{"book":"adl0131","page":275,"text":"کتاب ٢۶۴ مساحت\n(٢٠٣) فاصله در میان دو مقامات را دریافت کنید واز مقامات\nمذکور یک مقام انقدر بفاصله دراز و بسیار دور است که رسیده\nنمیتوانیم ـ فرض کنید که الف و ب دو انچنین مقام اند که از\nمقامات مذکور بر مقام ب رسیده نمیتوانیم ومقام ب بسیار\nدور است ـ در سمت ب الف کدام طول الف ج پیمائش کنید\nو دو ریسمان که از ریسمانهای\nمذکور هر یک در طول با الف ج\nبرابر باشد گرفته از ریسمان های مذکور یک سر ریسمان را\nبالای الف و سر دیگر ریسمان را بالای ج بسته کنید وریسمانها\nمذکور را تاب داده انقسم زیاده کنید که از ریسمانهای مذکور\nخطوط مستقیم پیدا شوند و هر دو سرهای ریسمان های مذکور در\nیک نقطه با هم یکجا شوند ـ و فرض کنید که نقطه مذکوری است\nیک علم گرفته بر نقطه ف میخ کنید که بر نقطه مذکور سمت های\nالف في","chars":687,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00275.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/275","canvas":"https://afghanpress.org/iiif/adl0131/canvas/275","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."}}