اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Author: Abbott, Edwin Abbott, 1838-1926
Title: Flatland: A Romance of Many Dimensions
Credits: Updated: 2022-06-26
Language: English
LoC Class: QA: Science: Mathematics
Subject: Fourth dimension
Release Date: Jan 1, 1994
Copyright Status: Public domain in the USA.
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