The Indian Mathematical Society (IMS) is the oldest and largest mathematical association in India. Founded in 1907, it has played a significant role in promoting research in pure and applied mathematics through its conferences, journals, and awards.

The Indian Statistical Institute (ISI) is a deemed university and a national research institute in India. Founded in 1931, it is known for its contributions to the development of statistics and its applications in various fields.

The Society for Industrial and Applied Mathematics (SIAM) is an international society dedicated to the advancement of computational and applied mathematics. Its India Chapter was established in 2008 to promote research and collaboration in these areas within India.

The Association of Mathematics Teachers of India (AMTI) is a professional organization dedicated to the improvement of mathematics education in India. Founded in 1950, it has played a significant role in developing curricula, conducting workshops, and advocating for better teaching practices.

The Indian Mathematical Olympiad Association (IMOA) is a non-profit organization dedicated to promoting mathematics among school children in India. Founded in 1989, it organizes the annual Indian National Mathematical Olympiad (INMO) and other competitions to identify and nurture talented young mathematicians.

The Algebraic Geometry Society of India (AGSI) is a professional organization dedicated to the advancement of research in algebraic geometry in India. Founded in 2008, it organizes conferences, workshops, and other events to foster collaboration and disseminate knowledge in this field.

The Indian Association of Graph Theory (IAGT) is a professional organization dedicated to the advancement of research and education in graph theory in India. Founded in 1996, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Operations Research Society of India (ORSI) is a professional organization dedicated to the advancement of operations research in India. Founded in 1970, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Number Theory (IANT) is a professional organization dedicated to the advancement of research and education in number theory in India. Founded in 2002, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Mathematical Physics (IAMP) is a professional organization dedicated to the advancement of research and education in mathematical physics in India. Founded in 1986, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Differential Geometry (IADG) is a professional organization dedicated to the advancement of research and education in differential geometry in India. Founded in 1997, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Topology (IAT) is a professional organization dedicated to the advancement of research and education in topology in India. Founded in 1999, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Analysis (IAA) is a professional organization dedicated to the advancement of research and education in analysis in India. Founded in 2001, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Probability and Statistics (IAPS) is a professional organization dedicated to the advancement of research and education in probability theory and statistics in India. Founded in 1986, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.

The Indian Association of Applied Mathematics (IAAM) is a professional organization dedicated to the advancement of research and education in applied mathematics in India. Founded in 1995, it organizes conferences, workshops, and other events to promote collaboration and disseminate knowledge in this field.