{"book":"adl0131","page":248,"text":"کتاب ۲۳۷ مساحت\n\nجواب مطلوبه-\nفصل نوزدهم فیلد بک\nکتاب که برای نوشتن طول که بذریعه پیمایش معلوم شوند مختص\nمیشود کتاب مذکور را در انگریزی (فیلدبک) میگویند و در هندوستان\nکتاب مذکور را (خسره) میگویند-\n(۱۸۹) پیمایش بسیاری زمین ها بآسانی بطریق ذیل میشود\nکه از یک کناره زمین تا کناره دیگر زمین یک خط مستقیم را\nپیمایش کنند و نیز عمودها که از باقی کناره های زمین بالای خط\nمستقیم مذکور واقع میشوند باید که عمودهای مذکور را نیز پیمایش کنید\nخط مستقیم مذکوره اول را خط قاعده یا جریبی خط میگویند\nو عمودهای مذکور را بنام (آفست) نامزد میکنند- پیمایش\nهر زمین را که مطلوب داشته باشید در زمین مذکور خط قاعده\nاکثر آن خط مستقیم معین کرده میشود که در زمین مذکور کلانتر کل","chars":648,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00248.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/248","canvas":"https://afghanpress.org/iiif/adl0131/canvas/248","source":"https://afghanistandl.nyu.edu/books/adl0131/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0131_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."}}