{"book":"adl0946","page":20,"text":"۱۳\nاوج را نمائیش میدهد اگرچه این دو قطعه خط که ما رسم کرده ایم یک\nدیگر را قطع نمیکنند ولی معلوم ا\nاست که اگر آن ها را امتداد دهیم س۱۸\nبالاخره یک دیگر را قطع مینمایند بالعکس در س ۱۹ از تقاطع آن دو ج\nخط چیزی معلوم نمی شود و از\nتجربه نیز چیزی نمیتوان بدست س ۱۹\nآورد .\nبعدها خواهیم دید که دلائل هندسی جواب قطعی راجع باین دو خط\nو بسیاری چیز های دیگر را خواهد داد که بنظر و چشم نمیتوان تعیین\nنمود .\n۱۷- قطعه خط - دو نقطه ا و ج را بواسطه یک خط مستقیم\nبهم وصل میکنیم (س ۲۰) ولی قسمتی که بین آن دو نقطه واقع\nاست بیشتر ترسیم نمی نمائیم بنا بر این جزئی از یک خط مستقیم بدست\nآمده است که آن را قطعه خط می نامند و دو نقطه اوج دو انتهای\nآن می باشند پس می گوئیم :","chars":647,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00020.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/adl0946/20","canvas":"https://afghanpress.org/iiif/adl0946/canvas/20","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."}}