Philosophy Student
By In CLASSICAL PHILOSOPHY

EPICUREANISM

Read Article
Philosophy Student
By In History Of Philosophy

THE ELEATIC SCHOOL

Read Article
Philosophy Student
By In History Of Philosophy

ATOMISM

Read Article
Philosophy Student
By In CONTINENTAL PHILOSOPHY

STRUCTURALISM

Read Article
Philosophy Student
By In Philosophy Branches

BRANCHES OF PHILOSOPHY

Philosophy embraces the most ambitious field of inquiry—the universe, including the self and everything both physical and metaphysical. It is…
Read More
History Of PhilosophyANALYTIC PHILOSOPHYORDINARY LANGUAGE PHILOSOPHY
November 15, 2023

ORDINARY LANGUAGE PHILOSOPHY

Between the 1940s and the 1960s, analytic philosophy shifted away from investigating the (supposed) underlying logical structure of language. While it was still primarily concerned with conceptual analysis, this was…
Philosophy Student
Love0
Philosophy BranchesBRANCHES OF PHILOSOPHY
December 12, 2023

BRANCHES OF PHILOSOPHY

Philosophy embraces the most ambitious field of inquiry—the universe, including the self and everything both physical and metaphysical. It is impossible to list all the branches of philosophy, which are…
Philosophy Student
Love0
PHILOSOPHICAL BOOKS AND TEXTCRITICAL THINKING AND LOGIC TEXTBOOKS
November 27, 2023

CRITICAL THINKING AND LOGIC TEXTBOOKS

Textbooks on critical thinking and logic.
Philosophy Student
Love0
CONTINENTAL PHILOSOPHYHistory Of PhilosophyTHE FRANKFURT SCHOOL
November 15, 2023

THE FRANKFURT SCHOOL

A group of philosophers, cultural critics, and social scientists based around the Frankfurt (Germany) Institute for Social Research were primarily concerned with integrating philosophical analysis with then-recent results in the…
Philosophy Student
Love0
LogicPREDICATE CALCULUS (PREDICATE LOGIC)
November 15, 2023

PREDICATE CALCULUS (PREDICATE LOGIC)

The next development of the propositional calculus is the predicate calculus. This considers the logical relationships that hold between predicate expressions, along with the quantifiers ∃x (“there is at least…
Philosophy Student
Love0
ANALYTIC PHILOSOPHYHistory Of PhilosophyLOGICAL ATOMISM
November 15, 2023

LOGICAL ATOMISM

Although mostly associated with the logical analysis of language, analytic philosophy began in the philosophy of mathematics. Working independently, both Gottlob Frege and Bertrand Russell pursued programs of reducing mathematics…
Philosophy Student
Love1
History Of PhilosophyCLASSICAL PHILOSOPHYARISTOTLE
November 15, 2023

ARISTOTLE

Aristotle (384–322 BC) was born in Stagira but moved to Athens as a young man to study at Plato’s Academy. Following Plato’s death, Aristotle traveled, became tutor to Alexander the…
Philosophy Student
Love0
History Of PhilosophyPYTHAGOREANISM
November 15, 2023

PYTHAGOREANISM

Based on the teachings of Pythagoras (c. 570–495 BC) and the school he established inCroton in southern Italy, we may conclude that, in many ways, Pythagoreanism was more ofa mystery…
Philosophy Student
Love0
LogicNON-CLASSICAL LOGIC
November 15, 2023

NON-CLASSICAL LOGIC

While both the predicate calculus and the modal propositional calculus may be seen as extensions of the basic propositional calculus, there are also a variety of formal languages intended as…
Philosophy Student
Love0
Writing PhilosophyHOW DO YOU DO PHILOSOPHY?
November 24, 2023

HOW DO YOU DO PHILOSOPHY?

How do you do philosophy? Unlike many of the questions asked in the name of philosophy, this one has a straightforward answer. You do philosophy primarily through writing. Now, if…
Philosophy Student
Love0
PHILOSOPHICAL BOOKS AND TEXTESSENTIAL READING IN THE HISTORY OF PHILOSOPHY
November 27, 2023

ESSENTIAL READING IN THE HISTORY OF PHILOSOPHY

A comprehensive list of essential readings in the history of philosophy.
Philosophy Student
Love1
WHAT IS PHILOSOPHY?WHAT IS THE “SUBJECT MATTER” OF PHILOSOPHY
November 12, 2023

WHAT IS THE “SUBJECT MATTER” OF PHILOSOPHY

“There is a common misunderstanding that philosophy—like chemistry or history—has a content to offer, a content that a teacher is to teach and a student is to learn,” writes Professor…
Philosophy Student
Love0
CLASSICAL PHILOSOPHYHistory Of PhilosophyEPICUREANISM
November 15, 2023

EPICUREANISM

Founded by Epicurus (341–271 BC), this eponymous philosophy is best known through the Roman poet Lucretius (mid first century BC). Like the Atomists, the Epicureans maintained that everything is made…
Philosophy Student
Love0
THE EARLY MODERN PERIODHistory Of PhilosophyTHE EARLY MODERN PERIOD
November 15, 2023

THE EARLY MODERN PERIOD

Philosophical thought during the Enlightenment was characterized by a rejection of existing sources of authority. The broadly Aristotelean scientific worldview was undermined by a period of scientific revolution—conventionally beginning with…
Philosophy Student
Love0
THE EARLY MODERN PERIODHistory Of PhilosophyLIBERALISM
November 15, 2023

LIBERALISM

A political philosophy whose central claim is that a government’s authority is justified only insofar as it secures the liberty of its subjects, Liberalism is generally traced to John Locke…
Philosophy Student
Love0
Philosophy Student
By In CONTINENTAL PHILOSOPHY

PHENOMENOLOGY

As originally developed by Edmund Husserl (1859–1938), phenomenology seeks to provide a detailed description of the way in which things…
Read More

Logic

Books

  • Buy product

    Philosophy 101: From Plato and Socrates to Ethics and Metaphysics, an Essential Primer on the History of Thought (Adams 101 Series)

    $12.79
  • Buy product

    PHILOSOPHICAL INVESTIGATIONS: Second Edition

    $96.99
  • Buy product

    Night Vision: Seeing Ourselves through Dark Moods

    $21.49
  • Buy product

    An Illustrated Book of Bad Arguments: Learn the Lost Art of Making Sense

    $10.99
  • Buy product

    Start Where You Are: A Guide to Compassionate Living

    $12.40
  • Buy product

    Stoic Philosophy of Seneca: Essays and Letters

    $11.79
  • Buy product

    The Foundation of Augustinian-Calvinism

    $14.99
  • Buy product

    The Theory of Critical Thinking: Question, Analyze, Reflect, Debate. (The critical thinker)

    $19.99
  • Buy product

    Discipline Is Destiny: The Power of Self-Control (The Stoic Virtues Series)

    $15.99
  • Buy product

    The Origin of Time: Heidegger and Bergson (SUNY series in Contemporary Continental Philosophy)

    $32.95
  • Buy product

    Courage Under Fire: Testing Epictetus’s Doctrines in a Laboratory of Human Behavior (Hoover Essays)

    $5.00
  • Buy product

    The Half Known Life: In Search of Paradise

    $18.99
  • Buy product

    Pensées (Penguin Classics)

    $13.00

The Atomos Blog

Philosophy of Law: An Introduction

Philosophy of Law: An Introduction

Atomos EditorAtomos Editor
Read More
Philosophy of Law: An IntroductionAtomosPHILOSOPHY OF LAW

Philosophy of Law: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of Science: An IntroductionAtomosPHILOSOPHY OF SCIENCE

Philosophy of Science: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Aesthetics: An IntroductionAESTHETICSAtomos

Aesthetics: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Epistemology: An IntroductionAtomosEPISTEMOLOGY

Epistemology: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Ethics: An IntroductionAtomosETHICS

Ethics: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Logic: An IntroductionAtomosLOGIC

Logic: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Metaphysics: An IntroductionAtomosMETAPHYSICS

Metaphysics: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of History: An IntroductionAtomosPHILOSOPHY OF HISTORY

Philosophy of History: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of Language: An IntroductionAtomosPHILOSOPHY OF LANGUAGE

Philosophy of Language: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of Mind: An IntroductionAtomosPHILOSOPHY OF MIND

Philosophy of Mind: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of Technology: An IntroductionAtomosPHILOSOPHY OF TECHNOLOGY

Philosophy of Technology: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Political and Social Philosophy: An IntroductionAtomosPOLITICAL AND SOCIAL PHILOSOPHY

Political and Social Philosophy: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Environmental Philosophy: An IntroductionAtomosENVIRONMENTAL PHILOSOPHY

Environmental Philosophy: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Existentialism and Phenomenology: An IntroductionAtomosEXISTENTIALISM AND PHENOMENOLOGY

Existentialism and Phenomenology: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Feminist Philosophy: An IntroductionAtomosFEMINIST PHILOSOPHY

Feminist Philosophy: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026
Philosophy of Mind: An Introduction

Philosophy of Mind: An Introduction

Atomos EditorAtomos Editor
Read More

Terms & Concepts

A

Argument from design

An argument that attempts to prove God’s existence from the uniformity, or apparent design, of nature. Since the universe looks as if it has been designed, and that which is…
O

Obversion

An immediate inference in which the proposition’s quality is changed and the predicate is replaced with its complement. (See also Categorical proposition, Complement, and Quality.) Obversion is valid for all…
E

Ethics

1) The branch of philosophy that studies moral theories, beliefs, and practices. 2) From the Greek ethos, a custom or habit. 3) A set of rules, policies, or principles that…
C
Cosmopolitanism
D
Dualism
D
Disjunction elimination
I
Internal meaning
D
Dao
A
Akrasia
P
Possible world
G
Generalization from experience (or Inductive generalization)
A
Absolute time
View All