{"book":"adl0290","page":202,"text":"۱۹۵\nعلم حساب ۱\n(۱۱) سوداگری ۵۰ گز پارچه به ۴۰ روپیه ۱۰ آنه\nخرید پس معلوم کنید که به چه نرخ فی گز\nبفروشد که (۱) نفع فی گز ۵ آنه باشد (ب)\nکل نفع ۱۸ روپیه و ۱۲ آنه باشد :\n۷۸ - آمیزش اشیا\nمثال اوّل اگر ۳ سیر برنج که نرخ آن ۲\nروپیه ۶ شاهی فی سیر است با ۵ سیر برنج که نرخ\nآن ۳ روپیه ۲ شاهی فی سیر است مخلوط شود\nپس نرخ برنج مخلوط معلوم کنید -\nقیمت ۳ سیر برنج به نرخ } = (۲ - ۶) x ۳ = ۶ - ۷\n۲ روپیه ۶ شاهی شاهی روپیه شاهی روپیه\nقیمت ۵ سیر برنج به نرخ } = (۳ - ۲) x ۵ = ۱۰ - ۱۵\n۳ روپیه ۲ شاهی فی سیر شاهی روپیه شاهی روپیه\nقیمت ۸ سیر برنج } = (۶ - ۷ + ۱۰ - ۱۵) = ۴ - ۲۳\nمخلوط شده شاهی روپیه روپیه شاهی روپیه\nقیمت ۱ سیر برنج } = (۴ - ۲۳) ÷ ۸ = ۱۱ - ۲\nمخلوط شده شاهی روپیه شاهی روپیه\n:. قیمت مطلوب فی سیر = ۲ روپیه ۱۱ شاهی جواب","chars":715,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00202.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/202","canvas":"https://afghanpress.org/iiif/adl0290/canvas/202","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."}}