{"book":"adl0946","page":144,"text":"۱۳۷\nکه خط ما را در دو نقطه ا و ج قطع کند حال دو پازان\nمائیل ها بدست آمده فقط کافی است که نقطه دیگری غیر از\nه مانند م پیدا کنیم که از دو نقطه ا و ج متساوی البعد\nباشند و این کار هم آسان است زیرا که دو قوس بیک\nشعاع بمرکز ا و ج رسم می کنیم تا در نقطه م متقاطع شوند\nخط ه م عمود مطلوب است (۱۷۰) .\n\n۱۷۶- مسئله- میخواهیم محور تناظر قطعه\nخط مفروضی را رسم کنیم.\nسابقاً این مسئله را در ۱۲۳ (س۱۲۸) حل کرده\nایم دو دائره مساوی بمرکز ج و ا که در م و مّ یک دیگر\nرا قطع می کنند خط م مّ را تعیین می نمایند که محور\nمطلوب است .\nحل مسئله فوق برای مسئله ذیل نیز مناسب است.\nمیخواهیم وسط قطعه خطی را معلوم\nکنیم.","chars":587,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00144.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/adl0946/144","canvas":"https://afghanpress.org/iiif/adl0946/canvas/144","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."}}