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…
FORMS OF PHILOSOPHICAL WRITINGWriting PhilosophyTHE ARGUMENTATIVE PAPER
November 19, 2023

THE ARGUMENTATIVE PAPER

Essays of assertion, affirmation, and refutation are all examples of the argumentative paper. An effective argument relies on factually true premises or premises for which you have strong support.
History Of PhilosophyATOMISM
November 15, 2023

ATOMISM

Atomism was founded by Leucippus (who flourished around 440 BC) but was primarily elaborated by Democritus (c. 460-370 BC) as a way of reconciling the Eleatic doctrine of the impossibility…
LogicMANY-VALUE LOGICS
November 15, 2023

MANY-VALUE LOGICS

In the classical logics already discussed, the logical connectives are taken to be bivalent—that is, they allow of only two different truth values: true and false. One natural extension to…
Philosophy BranchesTraditional Branches of PhilosophyNATURAL PHILOSOPHY
December 12, 2023

NATURAL PHILOSOPHY

An important historical branch designation rather than a current one, natural philosophy was the study of nature and the physical universe by philosophical (that is, largely empirical reason-based) methods.
FORMS OF PHILOSOPHICAL WRITINGWriting PhilosophyOTHER CATEGORIZATIONS OF PHILOSOPHICAL WRITING
November 19, 2023

OTHER CATEGORIZATIONS OF PHILOSOPHICAL WRITING

There are other ways of classifying the forms of philosophic writing you may be asked to produce. The most prominent of these are: The Expository Paper The Argumentative Paper The…
NON-WESTERN PHILOSOPHICAL TRADITIONSHistory Of PhilosophyMIDDLE EASTERN TRADITIONS
November 15, 2023

MIDDLE EASTERN TRADITIONS

As the Middle East is often called the cradle of civilization, it is also the source of some of the earliest philosophical literature. Much of it is devoted to what…
Philosophy BranchesTraditional Branches of PhilosophyPHILOSOPHY OF RELIGION
December 12, 2023

PHILOSOPHY OF RELIGION

Many religions distinguish between truths accessible through reason (natural theology), and truths accessible through faith (revealed theology). Both natural and revealed theology raise interesting philosophical questions about these two sources…
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…
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…
Writing PhilosophyGRADING CRITERIA FOR PHILOSOPHY ESSAYS
November 24, 2023

GRADING CRITERIA FOR PHILOSOPHY ESSAYS

The eight skills just listed are so central to philosophical writing that we may count them among the criteria most instructors use in grading essay assignments. Keep these eight skills…
Writing PhilosophyWHAT PHILOSOPHY PROFESSORS WANT FROM STUDENT WRITERS
November 24, 2023

WHAT PHILOSOPHY PROFESSORS WANT FROM STUDENT WRITERS

Some 2,300 years ago, Aristotle introduced the syllogism into the intellectual world. A threeelement formula, it is the elementary building block of syllogistic logic and deductive reasoning. The syllogism combines…
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…
FORMS OF PHILOSOPHICAL WRITINGWriting PhilosophyFORMS OF PHILOSOPHICAL WRITING
November 20, 2023

FORMS OF PHILOSOPHICAL WRITING

The word essay comes from the French infinitive verb essayer, meaning “to try” or “to attempt.” In fact, when the word was first borrowed into the English language, as essay,…
MEDIEVAL PHILOSOPHYHistory Of PhilosophyMEDIEVAL PHILOSOPHY
November 15, 2023

MEDIEVAL PHILOSOPHY

The Medieval Period is usually dated between the fall of the Western Roman Empire (476)and the beginning of the Renaissance (c. 1300). In terms of philosophy, the period begins inthe…

Books

  • Living from the Soul: The 7 Spiritual Principles of Ralph Waldo Emerson

    $16.99
  • War Is a Racket: Original Edition

    $3.99
  • The Islamic World (Routledge Worlds)

    $68.95
  • The Art of War

    $6.59
  • Itinerarios de curación: Psicoterapia fenomenológica y psicoanálisis: Un encuentro impracticable (Spanish Edition)

    $25.00
  • A Guide to the Good Life: The Ancient Art of Stoic Joy

    $15.79
  • Existential Rationalism: Handling Hume’s Fork (Unlock Tao)

    $33.95
  • The Deepest Human Life: An Introduction to Philosophy for Everyone

    $16.00
  • STATUS ANXIETY

    $18.67
  • Human – All-Too-Human – A Book for Free Spirits

    $49.20
  • Crítica de la razón pura (Spanish Edition)

    $12.95
  • Intuition Pumps And Other Tools for Thinking

    $21.95
  • A Comprehensive Guide to Daoist Nei Gong

    $33.96
  • By George G. M. James: Stolen Legacy: Greek Philosophy is Stolen Egyptian Philosophy

    $13.95
  • The Use and Abuse of History

    $11.98
  • Being and Nothingness

    $45.00

The Atomos Blog

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
Environmental Philosophy: An IntroductionAtomosENVIRONMENTAL PHILOSOPHY

Environmental Philosophy: An Introduction

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

Feminist Philosophy: An Introduction

Atomos EditorAtomos EditorJanuary 10, 2026

Terms & Concepts

N

Nominalism

The metaphysical position that the only things that exist are particulars (as opposed to universals). Similarities shared by objects apparently instantiating the same properties are therefore to be understood as…
S

Sense-reference distinction

According to Gottlob Frege (1848-1925), terms of natural language are to be understood both with respect to the objects they denote (their reference) and their mode of presentation (their sense);…
T

Tautological consequence

A statement that follows from another statement (or statements) by means of the truth functional connectives; there is no truth table row on which the statement in question is false,while…
C
Cultural relativism
P
Presupposition
S
Subproof
A
Aphorism
T
Tabula Rasa
F
Free variable (unbound variable)
F
Golden Rule
A
Absolute idealism
P
Pragmatism
View All