{"book":"adl0131","page":201,"text":"کتاب ۱۹۰ مساحت\nقاعده\nشکل را بآقسم حصص تقسیم کنید که دریافت کردن رقبه آنها آسان باشد\nبعده رقبه های حصص مذکور را\nدریافت کرده کل حصص را جمع کنید\nحاصل جمع رقبه شکل خواهد بود -\nحصص شکل مستقیمته الاضلاع اکثر مثلث میباشند مگر بعض\nاوقات بعض حصه مربع یا مستطیل یا ذوزنقه نیز میباشند\n(۱۵۶) تمثیلات\n(۱) الف ب ج دی مخمس است\nو ب ه و د ک وتر بالای الف ج\nعمود اند - وی ل وتر بالای الف د عمود است و طول آنها\nدر پیمانه فث حسب ذیل اند -\nالف ج = ۱۰۴ و الف د = ۷۸ و ب ه = ۴۸ و د ک = ۴۱۵\nو ی ل","chars":472,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00201.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/201","canvas":"https://afghanpress.org/iiif/adl0131/canvas/201","source":"https://afghanistandl.nyu.edu/books/adl0131/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0131_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}