LOGIC AND KNOWLEDGE

Fallacies

wrong
arguments

Since the students
have no questions
concerning the topics
discussed in class, the
students are ready for
a test.

Concept

the mental
representation
of an object

its the simplest
element of thought

dog,car,book,
clothes,etc.

Reasoning

Deductive Reasoning

Inductive Reasoning

Syllogism

Classical logic

in ancient
times was
described
as deductive
reasoning

of three
propositions
two of them
correspond
to the premisses
and third, which is
necessarily inferred
from these two,is
the conclusion

Judgement

An opinion based on values, beliefs or philosophical concepts

No more than 20
students should
be enrrolled in
any english
class

Modern Logic

A strong relationship with mathematical and symbolic language.

Its artificial and hepls us recognize the elements of arguments to determine their validity.

A deductive reasoning, whose structure consists of three prepositions

The prepositions of a syllogisms are categorical, can be affirmative or negative, and are composed of quantifiers.

Proporstional logic

Class logic

Quantificational logic