English
If p ≤ q and p lies in the support of M, then q also lies in the support of M.
Русский
Если p ⊆ q и p принадлежит опоре M, то и q принадлежит опоре M.
LaTeX
$$$p \le q \implies p \in \mathrm{Supp}_R(M) \Rightarrow q \in \mathrm{Supp}_R(M)$$$
Lean4
theorem mem_support_mono {p q : PrimeSpectrum R} (H : p ≤ q) (hp : p ∈ Module.support R M) : q ∈ Module.support R M :=
by
rw [Module.mem_support_iff_exists_annihilator] at hp ⊢
exact ⟨_, hp.choose_spec.trans H⟩