*in which we explore conjugacy classes in and , and prove that is simple.
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# Orbit-Stabiliser Theorem

# Groups Lecture 14

*in which we meet several standard actions and prove Cayley’s Theorem.
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# Groups Lecture 13

*in which we meet orbits and stabilisers and prove the Orbit-Stabiliser Theorem.
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# Groups Lecture 17

*in which we explore conjugacy classes in and , and prove that is simple.
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# Groups Lecture 14

*in which we meet orbits and stabilisers and prove the Orbit-Stabiliser Theorem.
*