Skip to the graph Skip to filters Skip to details ‹ ›
× New to the atlas?
Start with a story or view Open a curated configuration, or follow a numbered story through the graph.
Explore stories and views Preparing the interactive atlas… arrow_upward arrow_back arrow_forward arrow_downward add remove fit_screen
Keyboard graph navigation: press N for concepts or E for relations; use arrow keys, Home, and End to move; Enter selects; Shift plus Enter selects and centers; plus and minus zoom; zero fits; Escape clears the selection. Use the visible viewport buttons as alternatives to dragging, wheel, and pinch gestures.
The interactive graph requires JavaScript. Read the user guide or Open the atlas directory .
Summary A unital semiring whose additive commutative monoid is an abelian group.
Record metadata
Canonical name Ring
Concept ID ring
Content version 2.3.0
Alternate terminology No alternate terminology is currently authored for this record. Axioms / constraints additive inverses semiring axioms Notes This atlas uses the convention that rings have a multiplicative identity and ring homomorphisms preserve it.
Incoming relations (arrows to this concept) Each relation below ends at this concept.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID e_semiring_ring
Relation type Impose axiom impose-axiom
Direction source → target
Endpoint roles source: Builds toward; target: Built from
Authored annotation + additive inverses Authored explanation Require the additive commutative monoid to be an abelian group.
How to interpret this relation type Keep the existing data and select the subclass satisfying an additional law, existence condition, finiteness condition, or other property.
Outgoing relations (arrows from this concept) Each relation below starts at this concept.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID e_ring_comm
Relation type Impose axiom impose-axiom
Direction source → target
Endpoint roles source: Builds toward; target: Built from Authored annotation + a b = b a ab=ba ab = ba Authored explanation Require multiplication to commute.
How to interpret this relation type Keep the existing data and select the subclass satisfying an additional law, existence condition, finiteness condition, or other property.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID e_ring_div
Relation type Impose axiom impose-axiom
Direction source → target
Endpoint roles source: Builds toward; target: Built from
Authored annotation + nonzero inverses Authored explanation Require each nonzero element to be multiplicatively invertible.
How to interpret this relation type Keep the existing data and select the subclass satisfying an additional law, existence condition, finiteness condition, or other property.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID e_ring_jmodule
Relation type Combine compatible structures combine-compatible
Direction source → target
Endpoint roles source: Builds toward; target: Built from Authored annotation scalar ring R R R Authored explanation Supply the scalar ring.
How to interpret this relation type Feed several structures into a construction junction and impose compatibility between them.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID ring_to_j_ordered_ring
Relation type Combine compatible structures combine-compatible
Direction source → target
Endpoint roles source: Builds toward; target: Built from
Authored annotation supply ring Authored explanation Use the ring operations on the common carrier.
How to interpret this relation type Feed several structures into a construction junction and impose compatibility between them.
This is an authored directed relation from the source endpoint to the target endpoint.
Relation ID e_ring_jtr
Relation type Combine compatible structures combine-compatible
Direction source → target
Endpoint roles source: Builds toward; target: Built from
Authored annotation ring structure Authored explanation Supply ring operations.
How to interpret this relation type Feed several structures into a construction junction and impose compatibility between them.