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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: J Math Psychol. 2009 Oct;53(5):363–377. doi: 10.1016/j.jmp.2009.04.004

Fig. 9.

Fig. 9

An ensemble of subjects each with a different cognitive state arising from their historical context. Upon summing appropriately this combined state can be represented as a density matrix π.