fact: Definition beta (x : rat) : rat := ((x + rat_of_Z 1) / (x + rat_of_Z 2)) ^+ 3.
imports: BinInt mathcomp(all_ssreflect all_algebra) mathcomp(realalg) CoqEAL(hrel param refinements) CoqEAL(pos binnat binint rational) tactics shift binomialz bigopz rat_of_Z rho_computations seq_defs c_props initial_conds algo_closures