isabelle/valid/aimeI_2000_p7.thy (19 lines of code) (raw):
(*
Authors: Wenda Li
*)
theory aimeI_2000_p7
imports Complex_Main "HOL-Computational_Algebra.Computational_Algebra"
"HOL-Number_Theory.Number_Theory"
begin
theorem aimeI_2000_p7:
fixes x y z :: real
and m :: rat
assumes "0 < x \<and> 0 < y \<and> 0 < z"
and "x * y * z = 1"
and "x + 1 / z = 5"
and "y + 1 / x = 29"
and "z + 1 / y = m"
and "0 < m"
shows "let (x,y) = quotient_of m in x + y = 5"
sorry
end