Bilateral Patterns
The market exhibits a bilateral pattern when buyers and sellers are unable to gain an advantage. The pattern that develops can result in either the continuation or the reversal of the current trend. Examples of bilateral patterns include:
Symmetrical Triangle. This bilateral chart pattern is identified when the price is moving in a range, forming a triangle shape with successive lower highs and higher lows. This neutral chart pattern has no particular direction bias and can potentially result in either a bullish or a bearish breakout.