Substance and Function : Einstein's Theory of Relativity - Ernst Cassirer

Substance and Function

Einstein's Theory of Relativity

By: Ernst Cassirer

Paperback | 17 February 2026

At a Glance

Paperback


$68.75

or 4 interest-free payments of $17.19 with

 or 

Ships in 10 to 15 business days

"Substance and Function and Einstein's Theory of Relativity" is a landmark contribution to the philosophy of science and epistemology by the renowned Neo-Kantian philosopher Ernst Cassirer. In the first part of this profound inquiry, Cassirer traces the historical development of logical concepts, contrasting the traditional Aristotelian concept of substance-which relies on abstraction and classification-with the modern mathematical concept of function. He argues that scientific progress is marked by a shift away from seeking the absolute essence of things toward understanding the relational and functional structures of the universe.

The second part of the work applies these epistemological findings to the revolutionary developments in contemporary physics, specifically "Einstein's Theory of Relativity". Cassirer demonstrates how Einstein's theories represent the logical culmination of the transition from substance-based thinking to functional thinking, providing a robust philosophical foundation for the new physical world-view. This work remains an essential text for readers interested in the intersection of mathematical logic, the history of scientific thought, and the philosophical implications of modern physics. It offers a rigorous analysis of how conceptual frameworks shape our understanding of reality and the laws of nature.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you may see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.

This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.

As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

More in Philosophy

On the Equality of All Things : Physics and Philosophy - Carlo Rovelli
Beginning to Live : The Art of Existential Freedom - Emmy van Deurzen
12 Rules for Life : Antidote to Chaos - Jordan B. Peterson

RRP $26.99

$22.99

15%
OFF
The Creative Act : A Way of Being - Rick Rubin

RRP $55.00

$42.75

22%
OFF
Discipline Is Destiny : The Power of Self-Control - Ryan Holiday

RRP $24.99

$21.75

13%
OFF
Winnie-the-Pooh : The Little Book of Wisdom - A. A. Milne
Start With Why : How Great Leaders Inspire Everyone to Take Action - Simon Sinek
Monsters : What Do We Do with Great Art by Bad People? - Claire Dederer
The I Ching or Book of Changes : Bollingen Series - Cary F. Baynes

RRP $39.99

$23.99

40%
OFF
Lunacy : Ten False Promises of the New Space Age - Ben Bramble

RRP $34.99

$21.75

38%
OFF
First Knowledges Politics : Philosophical Ordering by Country - Morgan James Brigg
Ikigai : The Japanese Secret to a Long and Happy Life - Hector Garcia
The Boy, The Mole, The Fox and The Horse - Charlie Mackesy

RRP $45.00

$26.99

40%
OFF
The Power of Choice - Neale Daniher

RRP $39.99

$23.99

40%
OFF
How Lucky Am I : A Skeleton's Guide to Living Your Best Life - Christian Watson