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2answers
89 views

How our brain can trick us when me and my brain are possibly the same?

I was discussing with my friend and we were talking about how brain can trick you to do or not to do something. And it begs this question : Why do psychologists state this theory like we are ...
1
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1answer
40 views

Is double negation always applicable to commitments?

If I commit to X, am I always committing to not ~X? In classical propositional logic, double negation always the same as not negating at all. I'm curious if this principle applies to commitments. ...
0
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0answers
31 views

Why does Williams quote Napoleon calling Rouseau a madman?

In truth and truthfulness, Bernard Williams spends quite some time discussing the life of Rousseau, including his apparent inauthenticity. At one point, he Williams briefly gets into his relation to ...
2
votes
1answer
126 views

What if Euthyphro gave the opposite answer?

As part of a course I am taking, I was asked to continue the dialogue Euthyphro as if Euthyphro had given the opposite response to Plato's famous question: Is the pious loved by the gods because it ...
2
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1answer
133 views

Why has modern physics not permeated throughout all of philosophy?

Modern physics seems to agree that both time and space are not really fundamental - they are emergent properties. This is articulated well in the IEP article on time. However, it seems that much of ...
2
votes
1answer
207 views

Is it possible that philosophical problems arise because of confusions on our language?

People ask: "Who am I" or "What is a matter" but: Is it possible that those questions arise because of confusions in our language? The questions seem intangible and hugely based on the luxuries that ...
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2answers
100 views

Does life have a natural or supernatural origin? [closed]

Let us define natural as "can be observed in nature", supernatural as "cannot be observed in nature". Virtually everyone today believes that all life had to have arisen from nonliving matter. A point ...
1
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2answers
114 views

How to resolve this argument against possibility of change?

Let's say that some being A is changed to being B (example: lion burned to ashes, cold metal turned to hot metal, etc.). Thesis. It is impossible that being A is changed to being B. Proof. Suppose ...
-1
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1answer
93 views

The best definition on what is moral/good [closed]

In my view, the history of humanity is filled with individuals who have proposed systems from which morality, or what is good, is defined. Such systems range from a person claiming to be the moral ...
4
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1answer
321 views

How valid is assignment of probabilites when evidence is totally lacking, as in Pascal's Wager?

The SEP article discussing Pascal's Wager states, Premise 1 presupposes that you should have a probability for God’s existence in the first place. However, perhaps you could rationally fail to ...
1
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0answers
28 views

Did Carnap propose some kind of Modal Realism?

I have read in several pages that Rudolf Carnap, just as David Lewis (The creator of Modal Realism philosophical hypothesis) proposed that every logical proposition exists as a universe But is this ...
1
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5answers
164 views

If each of our thoughts is entirely determined by the brain, can there be free will or a soul?

Supposing that every single thing that exists in our mind is due to the brain, and supposing that each and every decision we have is determined by our neurons, can there be free will? How? If ...
1
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1answer
43 views

Why is Plato's visible world said to be Heraclitean and Plato's intelligible world said to be Parmenidean?

I have been learning about Plato's Theory of Forms, and I have read that Plato's visible world is Heraclitean, and Plato's intelligible world is Parmenidean. I think I understand the parallel between ...
-2
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2answers
262 views

Can incompleteness be eliminated by redefining the notion of a formal system? [closed]

The ONLY reason that we know that "cats are animals" and "2 + 3 = 5" are true is that these are defined to be true. The entire body of conceptual knowledge works this same way: Expressions of language ...
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3answers
82 views

What is conditional probability? [closed]

I need help understanding conditional probability. I was reading an answer here which talks about conditional probability. But, frankly I do not know what it is.
1
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1answer
32 views

Name of book series with interlocking cover designs

I am looking for the name of a series of philosophy books each volume of which introduced and summarized the work a well-known philosopher or other literary figure. I believe the series was published ...
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0answers
41 views

What is the name of the fallacy where acknowledging an issue is confused with actually addressing the issue?

A few days ago an artist came to present his work to our class. At the beginning of his presentation he said "I know cultural appropriation is a very loaded topic, and it occupies my mind often" as ...
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2answers
91 views

Are formal sciences rationalistic and natural sciences empiricist?

As the title say, are the formal sciences (mathematics, logic, etc) fundamentally rationalistic while the natural ones (chemistry and physics) fundamentally empiricist? Physics, Chemistry, and ...
0
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0answers
60 views

Is the main idea behind Sartre's existencialism self-contradictory?

If there is no human nature, then that would be one nature - every woman and every man would need to create their identities. Besides, scientific genetics can bear diversity between people.
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2answers
21 views

How to use use the Fitch System to prove (¬p ⇒ q) ⇒ ((¬p ⇒ ¬q) ⇒ p)?

I'm getting a bit stuck in a tailspin on this one. I'm quite new to logic. I'm not sure how or when we use negation to get P. How then does that connect to (¬p ⇒ q) ⇒ ((¬p ⇒ ¬q)?
2
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0answers
51 views

Should Bergson be described as an individualist?

It's claimed that Bergson's "intuition of pure duration" is the "highest and most valuable form of human experience": is this an individualist or collectivist good? I'm asking because I'm interested ...
1
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2answers
101 views

Philosophical papers based on modern cosmological theories

Einstein's theory of relativity was the big ground breaking discovery of the 20th century, and one of the most influential of all time. He laid the foundations not only of all the physics and ...
1
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1answer
80 views

Occam's razor and the Multiverse Hypotesis

Occam's razor or the principle of ontological parsimony, tells us that, placed before two hypotheses, we should always consider the simpler of the two to be correct. Obviously this is not a universal ...
0
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0answers
105 views

If competition drives men, what drives women? [closed]

Generally speaking, men live to compete, I would say. Put two men in a room and soon enough they will arm wrestle to see who is the top dog. Or they try and compete mentally such as through a game of ...
2
votes
1answer
100 views

How do proponents of finitism respond to the claim that their position is “dubiously coherent”?

Michael Dummett writes (page 349) Since primality is decidable, the statement that any particular natural number is prime must be determinately either true or false, since the decision procedure, ...
1
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1answer
115 views

I don't understand Parmenides's argument for why we can't think about what doesn't exist

I have been learning about Parmenides, and I don't think I am correctly understanding his argument for why we can't think/speak about things that don't exist. I tried to apply his logic to a ...
1
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4answers
169 views

Is participating in democracy ethical?

I have been pondering this question for the past few days and have come up with this short argument to support the ethical value of abstinence from participation in a democratic system. If we are all ...
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0answers
68 views

What is a dog? (or car, city, etc)

background: I recall in my undergrad linguistics class being given the prompt "What is a dog?" The key takeaway is that one can remove almost any single trait (e.g. has four legs) and still have ...
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2answers
114 views

Does a two-way infinite time imply that every event is recurrent?

If time were to be infinite in both the past and the future, does that mean that every event must occur an infinite number of times? If time is only infinite in one direction, it is easy to see how ...
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0answers
19 views

David Lewis and naturalism

I am studying Lewis and I am wondering what are the cornerstones of his philosophical perspective. In particular, I am wondering if Lewis is a naturalist like his supervisor Quine.
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0answers
68 views

Why does Elon Musk say we almost certainly live in a simulated reality?

When Morpheus from the Matrix tells us about why the machines use human body heat together with some sort of fusion in order to derive energy, why didn't the machines simply use nuclear, fusion, ...
1
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0answers
28 views

Philosophic current in this excerpt of Ask the dust

I read Ask the dust by John Fante. The following is an excerpt from the book. It is right after Arturo went to Vera Rivken's place and feels guilty for having slept with her. My question is: what is ...
1
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0answers
22 views

Preference Utilitarianism with regards to humans and animals

I am not in depth familiar with the theory of preference utilitarianism, so this might be a complete misunderstanding of the principle. But nonetheless there are a few things that I can not gasp under ...
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3answers
115 views

Is contrast necessary to existence?

e.g. For high to exist there must be low. .For fast to exist there must be slow. .For good to exist there must be bad. .For love to exist there must be hatred. [Love is expressed as it ...
0
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1answer
45 views

Can Fallibilism itself be fallible?

It says: from IEP Fallibilism tells us that there is no conclusive justification and no rational certainty for any of our beliefs or theses. So, I am just applying fallibilist theses to ...
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2answers
58 views

Given premise ~(P↔Q) how can one derive (~P↔Q) using Fitch?

Given premise ~(P↔Q) derive (~P↔Q) using Fitch-style natural deduction. I thought of simplifying the premise but I am still not able to find an answer. Can someone please help me?
1
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2answers
180 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. ...
2
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3answers
69 views

Popper on probability

I cannot understand how and why Popper rejects the idea of a theory being "probably true". If a theory can be -more likely- than another (as he states), it means that a theory is more likely to be ...
3
votes
0answers
95 views

Using differential equation to estimate epistemological growth constant

I found some tweets (1,2) describing a philosophy paper as follows: I came across this paper from the academic journal of philosophy that tries to solve a differential equation for an ...
-1
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1answer
55 views

Honestly have no Idea how to prove A v ¬¬B from A v B (LPL Q. 6.18)

Premise A v B Goal A v ¬¬B Please help. It seems so self evident but I don't know how to get there.
3
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6answers
940 views

Is art a form of communication?

I recently got into a discussion where the other person claimed that art is a form of communication. Bearing in mind that the definition of art is disputed, did any philosophers argue that a work ...
-2
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1answer
122 views

Suppose there's more to metaphysics than what is true: then so what? [closed]

Suppose there's more to metaphysics than what is true: then so what? Can it be shown that reality is not exhausted by what is true about it: which philosophers have tried to do so? What is reasonable ...
32
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17answers
13k views

How does mathematics work?

If I am given a parking lot with ten thousand cars and I want to determine whether one of the cars is orange, the only way I can do this is go through the parking lot examining each car until I find ...
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0answers
43 views

How is “pointing out whataboutism” a form of tu quoque fallacy?

In the Wikipedia article, whataboutism is defined as a tu quoque fallacy, yet later on it is said that the accusation itself is a form of tu quoque fallacy. How so? Christian Christensen, Professor ...
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2answers
32 views

In First-Order Logic, can you deduce an existential quantifier purely from other existential quantifiers?

Let's say we have: ∃x(Fx → Gx) and ∃xFx can we deduce ∃xGx? I've been throwing myself at this problem for days and every time it just seems like the entire enterprise is flawed. Existential ...
4
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0answers
141 views

How would a theist answer this argument against heaven?

Some, if not most, theists assert that time exists in heaven. How can this be? If time is at all based on physical laws (spacetime, emergence, etc.), it won't be able to exist as it does currently in ...
2
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0answers
35 views

Different ways of interpreting propensities

I am studying the propensity interpretation of probability and I am wondering if propensities are irreducibly intensional or if there is a possibility to interpret them in an extensional way. Could ...
1
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2answers
198 views

Transcendental and non-transcendental god and objectivism

Objectivism rejects transcendence as it is not part of the objective world that exists and which we can explore. But what if we put time in this equation? As we see through the years, many phenomena ...
0
votes
1answer
27 views

How do you prove (p => q => r) => (p => q) => p => r using the Fitch system?

I'm quite new to logic. Thank you for taking the time to review this post. I tried the following and got to the conclusion I wanted but I was never able to prove the statement.
1
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1answer
39 views

If entities are all that IS [entities = being], isn't Heidegger's claim that being is something “extra” incongruent?

I saw that there's already a question about this but the emphasis was on what could being be if not an entity. Heidegger thinks of Being as something "extra", a priori, to entities. I'd like to ...

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