{"book":"adl0290","page":920,"text":"۴۵۰\n\nمی ماند ) *\n(۱۳۹) ۵۶۷ ، ۳۲۴ و ۲۱۲ ، ۱۳ را در دو سطر ضرب\nکنید *\n(۱۴۰) لنگر یک ساعت در ۳،۲ ثانیه ۶ دفعه\nحرکت می کند و لنگر ساعت دیگر در\n۳،۶ ثانیه ۸ دفعه پس اگر لنگر های مذکور در\nوقت معین متحرک گردد معلوم کنید\nکه در یک ساعت چند دفعه یک جا صدا\nخواهد کرد ؟\n\nامثله نمبر ۱۶۸\n\n(۱) اعظم و اقل آن اعداد را دریافت کنید\nکه از چهار هندسه ذیل ساخته شود :-\n۳ و ۰ و ۲ و ۱ *\n(۲) رقم ذیل را مختصر کنید :-\n۱/۸ ÷ [ { ( ۱/۲ + ۳ ) ۱/۳ + ۳ } ۱/۲ + ۳ ] ۱/۳\n(۳) ستون های تیلیفون از یک دیگر به مسافت\n۶۶ گز نصب شده است پس اقل آن","chars":506,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00920.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/920","canvas":"https://afghanpress.org/iiif/adl0290/canvas/920","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."}}