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This category contains definitions related to Subfields.
Related results can be found in Category:Subfields.

Let $\struct {S, *, \circ}$ be an algebraic structure with $2$ operations.

Let $T$ be a subset of $S$ such that $\struct {T, *, \circ}$ is a field.

Then $\struct {T, *, \circ}$ is a subfield of $\struct {S, *, \circ}$.


This category has only the following subcategory.