Design notes

Rules for geometry, validation, batching, conversion, and backend behavior.

• Extending SpaceCore
• Metric proximal operations
• Context, dtype and conversion
• Batching and Vectorization
• Capability Dispatch
• Checking policy
• Geometry and Riesz Maps
• Performance and JIT
• Tree-structured spaces
• BackendOps Array API substrate
• Backend conformance
• Backend deviations