def angle_e2
import bend-prot@0.1.0.0/bonded.bend as Bondedimport Base
import bend-prot@0.1.0.0/geom.bend as G
107def angle_e2(ma: Maybe<&2, G.Vec3>, mb: Maybe<&2, G.Vec3>, mc: Maybe<&2, G.Vec3>, +k: F32, +eq: F32) -> F32:
108 match ma:
109 case None{}:
110 0.0
111 case Some{pa}:
112 angle_e1(pa, mb, mc, k, eq)