Logic5

General Notion on Inference Signifies any process by which the mind proceeds from one or more propositions to other propositions Signifies the operation by which the mind gets new knowledge by drawing out the implications of what it already knows

General Notion on Inference Inference can either be ANTECEDENT or CONSEQUENT ,[object Object],[object Object],e.g. Smoke is pouring out of the windows; the house must be on fire .

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],e.g. All men are mortal; but you are man; ergo you are mortal

[object Object],[object Object],[object Object],[object Object],e.g. All men are mortal; but you are man; ergo you are mortal e.g. No Dog is a cat; ergo no cat is a dog ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],2. Obversion 3. Contraposition 4. Inversion

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],e.g. All men are mortal but Peter is a man; ergo Peter is mortal. e.g. This ruminant (cow) is cloven-hoofed, this antelope, and goat are cloven-hoofed…ergo all ruminants are cloven-hoofed.”

Thanks a lot folks for listening!

Logic5

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