[EMHL] Re: Perspector based on incenter and excircles
>Let ABC be a triangle and A1B1C1 a triangle inscribed in ABC.And which is the locus of P such that the triangles
>Construct three CONGRUENT and CONCURRENT circles (Ka), (Kb), (Kc) such that
>Ka touches BC at A1, Kb touches CA at B1, and Kc touches AB at C1.
>If A1B1C1 is the pedal (or cevian) triangle of P, and (Ca), (Cb), (Cc)
>are the three circles passing through (B,C), (C,A), (A,B)
>and touching (Ka), (Kb), (Kc) at A2,B2,C2 resp., then which is the locus
>of P such that ABC, A2B2C2 are perspective?
ABC, KaKbKc are perspective? (if A1B1C1 = pedal or cevian tr. of P)