{"book":"adl0290","page":180,"text":"علم حساب - ۱\n۱۷۳\nاسمای ماه‌ های سال انگریزی حسب\nذیل میباشند :-\nجنوری ۳۱ روز\nفروری ۲۸ روز | لاکن در سال لیپ ۲۹ روز؟\nمارچ ۳۱ روز\nاپریل ۳۰ روز | سال لیپ آن سال\nمئی ۳۱ روز | عیسوی است که تعداد\nجون ۳۰ روز | روز های آن بر ۴\nجولائی ۳۱ روز | بدون باقی تقسیم شود\nاگست ۳۱ روز | مگر آن مائه که بر ۴۰۰\nستمبر ۳۰ روز | برابر تقسیم نشود سال\nاکتوبر ۳۱ روز | لیپ نمی باشد - مثلاً\nنومبر ۳۰ روز | ۱۸۸۸ع و ۱۷۳۲ع و\nدسمبر ۳۱ روز | ۱۹۰۴ع و سالهای لیپ\nمیباشند و ۱۸۸۹ع و ۱۷۳۹ع و ۱۹۰۰ع\nسالهای لیپ نمی باشند :\nسال شمسی ۱۸ ۲۲ ۲۴ ۵ ۶ ۳ روز دارد\nیعنی ۳۶۵ روز و ۵ ساعت و ۴۸ دقیقه و ۴۸\nثانیه یا تقریباً ۱/۴ ۵ ۶ ۳ روز بنا برین در هر سه سال","chars":606,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00180.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/180","canvas":"https://afghanpress.org/iiif/adl0290/canvas/180","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."}}