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Math · Advanced
Symmetry & Groups
What do a snowflake, a Rubik's cube, clock arithmetic and the conservation of energy have in common? Symmetry. Flip and rotate shapes to discover how symmetries combine, learn the four simple rules that define a group, see why symmetry is one of the deepest ideas in physics, and use groups to count necklaces and molecules.
7 lessons~35 min0/7 complete
Start courseHelpful background: Logic & Proof
1
Symmetries
Moves that change nothing.
2
Groups
The structure behind symmetry.
3
Groups in Action
Clock arithmetic and counting with symmetry.