{"book":"adl0131","page":15,"text":"علم مساحت\n۴\nعلم هندسه\nعلم مساحت\nمساحت آن علمیست که بذریعه آن از طولها و رقبه ها و جسامت ها اندازه\nکرده می توانیم برای مبتدی ضرور است که قبل از شروع نمودن\nعلم مساحت ابتدائی قاعده های علم حساب را بداند یعنی جذر عدد کرده\nبتواند و از علامت های او واقفیت داشته باشد مثلاً نشان این شکل\n+ مراد از جمع است و نشان این شکل – مراد از تفریق است و نشان\nاین شکل * مراد از ضرب است و نشان این شکل : مراد از تقسیم است\nو نشان این شکل مراد از جذر دارد برای فهمیدن این علم قدری\nواقفیت علم هندسه هم ضروریست برای مبتدی لازم است که فصل\nاول را به بسیار غور و توجه بخواند چرا که تعریفات اصطلاحات مختلف\nدر این فصل نوشته شده اند که استعمال کرده خواهند شد\nباب اول در علم هندسه\n۱- لفظ نقطه و خط این قدر عام مشهور اند ضرورت نوشتن تعریفانها نیست","chars":714,"image":"https://storage.googleapis.com/adl-page-images/adl0131/00015.jpg","first_page":1,"last_page":381,"title":"Kitāb-i ʻIlm i masāḥat کتاب عالم ا مساحت","permalink":"https://afghanpress.org/book/adl0131/15","canvas":"https://afghanpress.org/iiif/adl0131/canvas/15","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."}}