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.
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 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…
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…
CONTINENTAL PHILOSOPHYHistory Of PhilosophyCONTINENTAL PHILOSOPHY IN THE TWENTIETH CENTURY
November 15, 2023

CONTINENTAL PHILOSOPHY IN THE TWENTIETH CENTURY

While the focus of western philosophy has primarily been on the analysis and understanding of our most basic concepts, another important theme has been the preparation and education of man…
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…
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.
THE EARLY MODERN PERIODHistory Of PhilosophyTRANSCENDENTAL IDEALISM
November 15, 2023

TRANSCENDENTAL IDEALISM

The philosophical system developed by Immanuel Kant (1724–1804), Transcendental Idealism sought to overcome the epistemological problems of Empiricism while providing a rational justification for Liberalism.
ANALYTIC PHILOSOPHYHistory Of PhilosophyANALYTIC PHILOSOPHY IN THE TWENTIETH CENTURY
November 15, 2023

ANALYTIC PHILOSOPHY IN THE TWENTIETH CENTURY

The analytic tradition arose partly as a rejection of Hegelian idealism in favor of what George Edward Moore (1873–1958) called a “common sense” view of the world, alongside developments in…
NON-WESTERN PHILOSOPHICAL TRADITIONSHistory Of PhilosophyPHILOSOPHIES OF EAST ASIA
November 15, 2023

PHILOSOPHIES OF EAST ASIA

The dominant philosophical traditions in this part of the world began in Ancient China from the sixth century to 221 BC, which saw the development of China’s great philosophical movements…
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…
FORMS OF PHILOSOPHICAL WRITINGWriting PhilosophyTHE EXPOSITORY PAPER
November 19, 2023

THE EXPOSITORY PAPER

We have already touched on the expository paper, but let’s discuss it briefly here. Look at the adjective expository. It is derived from the noun exposition, which is the noun…
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 PhilosophyPOLITICAL PHILOSOPHY
December 12, 2023

POLITICAL PHILOSOPHY

Political philosophy is at least as old as Plato (428/227 or 424/423-348/347 BC) and is concerned with the nature of the state and, more broadly, with coercive institutions, and their…
Modern Branches of PhilosophyPhilosophy BranchesPHILOSOPHY OF LANGUAGE
November 14, 2023

PHILOSOPHY OF LANGUAGE

The study of natural languages is conventionally divided among questions of syntax, semantics, and pragmatics, all of which raise significant issues for the philosophy of language. In terms of syntax…

Books

  • A History of Western Philosophy (English)(Hardcover)

    $77.41
  • Socrates: Introduction to the Philosophy of Socrates (Introduction to Philosophy)

    $7.99
  • The World as Will and Representation, Vol. 2

    $13.79
  • Language, Truth and Logic (Dover Books on Western Philosophy)

    $7.95
  • The Satanic Rituals

    $16.43
  • The Enchiridion

    $5.99
  • A Comprehensive Guide to Daoist Nei Gong

    $33.96
  • Bhagavad Gita: A New Translation

    $12.39
  • Life Is Real Only Then, When “I Am” (All and Everything)

    $20.00
  • Humanly Possible

    $56.71
  • Black Utopias: Speculative Life and the Music of Other Worlds

    $102.95
  • The Second Sex

    $4.99
  • The Metaphysical Thought of Thomas Aquinas: From Finite Being to Uncreated Being (Monographs of the Society for Medieval and Renaissance Philosophy, 1)

    $42.96
  • The Phenomenology of Aesthetic Consciousness and Phantasy (Routledge Research in Aesthetics)

    $166.00
  • On Liberty (HPC Classics Series)

    $8.00
  • Be Stoic, Be Happy: A Simple Guide to Living a Happier Life

    $12.99

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Terms & Concepts

A

Akrasia

Weakness of the will as exhibited in intentional behavior that conflicts with an agent’s values (such as overindulgence). The possibility of akrasia is seen as paradoxical for certain philosophical theories…
E

Extension

The set of things to which an expression applies; to be contrasted with the intension of anexpression (roughly, its meaning). Extension is also not the same as reference—for instance,the term…
B

Biconditional elimination

In symbolic logic, a valid inference in a system of truth-functional rules. The affirmation of one side of the biconditional yields the other. https://youtube.com/shorts/uMxlhHFMMeI?feature=share
B
Biconditional
B
Bhagavadgītā (“Gītā”)
D
Disjunction
I
Impression
B
Best of all possible worlds
B
Biconditional introduction
A
Atomic sentence
E
Empiricist
S
Self-contradictory
View All