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…
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…
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.
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…
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…
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 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…
NON-WESTERN PHILOSOPHICAL TRADITIONSHistory Of PhilosophyINDIAN PHILOSOPHY
November 15, 2023

INDIAN PHILOSOPHY

Philosophy on the Indian subcontinent between 1000 BC and the early centuries of the first millennium was comprised of six major schools of Hindu philosophy (Nyaya, Vaisheshika, Samkhya, Yoga, Mimamsa,…
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…
CLASSICAL PHILOSOPHYHistory Of PhilosophySKEPTICISM (PYRRHONISM)
November 15, 2023

SKEPTICISM (PYRRHONISM)

Pyrrhonian Skepticism was founded by Pyrrho of Elis (c. 360–275 BC), who argued that knowledge is impossible. The Skeptics proposed various arguments for their conclusions, including Platonic doubts about the…
LogicHIGHER-ORDER LOGICS
November 15, 2023

HIGHER-ORDER LOGICS

The language sketched above is better referred to as first-order predicate calculus, as the language only quantifies over (first-order) individuals. A stronger language, second-order predicate calculus, can therefore be constructed…
MEDIEVAL PHILOSOPHYHistory Of PhilosophySCHOLASTICISM
November 15, 2023

SCHOLASTICISM

A general term for those philosophers influenced by the medieval rediscovery of classic texts, Scholasticism is broadly characterized by an interest in logic and disputation and is motivated to resolve…
Traditional Branches of PhilosophyPhilosophy BranchesEPISTEMOLOGY
December 12, 2023

EPISTEMOLOGY

Epistemology is the study of knowledge, including its nature and its extent, and of justification (that is, whether a belief is formed in a valid way to justify its being…
PHILOSOPHICAL BOOKS AND TEXTBOOKS TO GUIDE NOVICE PHILOSOPHY STUDENTS
November 27, 2023

BOOKS TO GUIDE NOVICE PHILOSOPHY STUDENTS

This list is aimed at curating those texts that will both challenge a novice researcher, and continually reward repeated encounters as you develop your philosophical interests.
Philosophy BranchesTraditional Branches of PhilosophyPHILOSOPHY OF LAW
December 12, 2023

PHILOSOPHY OF LAW

The philosophy of law is concerned with all aspects of theoretical reflection on laws and legal systems and therefore encompasses historical and sociological studies in addition to the philosophical questions…

Books

  • Why Information Grows

    $12.79
  • Perceiving Purpose

    $18.07
  • The Power of Your Subconscious Mind: There Are No Limits to the Prosperity, Happiness, and Peace of Mind You Can Achieve Simply by Using the Power of the Subconscious Mind, Updated

    $16.00
  • Fifty Eastern Thinkers (Routledge Key Guides)

    $32.95
  • The Prophets (Perennial Classics)

    $24.99
  • Utilitarianism and Other Essays

    $11.95
  • An Introduction to General Systems Thinking

    $9.98
  • Ideas: General Introduction to Pure Phenomenology

    $12.48
  • Nihilism: The Root of the Revolution of the Modern Age

    $9.00
  • Philosophy of History

    $11.99
  • The Rebel

    $172.60
  • Medieval Philosophy (Routledge Contemporary Introductions to Philosophy)

    $40.80
  • Fooled by Randomness: The Hidden Role of Chance in Life and in the Markets (Incerto)

    $15.19
  • The Imaginary: A Phenomenological Psychology of the Imagination (Routledge Classics)

    $160.00
  • The Uses of Argument

    $22.03
  • Resounding Events: Adventures of an Academic from the Working Class

    $27.49
Reexamining Spacetime Substantivalism: Duplicate

Reexamining Spacetime Substantivalism: Duplicate

Philosophy StudentPhilosophy StudentDecember 17, 2025
Reexamining Spacetime Substantivalism: A Critique of Modal Arbitrariness and Determinism in Teitel’s FrameworkAtomos

Reexamining Spacetime Substantivalism: A Critique of Modal Arbitrariness and Determinism in Teitel’s Framework

Philosophy StudentPhilosophy StudentDecember 8, 2025
Rule-Following and Artificial Intelligence: A Kripkean PerspectiveAtomos

Rule-Following and Artificial Intelligence: A Kripkean Perspective

Philosophy StudentPhilosophy StudentDecember 8, 2025
The Eternal Coexistence of Consciousness and Spacetime: A Philosophical InquiryAtomos

The Eternal Coexistence of Consciousness and Spacetime: A Philosophical Inquiry

Philosophy StudentPhilosophy StudentDecember 8, 2025
Embracing Contradiction: An In-Depth Analysis of DialetheismAtomos

Embracing Contradiction: An In-Depth Analysis of Dialetheism

Philosophy StudentPhilosophy StudentDecember 8, 2025
Analysis of, and Responses to Edmund Gettier’s “Is Justified True Belief Knowledge?”Atomos

Analysis of, and Responses to Edmund Gettier’s “Is Justified True Belief Knowledge?”

Philosophy StudentPhilosophy StudentDecember 8, 2025
The Unstable Foundation: A Critique of the Ontological Proof of God’s ExistenceAtomos

The Unstable Foundation: A Critique of the Ontological Proof of God’s Existence

Philosophy StudentPhilosophy StudentDecember 8, 2025
Meta-Modal Actuality: A Dynamic Framework for Possibility, Actualization, and CausalityAtomos

Meta-Modal Actuality: A Dynamic Framework for Possibility, Actualization, and Causality

Philosophy StudentPhilosophy StudentDecember 8, 2025
Killing, Morality, and the Human Condition: A Philosophical InvestigationAtomos

Killing, Morality, and the Human Condition: A Philosophical Investigation

Philosophy StudentPhilosophy StudentDecember 8, 2025
The Intricacy of Existence: A Philosophical Exploration of Complexity, Contingency, and Divine AgencyAtomos

The Intricacy of Existence: A Philosophical Exploration of Complexity, Contingency, and Divine Agency

Philosophy StudentPhilosophy StudentDecember 8, 2025
The Ethics of Procreation and the Rational Acceptance of Life: A Critical Engagement with Weinberg’s ArgumentAtomos

The Ethics of Procreation and the Rational Acceptance of Life: A Critical Engagement with Weinberg’s Argument

Philosophy StudentPhilosophy StudentDecember 8, 2025
Imagination, Consciousness, and the Nature of the Soul: A Philosophical InquiryAtomos

Imagination, Consciousness, and the Nature of the Soul: A Philosophical Inquiry

Philosophy StudentPhilosophy StudentDecember 6, 2025
The Interplay of Karma, Rebirth, and Non-Self in Buddhist Philosophy: A Metaphysical InquiryAtomos

The Interplay of Karma, Rebirth, and Non-Self in Buddhist Philosophy: A Metaphysical Inquiry

Philosophy StudentPhilosophy StudentDecember 6, 2025
Metaphysical Perspectives: A Comparative Analysis of Theism and AtheismAtomos

Metaphysical Perspectives: A Comparative Analysis of Theism and Atheism

Philosophy StudentPhilosophy StudentDecember 6, 2025
The Infinite Universe, Death, and the Search for Meaning: A Philosophical Exploration of Existence, the Divine, and Human MortalityAtomos

The Infinite Universe, Death, and the Search for Meaning: A Philosophical Exploration of Existence, the Divine, and Human Mortality

Philosophy StudentPhilosophy StudentDecember 6, 2025
The Intricacy of Existence: A Philosophical Exploration of Complexity, Contingency, and Divine Agency

The Intricacy of Existence: A Philosophical Exploration of Complexity, Contingency, and Divine Agency

Philosophy StudentPhilosophy Student

Terms & Concepts

P

Phenomenology

1) The philosophical study of the structures of experience and consciousness, and an important philosophical movement based on Immanuel Kant (1724-1804) but originating with Edmund Husserl (1859-1938). It dominated much…
A

Abstract

General, as opposed to concrete, and thus independent of any particular. https://youtube.com/shorts/4l5lkGSYB2o?feature=share
D

Disjunctive syllogism

In symbolic logic, a valid inference in a system of truth-functional rules. This rule relies on the truth definition of the disjunction: Since a disjunction is true when at least…
E
Extended
C
Conversion by limitation
I
Immortality
E
Egalitarianism
E
Exclusive disjunction
A
Asceticism
N
Noumenal
S
Socialism
C
Cosmology
View All