pith. machine review for the scientific record. sign in
theorem proved term proof

squarefree_ninetyone

show as:
view Lean formalization →

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

generate prose now

formal statement (Lean)

1145theorem squarefree_ninetyone : Squarefree 91 := by native_decide

proof body

Term-mode proof.

1146
1147/-- 35 = 5×7 is squarefree. -/

depends on (4)

Lean names referenced from this declaration's body.