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Introduction

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0001
Subject:
Philosophy, Philosophy of Science

This introductory chapter provides an overview of the book's main themes. It begins with a brief discussion of the life and work of Claudius Ptolemy, and how his contributions in philosophy have been ... More


Harmonics and Astronomy

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0006
Subject:
Philosophy, Philosophy of Science

This chapter analyzes in what ways and to what degree harmonics and astronomy are complementary, particularly with respect to their epistemic efficacy. In Almagest 1.1, Ptolemy claims that ... More


Mathematizing the Human Soul

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0007
Subject:
Philosophy, Philosophy of Science

This chapter investigates the development of Ptolemy's psychological theory from On the Kritêrion to the Harmonics. It argues that Ptolemy composed the former before the latter, and that comparison ... More


Astrology and Cosmology

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0008
Subject:
Philosophy, Philosophy of Science

This chapter argues that Ptolemy maintains the epistemology and scientific method that he articulates in Almagest 1.1 and applies in the Harmonics in his studies of astrology and cosmology in the ... More


Ptolemy's Philosophy

Jacqueline Feke

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
book
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.001.0001
Subject:
Philosophy, Philosophy of Science

The Greco-Roman mathematician Claudius Ptolemy is one of the most significant figures in the history of science. He is remembered today for his astronomy, but his philosophy is almost entirely lost ... More


Mathematics and the Good Life

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0004
Subject:
Philosophy, Philosophy of Science

This chapter demonstrates how Ptolemy's distinctly mathematical ethics emerges from his response to a contemporary debate over the relationship between theoretical and practical philosophy. He first ... More


Harmonia

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0005
Subject:
Philosophy, Philosophy of Science

In the Harmonics, Ptolemy reveals that the heavens and human souls share the same formal structure. They are characterized by the same set of ratios, the ones studied by harmonics, the mathematical ... More


Knowledge or Conjecture

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0003
Subject:
Philosophy, Philosophy of Science

This chapter shows how Ptolemy blends an Aristotelian form of empiricism with a Platonic concern for distinguishing knowledge and opinion, and thereby produces a new and subversive epistemology where ... More


Defining the Sciences

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0002
Subject:
Philosophy, Philosophy of Science

Taking Almagest 1.1 as the starting point of this study, as it functions as an epitome of Ptolemy's general philosophical system, this chapter argues that the metaphysics Ptolemy presents when ... More


Conclusion

Jacqueline Feke

in Ptolemy's Philosophy

Published in print:
2018
Published Online:
May 2019
ISBN:
9780691179582
eISBN:
9780691184036
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691179582.003.0009
Subject:
Philosophy, Philosophy of Science

This chapter summarizes key themes and presents some final thoughts. It suggests that Ptolemy attempted to quantify his astronomical models because astronomy, like astrology, is by definition a ... More


Heavenly Mathematics

Glen Van Brummelen

in Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry

Published in print:
2017
Published Online:
May 2018
ISBN:
9780691175997
eISBN:
9781400844807
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691175997.003.0001
Subject:
Mathematics, History of Mathematics

This chapter reviews topics in plane trigonometry, first by considering ancient ideas that the Earth is round, focusing on tales of Christopher Columbus trying to convince the Spanish court that the ... More


Discovering the Solar System

John Chambers and Jacqueline Mitton

in From Dust to Life: The Origin and Evolution of Our Solar System

Published in print:
2017
Published Online:
May 2018
ISBN:
9780691175706
eISBN:
9781400885565
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691175706.003.0002
Subject:
History, History of Science, Technology, and Medicine

This chapter illustrates how the solar system turned out to be much larger than previously imagined. In the 2nd century AD, Greek astronomer Claudius Ptolemy, working in the Egyptian city of ... More


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