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Theorems · Definition · commutative algebra

DualNumber

Type u_4 → Type u_4

The type of dual numbers, numbers of the form $a + bε$ where $ε^2 = 0$. R[ε] is notation for DualNumber R.

Defined in
Mathlib.Algebra.DualNumber
Cited by
52 results in Mathlib
Foundations
Depth 2 from the axioms · uses no axioms

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