Theorems · Definition · category theory

DirectLimit.Ring.of

{ι : Type u_2} →
  [inst : Preorder ι] →
    (G : ι → Type u_3) →
      {T : ⦃i j : ι⦄ → i ≤ j → Type u_6} →
        (f : (x x_1 : ι) → (h : x ≤ x_1) → T h) →
          [inst_1 : (i j : ι) → (h : i ≤ j) → FunLike (T h) (G i) (G j)] →
            [inst_2 : DirectedSystem G fun x1 x2 x3 => ⇑(f x1 x2 x3)] →
              [inst_3 : IsDirectedOrder ι] →
                [inst_4 : (i : ι) → NonAssocSemiring (G i)] →
                  [inst_5 : ∀ (i j : ι) (h : i ≤ j), RingHomClass (T h) (G i) (G j)] →
                    [inst_6 : Nonempty ι] → (i : ι) → G i →+* DirectLimit G f

The canonical map from a component to the direct limit.

Defined in

Mathlib.Algebra.Colimit.DirectLimit

Cited by

7 results in Mathlib

Foundations

Depth 31 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

PreorderFunLikeDirectedSystemIsDirectedOrderNonAssocSemiringRingHomClassNonempty