How do I prove -LSB- math -RSB- \ omega_1 \ cdot \ omega_2 \ cdot \ omega_3 \ cdot \ omega_4 \ cdot \ omega_5 = 1 -LSB- / math -RSB- where -LSB- math -RSB- \ omega_k = \ cos \ frac -LCB- 2 \ pi -LRB- k-1 -RRB- -RCB- 5 + i \ sin \ frac -LCB- 2 \ pi -LRB- k-1 -RRB- -RCB- 5 -LSB- / math -RSB- ?
How do I prove Schrödinger 's equation ?