00:00 Welcome
00:11 Harmonics - what are they?
01:15 Formula: Harmonics
04:45 Formula: Square Wave Synthesis
06:10 IF Function: Square Wave
10:37 Nested IF: Sawtooth Wave
13:24 Nested IF: Triangle Wave
17:00 Change the number of harmonics
20:19 Be aware of cell format type
22:47 N Harmonics tested