{
 "id": "source/commons-khayyam-cubic-kuiper",
 "class": "source",
 "slug": "commons-khayyam-cubic-kuiper",
 "label": {
  "ar": "كومنز — رسم حل الخيام الهندسي للمكعب",
  "en": "Commons — Khayyam geometric cubic diagram",
  "ur": "کومنز — خیام کے ہندسی مکعب حل کا خاکہ"
 },
 "summary": {
  "ar": "بيانات رسم تعليمي حديث وتنازل مصممه إلى الملك العام؛ الصورة مفحوصة وليست مخطوطاً تاريخياً.",
  "en": "Modern teaching diagram metadata and creator's public-domain dedication; inspected image, not a historical manuscript.",
  "ur": "جدید تدریسی خاکے کی معلومات اور مصور کا عوامی ملکیت میں اهداء؛ تصویر دیکھی، تاریخی مخطوطہ نہیں۔"
 },
 "stub": false,
 "wings": [],
 "regions": [],
 "periods": [],
 "tags": [],
 "aliases": [],
 "themes": [],
 "data": {
  "kind": "reference_data",
  "type": "article",
  "title": "File:Omar Kayyam - Geometric solution to cubic equation.svg",
  "author": [
   {
    "family": "Kuiper",
    "given": "Pieter"
   },
   {
    "family": "Koot",
    "given": "Ruud"
   }
  ],
  "publisher": "Wikimedia Commons",
  "issued": {
   "date-parts": [
    [
     2011,
     3,
     16
    ]
   ]
  },
  "language": "en",
  "URL": "https://commons.wikimedia.org/wiki/File:Omar_Kayy%C3%A1m_-_Geometric_solution_to_cubic_equation.svg",
  "open_access": true,
  "reliability_note": "Actual file description, PD dedication and upload history read;360×450 SVG downloaded, XML inspected, rendered and visually inspected. Pieter Kuiper original15 March2011, Ruud Koot colour edit16 March2011; credit both. Modern blue parabola/purple circle/red root segment, not Khayyam's own drawing or manuscript. Generic embedded polynomial-degree2 title does not describe the combined cubic method; use localized alt and primary/scholarly references for mathematical authority.",
  "status": {
   "review": "published",
   "completeness": 2,
   "generated_by": "Copilot SDK in VS Code"
  },
  "provenance": {
   "generated_by": "Copilot SDK in VS Code",
   "model": "unknown",
   "run": "inventions-p3-b33",
   "source": "Actual Commons licence/history and rendered full SVG inspected"
  }
 },
 "prose": {},
 "degree": 0,
 "contemporaries": [],
 "updated": "2026-11-06",
 "connections": [],
 "related": [],
 "license": {
  "prose": "CC BY-SA 4.0",
  "data": "CC0 1.0"
 }
}