Quarter Cycle Rotation Around the Unit Circle || 2D Coordinate Systems

Link to Quantum Playlist:
• Elucidating Quantum Ph...
I introduce coordinate systems in 2 dimensions, which will be used in subsequent classical and quantum mechanics videos in the playlist above.
**Should have said 180 degrees instead of 90 degrees at 20:00**
#TrigonometricFunctions
#PolarCoordinates
#KonstantinLakic

[@kellystevens6464]

Brilliant lesson! Thank you so much

[@m.pluto_o]

Thank you very much!!