let P be non empty compact Subset of (TOP-REAL 2); :: thesis: for q1 being Point of (TOP-REAL 2) st q1 in P & P is being_simple_closed_curve holds
q1 in Segment q1,(W-min P),P
let q1 be Point of (TOP-REAL 2); :: thesis: ( q1 in P & P is being_simple_closed_curve implies q1 in Segment q1,(W-min P),P )
assume A1:
q1 in P
; :: thesis: ( not P is being_simple_closed_curve or q1 in Segment q1,(W-min P),P )
assume
P is being_simple_closed_curve
; :: thesis: q1 in Segment q1,(W-min P),P
then
LE q1,q1,P
by A1, JORDAN6:71;
then
q1 in { p1 where p1 is Point of (TOP-REAL 2) : ( LE q1,p1,P or ( q1 in P & p1 = W-min P ) ) }
;
hence
q1 in Segment q1,(W-min P),P
by Def1; :: thesis: verum