UNT Math: G4A18: An Infinite Cyclic Group Has a Unique Subgroup of Index n
Автор: UNT Math
Загружено: 2026-01-05
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In this video, we show that for any positive integer n, an infinite cyclic group has a unique subgroup of index n. This problem comes from the UNT Algebra Qualifying Exam from August 2018.
In this series, the talented students of MATH 5520/5530 "Modern Algebra" solve problems from real past qualifying exams given at UNT! Whether you're studying for an upcoming qual exam or just interested in algebra, these videos provide insightful, step-by-step solutions to the problems.
Check out the full playlist: • UNT Math Qualifying Exam Problems
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