law anode_eq
import lawful-arrays@0.1.0.0/proof_tree.bend as ProofTreeimport Base
27law anode_eq:
28 for -T: Type
29 for -x1: Array<T>
30 for -x2: Array<T>
31 for -y1: Array<T>
32 for -y2: Array<T>
33 for e1: {x1 == y1 : Array<T>}
34 for e2: {x2 == y2 : Array<T>}
35 {ANode{x1, x2} == ANode{y1, y2} : Array<T>}