If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Graphs and charts are fantastic tools for displaying data in an attractive visual format. This can make seeing data at a glance easy, which allows you to spot patterns or anomalies quickly. With the ...

Bar graphs are graphical representations of statistical data in the form of strips or bars. This allows viewers to understand the difference between the various parameters of the data at a glance ...

For creating output with drill-down for the Web, the example shows how to explicitly name the HTML files and open and close them throughout the program specify names and destination for the GIF files ...

A periodic table chart discovered at the University of St Andrews is thought to be the oldest in the world. The chart of elements, dating from 1885, was discovered in the University's School of ...

Data means information. You can collect data and show it in tables, charts or graphs. It will make the information easier to read and understand. Make sure you read all the different parts of the ...