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[[File:abacusDraw2.jpg]] | [[File:abacusDraw2.jpg]] | ||
Comparing to doing calculation simply by clicking buttons in digital devices, the process of using abacus to calculate performs a much more analog way. We can draw the graph below when take the position between the beads and horizontal beam as Y axis, the number it presents as X axis. | Comparing to doing calculation simply by clicking buttons in digital devices nowadays, the process of using abacus to calculate performs a much more analog way. We can draw the graph below when take the position between the beads and horizontal beam as Y axis, the number it presents as X axis. |
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