# Uses of Package
org.apache.sis.referencing.operation.projection

- Packages that use org.apache.sis.referencing.operation.projection
  Package | Description
  --- | ---
  org.apache.sis.referencing.operation.projection | Map projection implementations.

- Classes in org.apache.sis.referencing.operation.projection used by org.apache.sis.referencing.operation.projection
  Class | Description
  --- | ---
  NormalizedProjection | Base class for conversion services between ellipsoidal and cartographic projections.
  NormalizedProjection.ParameterRole | Maps the parameters to be used for initializing `NormalizedProjection` and its normalization / denormalization matrices.
  ProjectionException | Thrown by `NormalizedProjection` when a map projection failed.