update 2002/5/14
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Here you can see what kinds of graph gnuplot can draw. To specify the style of graph, with style . To connect the data points with lines, use with lines . The with points option places symbols at the data points.
Those styles can be easily combined. For example, to draw a line graph and a bar graph at the same time:
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A width of each bar is calculated automatically so that each box touches the adjucent box. To control the width, use set boxwidth width. For this case the width of all boxes become width . The width can be given by a data file, the third column (otherwise you can specify the column by using X:Y:Z where Z becomes the width). In the example below, the data points are shown by blue symbols
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See data file how to specify the data and data errors. |
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There are two styles those can be used for financial plot. Those were categorized into "others" here, because the author of this page is not good at finance :-) Maybe those are used for plotting of variation of stok or price. The style "financebars" and "candlesticks" requires 5 columns which are date/time, opening, low, high, and closing prices, respectively.
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