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1answer
156 views

Confusion between deductive and inductive reasoning definitions

The following arguments is always given as a classic example to deductive reasoning: All men are mortal. (First premise) Socrates is a man. (Second premise) Therefore, Socrates is mortal. ...
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2answers
95 views

Is deduction based on induction?

I'm wondering if deduction is in the end based on induction. The problem of induction discovered by the Scottish philosopher David Hume is quite well known. On the other hand, it's commonly supported ...
4
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3answers
202 views

Can all inductive arguments be written as deductive arguments?

Whenever I see inductive arguments being used, it seems as though they can be redone by simply making certain assumptions and rephrasing the argument as a deduction from those assumptions. For ...
0
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5answers
543 views

How do I operate with philosophers if I reject deductive reasoning?

Deductive reasoning is the one that takes premises for granted. I never do it. Therefore I never do deductive reasoning. Well, enough jokes. It is safe to assume that deductive reasoning never should ...
3
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3answers
948 views

Inductive and deductive arguments and mathematical induction

I started reading Paul Teller's A Modern Formal Logic Primer. In the first chapter, the book presents the inductive and deductive arguments with the following examples: The inductive argument: ...
9
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2answers
678 views

Is there a deduction analog to the problem of induction?

Aren't deductive and inductive reasoning equally unjustified? So, inductive reasoning is going from specifics to general, whilst deductive reasoning is going from general to specific. But in deductive ...
5
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1answer
560 views

Why can't uniformity of nature (in principle) be proven deductively?

I've been reading about the problem of induction and I have trouble understanding the argument for nature's uniformity being impossible to prove deductively. Stanford Encyclopedia of Philosophy on ...
10
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3answers
1k views

Are “if smoke then fire” arguments deductive or inductive?

I'm new to philosophy and have a question regarding deductive vs. inductive reasoning: I'm told that "John ate a strange plant in the forest and got sick. Clearly, the plant made John sick." I ...
1
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2answers
283 views

Based on evolution, do we arrive at deductive principles inductively?

If our knowledge of deductive principles is a result of evolution... doesn't this mean that we arrive at deductive principles inductively? Assuming deductive principles are beneficial for survival, ...
2
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1answer
476 views

Is this an inductive or a deductive argument?

Two flowers of the same cultivar were planted in adjacent plots . The first was fertilized with Miracle-Gro and it flourished (2); The second was not and it din't(3) . Therefore , Miracle-Gro ...
0
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3answers
204 views

Is this inductive or deductive?

The fact that we know we have a great great grandfather. Is the reasoning we use for this inductive or deductive?
0
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1answer
151 views

Is logic based on uncertainty the fundamental logic?

Most formal logics are based on certainty, but certainty is only one probability among others, so a logic based on uncertainty and probability should be considered as the fundamental logic from which ...
3
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7answers
13k views

What is the difference between deductive and inductive reasoning?

I have been scouring over the internet in pursuit of a valid elaboration as to the difference between deductive and inductive reasoning, especially when explained using examples. The content that has ...
1
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4answers
4k views

Propositions that are always true, but aren't tautologies?

Consider the following statements: "Snow melts during the day in the Sahara" "A human will die without oxygen" "Photons have no rest mass" These are statements that are always true, not because ...
4
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1answer
265 views

Isnt induction just deduction with an implicit premise?

I have a problem with the distinction between induction and deduction. To me it does not make sense to talk about induction at all. People argue that the following is induction: A_1 is x A_2 is x ...
11
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2answers
1k views

What's the relevance of falsifiability in regards to logical arguments?

Is it reasonable to classify logical propositions that rely on deduction and are non-falsifiable as being inherently not worthy pursuing or does this just applies to inductive reasoning?