Figure 3From: Adaptive control of multiple chaotic systems with unknown parameters in two different synchronization modes Synchronization errors \(\pmb{e_{21}}\) , \(\pmb{e_{22}}\) , \(\pmb{e_{23}}\) between drive system ( 3.1 ) and response system ( 3.3 ), and the time response of the adaptive vector parameters \(\pmb{{{\theta}_{11}},{{ \theta }_{12}},{{\theta}_{13}},{{ \theta}_{31}},{{ \theta}_{32}},{{ \theta}_{33}}}\) . Back to article page