{"book":"adl0946","page":12,"text":"۵\nخط غیر محدود است باین معنی که هرگاه دو خط بر یک دیگر در دو نقطه\nمنطبق شوند در تمام قسمتها بر یک دیگر منطبق میشوند ، هر نقطه از\nخط اوّل متعلق بخط ثانی و هر نقطه از خط ثانی متعلق بخط اول است\nپس :\nهر گاه دو خط در دو نقطه مشترک باشند بر یک\nدیگر منطبق میشوند .\n۷ - تعیین خط مستقیم - چون دو نقطه ا و ج یک خط\nمستقیم را تبیین میکنند ما من بعد آنرا بواسطه همان دو حرف\nتعیین می کنیم و میگوئیم خط  ج  ا\nا ج (س ۳)  س ۳\nهر گاه ترس اشتباهی نباشد ممکن است خط مستقیم را\nهم بواسطه یک حرف تعیین نمود درین صورت میگوئیم خط\nج (س ۵)  س ۵  ج\n۸ - ستاره - ستاره آلتی است که بآن خطوط مستقیم را\nرسم می نمایند . (س ۶)","chars":591,"image":"https://storage.googleapis.com/adl-page-images/adl0946/00012.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/adl0946/12","canvas":"https://afghanpress.org/iiif/adl0946/canvas/12","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."}}