n 1 Given a metric space (Al, d), and two functions c : M r [0, co] (the "simplicity measure) and F : M (the 'reduction relationship"), we say that P E ell is a pattern in X E M to the degree EFTA00623829 54 3 A Patternist Philosophy of Mind 17; (( i d(Pc(r)iX))c(Xc)(—x ;(72)) ÷ (X) This degree i