Logical Reasoning Flashcards

Understanding Deductive/Inductive reasoning through examples

1
Q

Deductive//Inductive

Q. Sequence from general to specific and Specific to general

3 elements

A
  • General>Cause>Effect/ Cause>Effect>General
  • All Men are mortal+Chanakya is a Man=Therefore, Chanakya is mortal
  • Chanakya is a man+Chanakya is mortal=All Men are mortal
  • All men are mortal+Chanakya is mortal= Chanakya is a Man

Cause is most essential for Inductive /General for Deductive

From G,C deduce E
C,E induce G
G,E abduce C

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2
Q

Theory to specific premises?

A

Deductive

no scope for innovation, conclusion does not go beyond premises

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3
Q
  • Universal means ALL, NO
  • Negative means NO, NOT
  • Particulars means SOME
A

Immediate inference in SQUARE OF OPPOSITION.

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4
Q

Propositions differing in quality and quantity. Affirmative and Negative differ in quality.

A

Sub contrary proposition.

- Contradictories exist in two forms A, O & E and I

Universal affirmative «» Particular negative. Universal negative «»Particular positive. Refer diagram

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5
Q

Contrary opposition
Sub contrary opposition

A

Two universals cant be true together/Two particulars cant be true together

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