{"book":"adl0131","page":112,"text":"کتاب ۱۰۱ مساحت\n\nنصف میل اراپه مذکور چقدر چکر (دوره) خواهد کرد.\n(۱۹) گرد یک مدوّر روش سرک تیار است و محیط طرف بیرونی آن\n۴۰۰ فث است پس قطر دائره را دریافت کنید. محیط درونی ۳۸۰ فث است پس عرض شرک را دریافت کنید.\n(۲۰) درمیان قطر و محیط یک دائره فرق ۱۰ فت است پس قطر دائره را\nدریافت کنید.\n\nباب سوم در بیان رقبه ها\nفصل نهم جدول پیمانه های مسطح\n(۱۱۳) جدول پیمانه هائی رقبه ها که اکثر بنام مربع یا جدول پیمانه های مسطح موسوم اند\nمفید دانسته در ذیل مینویسیم\n۱۴۴ مربع اینچ را یک مربع فث\n۹ مربع فث را یک مربع گز\n۳۶ مربع گز را یک مربع فیذم","chars":526,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00112.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/112","canvas":"https://afghanpress.org/iiif/adl0131/canvas/112","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."}}