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…
LogicPROPOSITIONAL CALCULUS (PROPOSITIONAL LOGIC)
November 15, 2023

PROPOSITIONAL CALCULUS (PROPOSITIONAL LOGIC)

The simplest formal (logical) language is the propositional calculus. This considers the logical relationships that hold between complete propositions.
LogicMODAL LOGIC
November 15, 2023

MODAL LOGIC

A common extension to the standard formal languages outlined above is to introduce the technical machinery required to evaluate natural language arguments containing modal terminology (that is, talk of possibility…
History Of PhilosophyPOST-KANTIAN PHILOSOPHY IN THE NINETEENTH CENTURY
November 15, 2023

POST-KANTIAN PHILOSOPHY IN THE NINETEENTH CENTURY

Kant’s philosophy continued to dominate throughout the nineteenth century, although there were increasing concerns about the overall coherence of his system; in particular, there was doubt as to whether the…
History Of PhilosophyCLASSICAL PHILOSOPHY
November 15, 2023

CLASSICAL PHILOSOPHY

The Classical Period in philosophy was dominated by the teachings of Plato (427–347 BC) and Aristotle (384–322 BC) but gradually fell into a decline following the conquest of the independent…
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…
Writing PhilosophyGOOD PHILOSOPHICAL WRITING
November 23, 2023

GOOD PHILOSOPHICAL WRITING

BASICS OF GOOD PHILOSOPHICAL WRITING: A DEEPER DIVE Having surveyed the elements of good writing from 30,000 feet, let’s swoop in on some of the most important specifics. This means…
Philosophy BranchesTraditional Branches of PhilosophyETHICS
December 12, 2023

ETHICS

Ethics is the study of morality and can be divided into three main areas of inquiry. Descriptive ethics concerns the actual moral beliefs held by specific individuals or societies and…
THE EARLY MODERN PERIODWHAT IS PHILOSOPHY?EMPIRICISM
November 15, 2023

EMPIRICISM

Empiricism covers a range of views prioritizing experience as the primary source of knowledge. During the Early Modern Period, this view was expounded by the so-called British Empiricists—Locke, Berkeley, and…
WHAT IS PHILOSOPHY?WHAT IS PHILOSOPHY?
November 12, 2023

WHAT IS PHILOSOPHY?

LogicRELEVANCE LOGICS
November 15, 2023

RELEVANCE LOGICS

A relevance logic is motivated by the idea that the premises of a valid argument must be somehow “relevant” to its conclusion. The idea is motivated by the fact that…
MEDIEVAL PHILOSOPHYHistory Of PhilosophySAINT AUGUSTINE
November 15, 2023

SAINT AUGUSTINE

Like his contemporaries, Saint Augustine (354–430) was primarily influenced by Neoplatonism, and, indeed, credited Plotinus with helping him to understand Christian theology.
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…
LogicQUANTUM LOGIC
November 15, 2023

QUANTUM LOGIC

Most non-classical logics are motivated by either philosophical considerations, such as the metaphysical status of the future, or technical concerns about the neutrality of the logical connectives or the notion…
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…

Books

  • Be Still & Soar: Finding Strength and Solace in Any Storm

    $23.99
  • The Rigor of Angels: Borges, Heisenberg, Kant, and the Ultimate Nature of Reality

    $28.80
  • The Half Known Life: In Search of Paradise

    $18.99
  • Guía rápida de Las 48 leyes del poder (Spanish Edition)

    $11.59
  • Introduction to Phenomenology

    $24.49
  • A Secular Age

    $21.25
  • Mulla Sadra and Metaphysics (Culture and Civilization in the Middle East)

    $64.95
  • Walden (Translated): A 21st Century, Modernized Translation

    $14.89
  • Anatomy of the Spirit – The Seven Stages of Power and Healing by Caroline Ph.D. Myss (1996-12-24)

    $50.10
  • The Science of Mind: The Complete Edition

    $26.00
  • Socialism

    $8.99
  • El Bhagavad-gita Original: El Canto del Señor (Spanish Edition)

    $12.90
  • Free Will [Deckle Edge]

    $7.99
  • Print Handwriting Workbook for Teens: Improve your printing handwriting & practice print penmanship workbook for teens and tweens

    $6.75
  • The Histories

    $37.99
  • The Theory of Critical Thinking: Question, Analyze, Reflect, Debate. (The critical thinker)

    $19.99

The Atomos Blog

Can Math Prove Its Own Sanity? — A Deep Dive into Artemov’s Landmark PaperProof TheoryUncategorized

Can Math Prove Its Own Sanity? — A Deep Dive into Artemov’s Landmark Paper

Philosophy StudentPhilosophy StudentApril 14, 2026
Philosophy of Law: An IntroductionAtomosPHILOSOPHY OF LAW

Philosophy of Law: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026
Aesthetics: An IntroductionAESTHETICSAtomos

Aesthetics: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026
Epistemology: An IntroductionAtomosEPISTEMOLOGY

Epistemology: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026
Ethics: An IntroductionAtomosETHICS

Ethics: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026
Logic: An IntroductionAtomosLOGIC

Logic: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026
Metaphysics: An IntroductionAtomosMETAPHYSICS

Metaphysics: An Introduction

Philosophy StudentPhilosophy StudentJanuary 10, 2026

Terms & Concepts

B

Biconditional introduction

In symbolic logic, a valid inference in a system of truth-functional rules. A biconditional sentence is inferred from deriving one side of the sentence (Q) from the assumption of the…
C

Consequent

The “then” clause in an “if…then” (conditional) claim is the consequent. https://youtube.com/shorts/f_xpmIj9CWw?feature=share
N

Naturalistic fallacy

Argument advanced by G. E. Moore (1873-1958) that any attempt to define “good” in terms of some other property (such as pleasure) will either conflate ethical propositions with psychological propositions…
F
Formal proof
I
Identity theory
S
Self-contradictory
M
Moral reasoning
P
Probable
E
Epistemology
I
Innate idea
L
Law of nature
N
Negative right
View All