Theorems · Theorem · number theory
Int.fib_add_two
∀ (n : ℤ), Int.fib (n + 2) = Int.fib n + Int.fib (n + 1)
- Defined in
- Mathlib.Data.Int.Fib.Basic
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 74 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites33
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- mul_oneproof · cited by 3,885
- one_mulproof · cited by 2,841
- Nat.cast_oneproof · cited by 2,501
- zero_addproof · cited by 2,366
- MulZeroClass.mul_zeroproof · cited by 2,091
- Nat.cast_zeroproof · cited by 1,870
- add_commproof · cited by 1,535
- neg_negproof · cited by 960
- pow_oneproof · cited by 894
- add_assocproof · cited by 746
- neg_mulproof · cited by 654
- mul_negproof · cited by 590
Cited by2
Results whose statement or proof uses this declaration.
- Int.fib_eq_fib_add_two_sub_fib_add_oneproof · cited by 0
- Int.fib_add_oneproof · cited by 0