1. libra
   1. (trait)Fraction
   2. (object)(case class)Quantity
   3. (trait)Unit
   1. libra.ops
      1. (object)
         base
      2. (object)
         dimensions
      3. (object)
         fraction
      4. (object)(trait)Merge
      5. (object)
         quantity
      6. (object)
         recordExtensions
      7. (object)(trait)Refute
   2. libra.si
      1. (class)BaseQuantityOps
      2. (trait)MetricUnit