{"book":"adl0290","page":172,"text":"۱۶۵ علم حساب ۱۰\n\nباب پانزدهم\nپیمانه‌های مساحت دیا رقبه)\n۶۸- یک مربع انچ عبارت است ازان\nمربع که هر ضلع آن یک انچ باشد.\nپیمانه‌های پیمایش سطوح (انگریزی)\n۱۴۴ مربع انچ = ۱ مربع فٹ\n۹ مربع فٹ = ۱ مربع گز\n۳۰ ۱/۴ مربع گز = ۱ مربع پول\n۴۰ مربع پول = ۱ روڈ\n۴ روڈ یا ۴۸۴۰ مربع گز = ۱ ایکڑ\n۶۴۰ ایکڑ = ۱ مربع میل\nامربع جریب = ۲۲×۲۲ مربع گز = ۴۸۴ مربع گز\nبنابرین ۱۰ مربع جریب = ۱ ایکڑه\n۱ مربع پول = ۳۰ مربع گز ۲ مربع فٹ ۳۶ مربع انچ\nاگر تحویل مربع پول را به مربع گز مطلوب\nباشد اوّل آنها را در ۱۲۱ ضرب کنید و حاصل","chars":496,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00172.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/172","canvas":"https://afghanpress.org/iiif/adl0290/canvas/172","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."}}