ABSTRACT
Wilson's recursion formula (1971) was the f irst
explicit realization of the RG and launched the whole new
theory of critica l phenomena. Let us give a quick d er iva -
tion of R^ and then discuss its consequences.
Wilson's recursion formula (1971) was the f irst
explicit realization of the RG and launched the whole new
theory of critica l phenomena. Let us give a quick d er iva -
tion of R^ and then discuss its consequences.