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…
Traditional Branches of PhilosophyPhilosophy BranchesAESTHETICS
December 12, 2023

AESTHETICS

Aesthetics is concerned with the nature of art (whether visual, literary, dramatic, or in some other medium) and the way in which art is experienced. Two principal related issues, therefore,…
FORMS OF PHILOSOPHICAL WRITINGTHE ESSAY OF ASSERTION
November 20, 2023

THE ESSAY OF ASSERTION

The essay of assertion takes the position I believe. It is an argumentative essay in which you convey to the reader some belief or beliefs that you hold. If you…
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.
THE EARLY MODERN PERIODHistory Of PhilosophyRATIONALISM
November 15, 2023

RATIONALISM

Rationalism designates a variety of philosophical schools maintaining that reason, as opposed to empirical investigation, is the most important method of acquiring knowledge.
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…
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,…
LogicINTUITIONISM
November 15, 2023

INTUITIONISM

One of the most familiar non-classical logics is intuitionism, which, in simple terms, is based upon the rejection of the law of excluded middle: (P ∨ ¬P). There are both…
Modern Branches of PhilosophyPhilosophy BranchesBIOETHICS
November 14, 2023

BIOETHICS

A branch of ethics concerned with the moral and political issues raised by medical science, and with advances in medical technology, bioethics has now become a largely autonomous area of…
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…
PHILOSOPHICAL BOOKS AND TEXTGUIDES TO PHILOSOPHICAL WRITING
November 27, 2023

GUIDES TO PHILOSOPHICAL WRITING

As with developing any skill, learning to write philosophically takes practice. Here are some links to academic sites, along with several style guides, to aid you.
Writing PhilosophyWHAT IS GOOD WRITING?
November 24, 2023

WHAT IS GOOD WRITING?

What is good music? What is good art? What is good writing? Such questions unleash many opinions. The branch of traditional philosophy called Aesthetics is devoted to answering such questions…
Writing PhilosophyWRITING IS CENTRAL TO PHILOSOPHY
November 24, 2023

WRITING IS CENTRAL TO PHILOSOPHY

For the great majority of us, writing is instrumental to thinking. Since it is reasonable to describe philosophy as the application of disciplined thought to a variety of topics, issues,…
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.
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…

Books

  • Autobiography of a Yogi

    $16.00
  • The Stoic’s Guide to Emotional Mastery: Learn How to Stay Calm and Disciplined (Emotional Resilience)

    $14.97
  • Comfortable with Uncertainty: 108 Teachings on Cultivating Fearlessness and Compassion

    $14.26
  • Socrates: Introduction to the Philosophy of Socrates (Introduction to Philosophy)

    $7.99
  • Tao Te Ching

    $16.99
  • The Complete I Ching ― 10th Anniversary Edition: The Definitive Translation by Taoist Master Alfred Huang

    $19.95
  • An Introduction to Gödel’s Theorems

    $9.99
  • The Stuff of Life

    $61.00
  • Tantra Illuminated: The Philosophy, History, and Practice of a Timeless Tradition

    $21.99
  • Angels and Us

    $43.99
  • The Birth of Tragedy

    $3.69
  • Ways of Seeing: Based on the BBC Television Series (Penguin Books for Art)

    $6.67
  • Sun Tzu – The Art of War

    $5.99
  • Gratitude

    $12.95
  • Good Without God: What a Billion Nonreligious People Do Believe

    $7.69
  • The Elizabethan World Picture: A Study of the Idea of Order in the Age of Shakespeare, Donne and Milton

    $8.76

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Aesthetics: An IntroductionAESTHETICSAtomos

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Epistemology: An IntroductionAtomosEPISTEMOLOGY

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Logic: An IntroductionAtomosLOGIC

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Metaphysics: An IntroductionAtomosMETAPHYSICS

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Terms & Concepts

S

Square of opposition

1) In Aristotelian or traditional categorical logic, immediate inferences are made “around” the square of opposition: Contraries, Subcontraries, Contradictories, Subalternation, and Superalternation. 2) In modern categorical logic, immediate inferences are…
P

Psychologism egoism

The descriptive theory that human beings are ultimately motived by self-interest. https://youtube.com/shorts/PZbemHiUtxA?feature=share
D

Deism

The belief, popular in the eighteenth century, that God exists in order for the universe to have been created, but we are not justified in believing that God is concerned…
S
Socialism
A
Attribute
I
Internal meaning
C
Cultural relativism
L
Logical possibility (Logically possible statement)
A
Assumptive proof
C
Counterfactual
J
Justice
C
Contradiction introduction
View All