{"book":"adl0726","page":53,"text":"۴۸\n\nبر سرزمین می‌افتد پس بالای یک خط مستقیم که\nدر میان مرکزهای زمین و قطرها باشد پس زمین\nنیز در حقیقت بطرف قطره حرکت میکند قسمی که\nقطره بطرف زمین حرکت میکند لیکن هر قدر\nفاصله خط مستقیم مذکور ازین هر دو اجسام ها\nهر یک\nطی میکند بمقدار ماده اجسام نسبت معکوس داشه\nمیباشد یعنی هر قدر که جسم کلان باشد همانقدر\nفاصله کم طی خواهد کرد پس نسبت که مقدار ماده\nنسبت\nزمین را از مقدار قطره بارش است همان\nاز یک میل بآن فاصله است که زمین بطرف\nقطره","chars":430,"image":"https://storage.googleapis.com/adl-page-images/adl0726/00053.jpg","first_page":1,"last_page":145,"title":"Musammá bih kitāb-i mabādī al-ʻulūm مسمى به کتاب مبادى العلوم","permalink":"https://afghanpress.org/book/adl0726/53","canvas":"https://afghanpress.org/iiif/adl0726/canvas/53","source":"https://afghanistandl.nyu.edu/books/adl0726/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0726_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."}}