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Logic
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…
History Of Philosophy
November 15, 2023

THE ELEATIC SCHOOL

Based in the Ionian colony of Elea (modern-day Velia) in southern Italy, and primarily associated with Parmenides (early fifth century BC) and Melissus of Samos (mid fifth century BC), the…
Modern Branches of PhilosophyPhilosophy Branches
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…
ANALYTIC PHILOSOPHYHistory Of Philosophy
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…
FORMS OF PHILOSOPHICAL WRITINGWriting Philosophy
November 20, 2023

THE ESSAY OF REFUTATION

The essay of refutation takes the position “I disagree.” Its objective is to persuade the reader that the argument of another is false, flawed, unlikely, implausible, or in some other…
History Of Philosophy
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…
CLASSICAL PHILOSOPHYHistory Of Philosophy
November 15, 2023

STOICISM

Founded by Zeno of Citium (334–262 BC), early Stoicism shared many similarities with Epicureanism, including the belief that the world was largely deterministic and that the overall goal of the…
WHAT IS 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…
THE EARLY MODERN PERIODHistory Of Philosophy
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.
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…
THE EARLY MODERN PERIODHistory Of Philosophy
November 15, 2023

THE EARLY MODERN PERIOD

Philosophical thought during the Enlightenment was characterized by a rejection of existing sources of authority. The broadly Aristotelean scientific worldview was undermined by a period of scientific revolution—conventionally beginning with…
Writing Philosophy
November 22, 2023

THE PHILOSOPHICAL WRITING PROCESS

Writing is work, and for many of us, writing is hard work. Writing philosophy adds to this labor an element of intimidation. Whether you are writing an expository—explanatory and descriptive—essay…
NON-WESTERN PHILOSOPHICAL TRADITIONSHistory Of 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,…
Philosophy Branches
December 12, 2023

BRANCHES OF PHILOSOPHY

Philosophy embraces the most ambitious field of inquiry—the universe, including the self and everything both physical and metaphysical. It is impossible to list all the branches of philosophy, which are…
Logic
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…

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Terms & Concepts

A

Atomic sentence

In formal logic, the most basic sentence corresponding to the simplest sentence in ordinary language. An atomic sentence consists of a predicate and the relevant arity. https://youtube.com/shorts/B5RhkwKKk8M?feature=share
U

Uncogent argument

An evaluation term in inductive logic for an argument that is either weak or is strong but has at least one false premise. (See also Inductive argument, Strong argument, and…
G

Grue Paradox

Nelson Goodman’s (1906-1998) argument that every inductive basis supports an infinite number of incompatible predictions: for instance, “all emeralds are green” versus “allemeralds are grue,” where grue means green now,…
O
Omnipotent
I
Incoherent
H
Heteronomy
B
Biconditional introduction
D
Dialetheism
A
Absolute time
E
Existential quantifier
H
Hypothetico-Deductive Method
C
Cause
View All