Proof imul_compatr_neg. ⊢ a ∈ ℤ → b ∈ ℤ → -(a⋅b) = a⋅(-b), pred_ii_restr int_incl_in_real rmul_compatr_neg.
Dependencies
The given proof depends on 11 axioms:
comp, eq_refl, eq_subst, radd_assoc, radd_closed, radd_comm, radd_inv, radd_neutr, rmul_closed, rmul_distl_add, rneg_closed.