{
 "id": "person/ahmad-ibn-yusuf-al-misri",
 "class": "person",
 "slug": "ahmad-ibn-yusuf-al-misri",
 "label": {
  "ar": "أحمد بن يوسف بن إبراهيم",
  "en": "Ahmad ibn Yusuf"
 },
 "summary": {
  "ar": "بطاقة أولية لأحمد بن يوسف بن إبراهيم الدية الملقب بابن الدية، رياضي بغداد في القرن التاسع صاحب كتاب في الهندسة والمناظر وآيات مشهورة بين الرياضيين، توفي سنة ٩١٢م؛ تذكره معاجم الأعلام ولم تُراجع ترجمته على الصفحة بعد.",
  "en": "Draft card for Ahmad ibn Yusuf ibn Ibrahim al-Daya (Ibn al-Daya), the ninth-century Baghdadi mathematician known for works on geometry and on the astrolabe, d. 912; the biographical entry is not yet checked on the page."
 },
 "stub": false,
 "wings": [
  "people"
 ],
 "regions": [
  "levant-iraq"
 ],
 "periods": [
  "period/abbasid-early"
 ],
 "tags": [],
 "aliases": [],
 "themes": [
  "mathematics"
 ],
 "data": {
  "roles": [
   "scholar"
  ],
  "gender": "male",
  "sources": [
   "source/al-aalam"
  ],
  "external_ids": {
   "wikidata": "Q2198528"
  },
  "provenance": {
   "layer": "own-research",
   "source": "Wikidata candidate; book source: al-Zirikli, al-A'lam — entry not yet read on the page",
   "generated_by": "Devin (SWE-2 High)",
   "model": "SWE-2 High",
   "run": "wikidata-import-0018"
  },
  "status": {
   "review": "draft",
   "completeness": 1
  }
 },
 "prose": {},
 "degree": 0,
 "contemporaries": [],
 "updated": "2026-10-19",
 "connections": [],
 "related": [
  "concept/algebra",
  "person/abu-al-wafa-al-buzjani",
  "person/al-badi-al-astarlabi",
  "person/al-burshani-ibrahim-ibn-muhammad",
  "person/al-hajjaj-ibn-yusuf-ibn-matar",
  "person/al-khujandi-abu-mahmud-hamid-ibn-al-khidr",
  "person/al-khwarizmi",
  "person/al-nayrizi"
 ],
 "license": {
  "prose": "CC BY-SA 4.0",
  "data": "CC0 1.0"
 }
}