let f be non constant standard special_circular_sequence; :: thesis: ( f /. 1 = W-max (L~ f) & W-max (L~ f) <> N-min (L~ f) implies (W-max (L~ f)) .. f < (N-min (L~ f)) .. f )
A1: N-min (L~ f) in rng f by SPRECT_2:43;
A2: W-max (L~ f) in rng f by SPRECT_2:48;
assume that
A3: f /. 1 = W-max (L~ f) and
A4: W-max (L~ f) <> N-min (L~ f) ; :: thesis: (W-max (L~ f)) .. f < (N-min (L~ f)) .. f
A5: (W-max (L~ f)) .. f = 1 by A3, FINSEQ_6:47;
(N-min (L~ f)) .. f in dom f by A1, FINSEQ_4:30;
then (N-min (L~ f)) .. f >= 1 by FINSEQ_3:27;
hence (W-max (L~ f)) .. f < (N-min (L~ f)) .. f by A1, A2, A4, A5, FINSEQ_5:10, XXREAL_0:1; :: thesis: verum