{"book":"adl0290","page":253,"text":"علم حساب ۱\n۲۴۶\n\nاین قسم حصص احد را اعداد مکسور یا کسور\nمی گویند *\n۹۷ - توضیح بیان فوق حسب ذیل کرده\nمیشود فرض کنید که ا ب دو ذرع را تعبیر\nمی کند *\nا ج د ی ف ع ب\nیعنی ا ی وی ب دو ذرع است - ا\nی را به سه حصه برابر یعنی ا ج و ج د\nو د ی تقسیم کنید - و نیزی ب را به سه\nحصه مساوی یعنی ی ف و ف ع و ع ب\nتقسیم کنید *\nچونکه جمیع این حصص باهم مساوی هستند\nبنابران ازان جمله ا ج و ج د و غیره هر کدام\nیک ثلث یک ذرع است و هرگاه دو حصه\nمذکوره جمع کرده شوند مجموعهٔ آنها که عبارت\nاز ا د است ۲/۳ حصه یک ذرع خواهد بود - و\nچونکه ا د یک ثلث ۲ ذرع میباشد پس\nمعلوم شد که ۲/۳ حصه یک ذرع مساوی","chars":566,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00253.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/253","canvas":"https://afghanpress.org/iiif/adl0290/canvas/253","source":"https://afghanistandl.nyu.edu/books/adl0290/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0290_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."}}