{"book":"adl0290","page":45,"text":"علم حساب\n۳۸\nباب چهارم\nتفریق\n۳۶- اگر یک عدد در مقدار از عدد دیگر زیاده\nباشد و عدد خورد از عدد کلان منها کرده شود و چیزی\nباقی بماند طریقه دریافت نمودن آن باقی را در\nاصطلاح علم حساب تفریق می گویند و عدد\nزیاده را مفروق منه و عدد کم را مفروق و\nباقی را حاصل تفریق میگویند. تفریق هم مانند\nجمع بر دو قسم است یعنی بسیط و مرکب و\nفرق مابین بسیط و مرکب بعینه همان است که در\nباب جمع بیان کرده شد +\nچون این علامت - پیش روی عددی\nنوشته باشد مقصود ازان این است که عدد مذکور\nمفروق است یعنی آن عدد از عدد ما قبل تفریق\nکرده نشود و علامت مذکور را علامت نفی یا منفی\nمی گویند +","chars":554,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00045.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/45","canvas":"https://afghanpress.org/iiif/adl0290/canvas/45","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."}}