| Display title | Arithmetical hierarchy |
| Default sort key | Arithmetical hierarchy |
| Page length (in bytes) | 25,660 |
| Namespace ID | 0 |
| Page ID | 186475 |
| Page content language | en - English |
| Page content model | wikitext |
| Indexing by robots | Allowed |
| Number of page watchers | 105 |
| Number of page watchers who visited in the last 30 days | 4 |
| Number of redirects to this page | 10 |
| Counted as a content page | Yes |
| Wikidata item ID | Q669094 |
| Local description | Hierarchy of complexity classes for formulas defining sets |
| Central description | hierarchy which classifies certain sets based on the complexity of formulas that define them |
| Page image |  |
| Page views in the past 30 days | |
| Edit | Allow all users (no expiry set) |
| Move | Allow all users (no expiry set) |
| Page creator | Pde (talk | contribs) |
| Date of page creation | 03:28, 22 February 2003 |
| Latest editor | Trovatore (talk | contribs) |
| Date of latest edit | 17:47, 31 March 2025 |
| Total number of edits | 264 |
| Recent number of edits (within past 30 days) | 0 |
| Recent number of distinct authors | 0 |
| Hidden categories (5) | This page is a member of 5 hidden categories (help):
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| Transcluded templates (80) | Pages transcluded onto the current version of this page (help):
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| Wikidata entities used in this page | |
| Background color inline style rule exists without a corresponding text color | 1 |
