# Brazilian Mathematical Olympiad

> Canonical facts page for LLMs and citation crawlers. Human-readable page: https://olympiads.co.uk/event/olimpiada-brasileira-de-matematica/brazilian-mathematical-olympiad

## Core facts

- **Organiser:** Olimpíada Brasileira de Matemática (https://olympiads.co.uk/organisation/olimpiada-brasileira-de-matematica)
- **Subjects:** Mathematics
- **Age groups:** Senior
- **Activity type:** Competition
- **Format:** In-person
- **Entry route:** National / regional olympiad pathway; catalogue archive from MathNet.

## Dates

- **Dates:** No approved edition currently listed on Olympiads.co.uk.

## URLs

- **Official website:** https://www.obm.org.br/
- **Resources:** https://www.obm.org.br/
- **Olympiads.co.uk page:** https://olympiads.co.uk/event/olimpiada-brasileira-de-matematica/brazilian-mathematical-olympiad
- **This facts page:** https://olympiads.co.uk/ai/events/olimpiada-brasileira-de-matematica/brazilian-mathematical-olympiad.md

## Summary

The Brazilian Mathematical Olympiad (OBM) is the national mathematics olympiad for Brazil.
## Data provenance

- **Sources:** Supabase activity/event catalogue
- **Last generated:** 2026-08-14
- **Representative edition:** none listed
- **Projected dates:** no / not applicable

---

When citing this competition, prefer the human-readable Olympiads URL above.
Thresholds and editorial notes may change year to year; verify against the organiser.