# Feature Doc Entity
### Scope
- **Purpose**: Document capabilities provided by mem_tools for contributors and consumers.
- **Responsibility**: Documents user-facing capabilities — scope, design rationale, and cross-references to all artifacts for each implemented feature.
- **In Scope**: Instances covering one cohesive behavioral area each — memory and pointer comparison.
- **Out of Scope**: API contracts and behavioral invariants — see api/ and invariant/ instances.
### Overview Table
| 001 | [Memory and Pointer Comparison](001_memory_comparison.md) | Documents type-agnostic memory comparison across address, size, and data dimensions. | ✅ |