (1901–1950) Raj Chandra Bose (1901–1987) Tirukkannapuram Vijayaraghavan (1902–1955) Dattaraya Ramchandra Kaprekar (1905–1986) Lakkoju Sanjeevaraya Sharma (1907–1998) Subrahmanyan Chandrasekhar (1910–1995) S. S. Shrikhande (1917–2020) Prahalad Chunnilal Vaidya (1918–2010) Anil Kumar Gain (1919–1978) Calyampudi Radhakrishna Rao (born 1920) Harish-Chandra (1923–1983) P. K. Srinivasan (1924–2005) C. S. Seshadri (1932–2020) M. S. Narasimhan (1932–2021) Srinivasacharya Raghavan (born 1934) K. S. S. Nambooripad (1935–2020) Ramaiyengar Sridharan (born 1935) Vinod Johri (1935–2014) Karamat Ali Karamat (1936–2022) K. R. Parthasarathy (born 1936) S. N. Seshadri (1937–1986) Ramdas L. Bhirud (1937–1997) S. Ramanan (born 1937) Pranab K. Sen (born 1937) Veeravalli S. Varadarajan (1937–2019) Jayanta Kumar Ghosh (1937–2017) C. P. Ramanujam (1938–1974) V. N. Bhat (1938–2009) S. R. Srinivasa Varadhan (born 1940) M. S. Raghunathan (born 1941) Vashishtha Narayan Singh (1942–2019) C. R. Rao (born 1920) S. B. Rao (born 1943) Phoolan Prasad (born 1944) Gopal Prasad (born 1945) Vijay Kumar Patodi (1945–1976) S. G. Dani (born 1947) Raman Parimala (born 1948) Singhi Navin M. (born 1949) Sujatha Ramdorai R. Balasubramanian (born 1951) M. Ram Murty (born 1953) Alok Bhargava (born 1954) Rattan Chand (born 1955) V. Kumar Murty (born 1956) Rajendra Bhatia (born 1952) Narendra Karmarkar (born 1957) Dipendra Prasad (born 1960) Dinesh Thakur (born 1961) Manindra Agrawal (born 1966) Madhu