Add dataset card

README.md

@@ -1,29 +1,63 @@
 ---
-dataset_info:
-  features:
-  - name: fact
-    dtype: string
-  - name: type
-    dtype: string
-  - name: library
-    dtype: string
-  - name: imports
-    list: string
-  - name: filename
-    dtype: string
-  - name: symbolic_name
-    dtype: string
-  - name: docstring
-    dtype: string
-  splits:
-  - name: train
-    num_bytes: 137814
-    num_examples: 276
-  download_size: 64581
-  dataset_size: 137814
-configs:
-- config_name: default
-  data_files:
-  - split: train
-    path: data/train-*
+license: apache-2.0
+tags:
+  - theorem-proving
+  - formal-methods
+  - lean4
+  - proofwidgets
+  - ui
+  - visualization
+  - widgets
+task_categories:
+  - text-generation
+  - feature-extraction
+language:
+  - en
+size_categories:
+  - n<1K
 ---
+
+# Lean4-ProofWidgets
+
+ProofWidgets4 provides UI components for creating custom user interfaces in Lean 4, enabling symbolic visualizations of mathematical objects.
+
+## Source
+
+- **Repository:** https://github.com/leanprover-community/ProofWidgets4
+- **License:** Apache-2.0
+
+## Statistics
+
+| Property | Value |
+|----------|-------|
+| **Total Entries** | 276 |
+| **Files Processed** | 39 |
+
+### Type Distribution
+
+| Type | Count |
+|------|-------|
+| def | 190 |
+| structure | 53 |
+| inductive | 17 |
+| abbrev | 8 |
+| opaque | 3 |
+| class | 2 |
+| axiom | 2 |
+| theorem | 1 |
+
+## Schema
+
+| Column | Type | Description |
+|--------|------|-------------|
+| `fact` | string | Declaration body (name, signature, implementation) |
+| `type` | string | Declaration type (def, theorem, structure, etc.) |
+| `library` | string | Library component |
+| `imports` | list[string] | Import statements |
+| `filename` | string | Source file path |
+| `symbolic_name` | string | Declaration identifier |
+| `docstring` | string | Documentation comment (if present) |
+
+## Creator
+
+Charles Norton ([phanerozoic](https://huggingface.co/phanerozoic))