Structure of thought
The logical principles
The syllogism
Fallacies
Modern logic
100

The mental process through which some particular qualities are mentally separated.

The Abstraction

100

Is the relationship between two or more propositions that leads to a conclusions

Inference

100

Type of logic developed by the Greeks in the Roman empire, as well as by the Europeans in the Middle age.

The classical logic

100

Fallacy that consist in generalizing from very few observed cases.

False generalization

100

Is a artificial and helps us to recognize the elements of the arguments in the modern logic.

The languaje

200

Is the intellectual capacity that is responsable for interrelate different views to solve problems


The reasoning

200

Is a type a of inference, that start from various observations about the same fact, and the conclusion is a statement that can be generalized. (particular to general)

Inductive inference

200

Type of proposition denominated all S is P (Universal Affirmative)

Type A

200

Consist of the use of force to impose a vision or opinion.

Appeal to force (argumentum ad baculum)

200

This logic deals with analyzing formally valid reasonings based on their propositions. 

Propositional logic

300

Is the mental representation of an object, comes from the latin conceptum.

The concept

300

Leads to necessary conclusions; part of the facts and absolute security, (general to particular).

Deductive inference

300

Type of proposition that denominates some S is P (Affirmtive Particular).

Type I

300

Referring to any condition of the person who issues and opinion and ignoring the content of what he says.

Attack to the person (argumentum ad hominem)

300

Focuses on the relatioship between a quantity and the propositions, distinguishing between individuals and their predicates.

Quantificational logic

400

Is the relationship that exits between two or more concepts. 

The Judgement

400

The principle that indicates that the inferences must have the same and unique meaning throughout them.

Principle of identity

400

Is the predicate of the conclusion. Generally This premiss is presented first.

The major premiss

400

It occurs when an idea or argument is not analyzed but is taken for granted as correct and valid for having been isued by a person with supposed recognition on the subject

Appeal to authority (ad verecundiam)

400

Is focuses on indicating the belonging or non-belonging of an element within a set. It is very frequent its use for the formulation of scientific models.

Class logic

500

Reasoning by which an idea is demostrated or justified

 The Argument

500

It tells us that by having two statements that contradict each other. A statement is affirmed or denied; there is no third possibility.

Principle of excluded middle

500

Is the subject of the conclusion.

The minor term
500

Is when in an argument, one of the premises is again and again established as a conclusion, and then conclusion is changed to one of the premises.

Petition of principle 

500

He discovered the moder logic in the nineteenth century

George Boole

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