proposition: Fact lt_0_rho (i : int) : 0 <= i -> 0 < rho i.
proof: Proof. by move=> lei0; apply/divr_gt0/lt_0_a/lei0/lt_0_a/addr_ge0. Qed.
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