{"book":"adl0290","page":35,"text":"علم حساب ۲۸\n\nکرده شده است - و ۷ گز باقی مانده - پس کل طول\nریسمان را دریافت کنید ؟\n\nجمع بسیط\n\n۲۴ - قاعده - هرگاه جمع چند اعداد مقصود باشد\nباید که آنها را چنین بنویسید - که مرتبه یکن زیر یکن\nو مرتبه دهن زیر دهن و مرتبه صدن زیر صدن\nو مرتبه هزارن زیر هزارن باشد و علی هذا القیاس\nو بعد ازان زیر کل اعداد مذکور خطی بکشید - (این\nخط را خط عرضی میگویند) اوّل کل اعداد\nمرتبه یکن را جمع کنید - هرگاه مجموعه آنها از ۱۰ کم باشد\nزیر مرتبه یکن و زیر خط عرضی مذکور آن مجموعه را\nبنویسید و اگر حاصل جمع آنها از ۱۰ زیاده باشد\nهندسه مرتبه یکن را زیر مرتبه احاد نوشته زیادتی\nرا با عشرات مرتبه آینده جمع کنید و همین عمل را تا\nآخر سطور جاری بدارید و حاصل جمع سطور آخری\nرا کامل بنویسید +\nمثال ۸ ، ۳ و ۴۰۹ و ۵۶ را جمع کنید :-\nباید که به قرار قاعده مذکوره فوق عمل کرده شود :-","chars":749,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00035.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/35","canvas":"https://afghanpress.org/iiif/adl0290/canvas/35","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."}}