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INMO 2026 - Dates, Syllabus, Eligibility, Preparation

The Indian National Mathematical Olympiad (INMO) is a national-level mathematics olympiad conducted by HBCSE (TIFR) as part of India’s selection process for the International Mathematical Olympiad (IMO). It is aimed at identifying and nurturing mathematically talented school students through challenging proof-oriented problems. INMO is typically attempted after qualifying in the regional stage and is a key step toward the national training camps. The exam tests deep conceptual understanding, pro

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Indian National Mathematical Olympiad (INMO)

Conducted by: Homi Bhabha Centre for Science Education (HBCSE), Tata Institute of Fundamental Research (TIFR)

Mathematics
Admissionbuddy Team
Admissionbuddy Team

Content Writer | Updated 8 hours ago

Key Summary

•INMO is a national, proof-based mathematics olympiad by HBCSE (TIFR) that serves as a major step in India’s IMO selection pathway.

INMO (Indian National Mathematical Olympiad) is India’s premier national-level mathematics olympiad conducted by HBCSE (TIFR) for selecting students for advanced olympiad training. It features challenging proof-based problems from algebra, number theory, geometry, and combinatorics, making it a key milestone for students targeting the International Mathematical Olympiad (IMO).
The Indian National Mathematical Olympiad (INMO) is a national-level mathematics olympiad conducted by HBCSE (TIFR) as part of India’s selection process for the International Mathematical Olympiad (IMO). It is aimed at identifying and nurturing mathematically talented school students through challenging proof-oriented problems. INMO is typically attempted after qualifying in the regional stage and is a key step toward the national training camps. The exam tests deep conceptual understanding, problem-solving ability, and mathematical reasoning.

INMO Paper Pattern

exam Mode

Offline Based Test

exam Duration

4 hours (typical; as per HBCSE notification for the year)

total Marks

102 Marks

exam Level

UG

eligibility

School students in India who qualify through the official olympiad pathway (typically via the Regional Mathematical Olympiad stage as notified for the year) are eligible to write INMO. Eligibility conditions such as class/grade, citizenship/representing India criteria, and enrolment requirements are as per HBCSE’s annual notification for Mathematical Olympiad programmes.

official Website

https://www.hbcse.tifr.res.in

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