Librarivm Ezoensis

The Ezo Library

Seyfert Galaxies

By KANEKO Noboru / Chijin Shokan, “Nebulae and Star Clusters” series セイファート銀河(地人書館「星雲星団シリーズ」)

More than forty years have passed since this book was published in 1983, and there are no plans to reissue it. It is made available here with the consent of the author, KANEKO Noboru, and the permission of the publisher, Chijin Shokan.

You are free to download it for educational and research purposes.

For commercial use of this data, or to republish it elsewhere, please write to the address at the foot of this page.

Download the English edition PDF / 485 pages / approx. 23 MB Download the Japanese edition PDF / 466 pages / approx. 26 MB Download the original scan PDF / 366 pages / approx. 50 MB — facsimile of the 1983 printing, page images only

The English edition was translated from the Japanese original with the help of AI, and has not been checked line by line by a human translator. Where precision matters — equations, figures, cited values — please refer to the Japanese edition, or to the original scan, which reproduces the printed pages exactly but carries no searchable text.

Vectors, Tensors and the Foundations of Physics

By KANEKO Noboru and YAMAMOTO Masashi / 8th revised edition, 24 August 2026 ベクトル・テンソルと物理学の基礎 第8改訂版

The first half introduces the wedge product and wedge derivative into vector and tensor analysis, extending the formalism so that it applies in any number of dimensions. Building on this, the second half treats the rudiments of mechanics, fluid dynamics, elasticity, electromagnetism, thermodynamics and radiation.

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Published in Japanese. Sold through Amazon.co.jp.

Reading the Almagest

By KANEKO Noboru / 19 October 2020 古代の天文学書 アルマゲストを読み解く

A complete modern reading of the Almagest, written by Claudius Ptolemy in the second century and long regarded as the greatest of astronomical works, bringing the astronomy of antiquity back to life for present-day readers.

Kindle Unlimited members can read the ebook edition at no extra cost.

Order the print-on-demand edition Read on Kindle

Published in Japanese. Sold through Amazon.co.jp.