This is a stronger type of Double Bottom, as the curly and rounded movement indicates weakness of the sellers. Sellers could not push prices down quickly, instead the movement was slow. These patterns are usually stronger than the usual Double Bottoms.
Volume
Volume should by lighter on the second bottom - to indicate the sellers' weakness and lack of power in the downwards movement. Lighter volume also indicates less participation of sellers - which confirms the Bullish reversal.
Volume
Volume should by lighter on the second bottom - to indicate the sellers' weakness and lack of power in the downwards movement. Lighter volume also indicates less participation of sellers - which confirms the Bullish reversal.