Abstract
The author studied the fluctuation of the stock prices in Kyoto, and found the following experimental formula:
xn:stock price, _??_: mean value of xn.
On the other hand, considering the equation
we can make _??_minimum by replacing In consequence, yn is independent and may be assumed to be distributed normally. By studying statistically the relation between yn and atmospheric pressure, or meteorological front, the author noticed that yn is affected by these atmospheric phenomena.