Orbits and stabilisers
The two sets attached to a point of an action, why orbits partition and stabilisers are subgroups, and the theorem $|G| = |Gx| \cdot |G_x|$ read in both directions.
About 35 minutes7 activities Paper packet
The two sets attached to a point of an action, why orbits partition and stabilisers are subgroups, and the theorem $|G| = |Gx| \cdot |G_x|$ read in both directions.
About 35 minutes7 activities Paper packet