We connect the low after the left shoulder with the low created after the head in the standard head and shoulders pattern (market top). This creates our neckline, the dark blue line on the charts.

Choosing the right graph is very important. A line graph could be used to show the changes in a country's employment structure over time. This graph shows that in the post-industrial era ...

We see patterns where shapes, lines or colours are repeated. How complicated a pattern is depends on what is repeated and the way in which it is repeated. Shawl fabric design, George Charles Haite ...