{"book":"adl0946","page":306,"text":"۲۹۹\n\n۲ - دوائر مماس بر خطوط مستقيمه\n\n۳۳۲ - مسئله - بر خط مفروضی دائره مماس کنید\nسابقا این مسئله را در ضمن مسائل دیگر حل کرده ایم حال هم\nمجدداً تکرار می کنیم نقطه ماننده ه در\nخارج خط ل فرض کرده از ان\nنقطه ه ل را بر ل عمود میکنیم\nدائرۂ که بشعاع ه ل رسم شود.\nمماس مطلوب است و چون نقطه\nه را بمیل خود می توانیم تغییر دهیم\nپس این مسئله عدۀ لایتناهی جواب قبول می کند.\n\n۳۳۳ - مسئله - بر دو خط مفروض دائره مماس کنید.\nسابقاً چنین مسئله را در ۳۲۲ و ۳۲۳ دیده ایم پس دو حالت\nباید تشخیص داد یکی آنکه دو خط مفروض با هم موازی باشند و\nدیگری آنکه با هم موازی نباشند.","chars":548,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00306.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/adl0946/306","canvas":"https://afghanpress.org/iiif/adl0946/canvas/306","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."}}