| 摘要 |
PURPOSE: A method for drawing and displaying a line chart of stock is provided to help stock investor to analyze stock price chart easily and accurately by showing situation according to fluctuation of stock price by line and sphere. CONSTITUTION: A line chart of stock price comprises a start sphere(a1) showing opening price, an end sphere(a4) showing closing price, a stock price line(a5) showing fluctuation of stock price and a period and having higher price angle and lower price angle. The start sphere(a1) is marked with bright color in case opening price is higher than previous closing price, but marked with dark color in case opening price is lower than previous closing price. The stock price line(a5) is marked with bright color in case closing price is higher than opening price in a stock session day, but marked with dark color in case closing price is lower than opening price. The stock price line(a5) is drawn so that the higher price angle and the lower price angle are marked in proportion to ups and downs of stock price and ups and downs of stock prices is marked on the basis of opening price, closing price, higher price, lower price, ups and downs and fluctuation following time.
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