let z be constant standard clockwise_oriented special_circular_sequence; :: thesis: ( z /. 1 = N-min (L~ z) implies (N-max (L~ z)) .. z < (W-min (L~ z)) .. z )
assume A1: z /. 1 = N-min (L~ z) ; :: thesis: (N-max (L~ z)) .. z < (W-min (L~ z)) .. z
then (E-max (L~ z)) .. z < (W-min (L~ z)) .. z by Lm3;
hence (N-max (L~ z)) .. z < (W-min (L~ z)) .. z by A1, SPRECT_2:70, XXREAL_0:2; :: thesis: verum