Figure 4.3(a) is an example of a contour plot produced on a dot-matrix printer.

But if it's to a dot-matrix printer, the quality will be so low, so don't spend too much.

Price is not the only reason to select a dot-matrix printer.

The dot-matrix printer gave the computer printout a bad name.

The text and images it produces are far superior to those of dot-matrix printers.

A modem can be added for $110, and a basic dot-matrix printer for about $250 more.

The next step up is a personal computer loaded with word processing software and connected to a dot-matrix printer.

Laser and dot-matrix printers are at least twice as fast.

Here is a true-life example, taken from an afternoon of shopping for a dot-matrix printer.

The results will still be far better than anything coming out of a dot-matrix printer.