{"book":"adl0946","page":58,"text":"۵۱\n\n۶۵ - آنچه گفتیم بماراه دیگری برای حل مسئله بدست میدهد\nبدینطریق که اول کاغذ را در امتداد اد تا می کنیم بعد با سوزنی دولای\nکاغذ را در نقطۀ ه سوراخ می کنیم و چون کاغذ را باز کنیم نقطۀ ه\nو ه در روی کاغذ نشان شده است خطی که این دو نقطه را بهم\nوصل نماید عمود مطلوب است .\nاین قاعده برای ماچندان فائده ندارد زیراکه کاغذ ما راضائع\nمی کند ولی درعوض ازان مطلبی کشف می کنیم :\n۶۶ - فرض می کنیم\nل نقطه باشد از ادغیراز\nج (س۶۰) وقتیکه کاغذرا\nتاکردیم خط هل\nبر روی خط ه ل واقع می\nشود زیراکه نقطۀ ه بر روی\nه واقع شده نقطۀ ل\nاز جای خود حرکت نمیکند","chars":531,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00058.jpg","first_page":1,"last_page":327,"title":"Handasah-ʼi musaṭṭaḥah barā-yi ṣinf-i haftum-i makātib-i rushdīyah, bi-qarār-i prūghram-i Vizārat-i Jalīlah-ʼi Muʻārif-i Afghānistān هندسۀ مسطحه :هندسۀ مسطحه","permalink":"https://afghanpress.org/book/adl0946/58","canvas":"https://afghanpress.org/iiif/adl0946/canvas/58","source":"https://afghanistandl.nyu.edu/books/adl0946/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0946_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."}}