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ANALYTIC PHILOSOPHYHistory Of Philosophy
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…
History Of PhilosophyTHE EARLY MODERN PERIOD
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…
PHILOSOPHICAL BOOKS AND TEXT
November 27, 2023

INTRODUCTORY PHILOSOPHY TEXTS

There is no substitute for grappling primary sources. Nevertheless, secondary sources—including scholarly research, literary reviews, historical summaries—are valuable tools. They not only show you how you can begin thinking about…
Logic
November 15, 2023

BASIC LOGICAL SYMBOLS

¬ one-place logical connective read as “not” or as “is not the case” ~ alternative notation for “not” & two-place logical connective read as “and” ˄ and
THE EARLY MODERN PERIODWHAT IS PHILOSOPHY?
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…
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.
PHILOSOPHICAL BOOKS AND TEXT
November 27, 2023

INTRODUCTORY LOGIC TEXTS

There are some fairly firm distinctions between critical thinking and formal (symbolic) logic texts. Whereas critical thinking focuses broadly on argumentation, formal logic is the study of the principles of…
History Of PhilosophyTHE EARLY MODERN PERIOD
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.
History Of PhilosophyTHE EARLY MODERN PERIOD
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.
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 PhilosophyNON-WESTERN PHILOSOPHICAL TRADITIONS
November 15, 2023

MIDDLE EASTERN TRADITIONS

As the Middle East is often called the cradle of civilization, it is also the source of some of the earliest philosophical literature. Much of it is devoted to what…
Philosophy BranchesTraditional Branches of Philosophy
December 12, 2023

LOGIC

Logic is concerned with studying the inferences we make, and the formal languages developed to systematize those inferences. This includes both the proof-theories and semantics for these languages, as well…
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…
Philosophy BranchesTraditional Branches of Philosophy
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…
History Of Philosophy
November 15, 2023

THE SOPHISTS

The Sophists were not a single school but a professional grouping of largely itinerant teachers of rhetoric, philosophy, and legal argumentation. Their importance lies not in any specific doctrines but…

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Terms & Concepts

C

Conjunction introduction

In symbolic logic, a valid inference in a system of truth-functional rules. In a derivation, two statements can be inferred using the conjunction symbol, since a statement governed by the…
P

Principle of induction

The rule that nature is uniform—that is, that the future will resemble the past. https://youtube.com/shorts/3H8Pk0Gkit0?feature=share
L

Liberty

In political philosophy, one’s ability to act without constraint or coercion, or without fear of punishment from others, especially the state. https://youtube.com/shorts/sD7VeSbGNBg?feature=share
C
Communitarian ethic
F
False dilemma
P
Pre-Socratics
E
Existentialism
C
Coherence theory of truth
F
Formal cause
C
Compensatory justice
S
Strawman
A
a posteriori (always with lowercase a)
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