{
 "id": "source/abu-wafa-youschkevitch-dsb",
 "class": "source",
 "slug": "abu-wafa-youschkevitch-dsb",
 "label": {
  "ar": "أبو الوفاء — يوشكيفيتش، قاموس السيرة العلمية",
  "en": "Abu al-Wafa — Youschkevitch, scientific biography",
  "ur": "ابو الوفا — یوشکیویچ، علمی سوانح کی لغت"
 },
 "summary": {
  "ar": "سيرة تعرض الحساب العملي والهندسة وطرق المثلثات، ومنها برهان مبكر للجيب وتبسيط قاعدتي المقادير والظل.",
  "en": "Biography on practical arithmetic, geometry and trigonometry, including an early sine proof and simpler spherical solution methods.",
  "ur": "عملی حساب، ہندسہ اور مثلثات کی سوانح، ابتدائی قانون جیب کے برہان اور آسان کروی طریقوں سمیت۔"
 },
 "stub": false,
 "wings": [],
 "regions": [],
 "periods": [],
 "tags": [],
 "aliases": [],
 "themes": [],
 "data": {
  "kind": "secondary",
  "type": "article",
  "title": "Abu al-Wafa al-Buzjani",
  "author": [
   {
    "family": "Youschkevitch",
    "given": "A. P."
   }
  ],
  "publisher": "Complete Dictionary of Scientific Biography, Charles Scribner's Sons; university-hosted text copy",
  "issued": {
   "date-parts": [
    [
     2008
    ]
   ]
  },
  "language": "en",
  "URL": "https://mathshistory.st-andrews.ac.uk/DSB/Abul-Wafa.pdf",
  "open_access": true,
  "reliability_note": "Actual university-hosted PDF downloaded outside git and substantive text/bibliography read; signed A.P. Youschkevitch, header copyright2008, a reflowed Encyclopedia.com copy, not original printed DSB pagination. Some equations are images/missing from extracted text and numerical typography is defective; do not copy sine decimals or missing formulas. Credits one of the first general sine proofs, not sole universal invention. Ancient fixed-compass precedents retained; original primary books not independently read through this biography.",
  "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-b34",
   "source": "Actual university-hosted signed biography PDF/text; no source files in git"
  }
 },
 "prose": {},
 "degree": 0,
 "contemporaries": [],
 "updated": "2026-11-06",
 "connections": [],
 "related": [],
 "license": {
  "prose": "CC BY-SA 4.0",
  "data": "CC0 1.0"
 }
}