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25 views

Would this be an invalid or valid argument?

All mathematical truths are knowable. All mathematical truths are eternal. So All that is knowable is eternal.
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2answers
30 views

Max Tegmark's Mathematical Universe

Max Tegmark believes the universe to be a mathematical structure, and he further claims any mathematical structure with self-aware substructure will perceive itself in a physical world. What exactly ...
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0answers
5 views

Point Paradox as Grounding for Awareness as Assumption

Does this argument make sense? The most universal of all assumptions is the simple point. The point is the most universal of assumptions because it is an extension of the observer. We assume with no ...
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2answers
16 views

A deontic premise that leads to a necessity from a permission

I wanted to devise some rules for myself, then formulate those rules using formal symbolic logic, and one of the rules that I have set for myself is : "Do not say what is unnecessary", in other words :...
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1answer
15 views

((P=P)=(-P=-P)) -> negation of (P or -P)

True or False and why? Forgive the lack of clearer notation, this was typed on an ipad. P equals P is equivalent to -P equals -P, which is further equivalent to P = -P considering both P and - P ...
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0answers
29 views

Can we really learn anything?

After some reading of Kritik der reinen Vernunft by Kant, I laid down on the warm soft bed of knowing there are 'absolute truths' about the world. If one wants an example from the sciences, one ...
0
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1answer
30 views

Why is it argued that an argument has one and only one conclusion?

Why can't an argument has more than just one conclusion? If we assume some premises and we assume them to be true, than by some inference rules we are sometimes able to deduce more than just one true ...
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0answers
10 views

How do transactions of apprehension become 'a tempori' rather than 'a priori' and/or 'a posteriori'?

Epiphenomenology of perception cannot be equivalent to all syntactical propositions at an immanent level. When we discard immersing ourselves in propositional contradictions, we are virtually standing ...
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1answer
17 views

Could hypothetical imperatives be fictions?

Hypothetical imperatives are practical imperatives that show how to achieve some goal. An example from wikipedia is: "I must study to get a degree." I believe they are part of Sellar's "manifest ...
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2answers
29 views

What are some key differences between an argument in logic and a theory in mathematics?

Both are composed from rules and assumptions which enable us to deduce other inevitable truths that results from these rules and assumptions, right?
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1answer
11 views

What fallacy is arguing from something being more X to it being completely X?

What fallacy is arguing from something being more X to it being completely X? An example to illustrate: The sea is more blue than the sky, so the sea is just blue, has no red etc. It could be ...
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3answers
43 views

Is it true in some sense that the only “truth” people are capable of knowing is the “truth” that they assume to be true?

What are some viewpoints on the following assertion in philosophy and logic? Anything people argue to be true is only their assertion based on some axioms or premises which they assume to be true (...
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0answers
26 views

Is this valid in first-order modal logic?

(∀x)(∀y){(xEy) --> (∀z)[Tz --> (C(x,z)Ey)]} (Premise) {(∀y)[Ty --> (∃x)(Tx & xEy)]} --> {(∀y)[Ty --> (∃x)(Tx & xEy & ◻(Tx --> Ty))]} (From (1)) I'm trying to work this out in a quantified ...
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3answers
335 views

Sum ergo cogito?

Following Descartes but in the opposite direction: I exist. Something has made the assertion in the previous sentence and must have thought it to do so. Therefore my thoughts exist. Combining with ...
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1answer
31 views

What does object oriented philosophy say about commodity fetishism?

What does object oriented philosophy say about commodity fetishism? I thought the essence of fetishism was how, in his alienation from the means of production, what we are and make seems to become ...
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0answers
18 views

Where did Nietzsche say he was not the overman?

Where did Nietzsche say he was not the overman? I know that Zarathustra does too, but seems to be. I'm interested because I can't easily conceive of a more thorough nihilist, at least without AI ...
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1answer
48 views

Why are you doing something in a certain situation? [on hold]

*You should have a driving license in order to answer this question, though it is not necessary for you to be able to answer it" You are given the picture below. The question goes: "Why are you ...
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2answers
44 views

Does infinity imply uncertainty? (Or the other way around?)

This is a follow on question from my question here Consider the hypotenuse of a right angle triangle where the opposite and adjacent sides both have length 1. The hypotenuse has length sqrt(2)... ...
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6answers
80 views

Trichotomy in philosophy

In many philosophical works and ideas*, it seems like the number 3 gets a major, unexplained emphasis (mostly as a trichotomy). One of the major ideas that uses trichotomy is the Thesis-Antithesis-...
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4answers
670 views

Why is there so little discussion / research on the philosophy of precision?

I was thinking the other day about the difference between rational and irrational numbers, and wondering whether the distinction between them is created by leaving out discussion of precision. So for ...
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0answers
49 views

Does Barrow and Tipler's “anthropic principle-multiverse” entail the existence of all logically possible universes?

I've read several texts that indicate that the anthropic principle (applied to cosmology, and more specifically, to the multiverse) yields the existence of all logically possible universes (most like ...
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1answer
49 views

What is the procentual probability that we live in the objective reality independent of our consciousness rather than in some virtual reality?

I am aware than it is impossible to prove anything in real life. Therefore we can't prove that the picture of the reality we are percieving through our senses is a subjective picture of an objective ...
2
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1answer
72 views

Poincare says we are born geometric or arithmetic thinkers. Which was Grothendieck and why?

Poincare proclaims that the mathematical continuum originates from the sensible intuition and that intuition by pure number or logic alone could not have given us this notion. Intuition by pure ...
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0answers
36 views

Utilitarian justification of unconsented sex [on hold]

The Bus Driver, and the Nun.(https://www.reddit.com/r/Jokes/comments/1827os/the_bus_driver_and_the_nun/) A man gets onto a city bus and sees an attractive nun. Wanting to have sex with her, he goes ...
2
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0answers
35 views

What does Ted Honderich's attitudinism mean for moral responsibility?

I was doing some research into compatibalism, incompatibalism, and its implications for moral responsibility, and came across Ted Honderich and his 'attitudinism'. He looks at compatibalism and ...
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1answer
17 views

Who was profiting when Nietzsche said “if he is immodest enough to wish to profit those whose spirit and will are concealed…”?

Nietzsche said this (as found here): "It seems to me that a human being with the very best of intentions can do immeasurable harm, if he is immodest enough to wish to profit those whose spirit and ...
2
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0answers
37 views

How does contemporary analytic philosophy reply to the late Wittgenstein's injunction against theory?

In the In Our Time episode on Wittgenstein philosopher Ray Monk says the following: It's a central view of the later Wittgenstein that there can be no such thing as a philosophical theory. I think ...
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0answers
47 views

Uncertainty and evidence

Under uncertainty, precise probability cannot be assigned, see my other question: How valid is assignment of probabilities when evidence is totally lacking, as in Pascal's Wager? In this case, either ...
1
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1answer
35 views

Has the manifestation of ideas been explored before?

I'm trying to figure out whether the manifestation of ideas has been explored before. It's similar to Richard Dawkin's concept of memes, but I'm not quite sure if it is the same. Suppose an ...
3
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2answers
110 views

Did physicist Max Born think that mathematical structures are platonic entities?

It seems that prominent physicist Max Born (https://en.wikipedia.org/wiki/Max_Born) believed in some kind of Platonism. We can infer this, for example, from the book "The Innermost Kernel" (https://...
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1answer
55 views

Do Nietzscheans think not lying to yourself has intrinsic value?

Do Nietzscheans think not lying to yourself has intrinsic value? It's just a guess, that they might, even though Nitezsche claimed "everything is permitted". I don't think it works completely in the ...
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2answers
94 views

What do we mean by “impossible” when we say “morality does not require doing the impossible”?

"Morality does not require us to do the impossible" has long been an axiom in ethics, but the definition of "impossible" seems to be vague when we examine some extreme cases. For example, silly ...
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0answers
31 views

Quine's perspective on laws of nature

I am studying Lewis and his best system account of laws of nature so I am wondering what is Quine's viewpoint on laws on nature and if his perspective is similar to the lewisian one.
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0answers
25 views

Humean supervenience and Quine

I am wondering if Quine would adopt the Lewis' Humean supervenience theory to make sense of probability. Quine is a subjectivist about probability (even though regarding probability in QM he thinks ...
2
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1answer
147 views

How do you measure circular reasoning? [on hold]

How do you measure circular reasoning?
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0answers
29 views

Hegel's Master and slave dialectic interpretation

Hi I am not sure wether my interpretation is correct. Could someone please correct this if they see any mistakes in it. Hegel's master/slave dialectic 1) Starts of with a self consciousness, the ‘I ...
-1
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0answers
38 views

What is Our Existence?

can someone help me understand these 3 statements about our existence.. Our Existence is Social Our Existence is non existence through the others Our Existence is non existence for one another I ...
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2answers
53 views

What is the relationship between experience and science?

Say a farmer tries a new method on farming, and he realizes that this method makes all of his plants die. The next season, he tries again, with experience from the last season, he modifies the method ...
-1
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0answers
91 views

Divine simplicity vs. divine aseity

Although the concept of divine simplicity is so poetic that I almost wish I could believe it, as it turns out, I can't believe it. Here's my argument: [Assumption for reductio] The creatrix is a se ...
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2answers
50 views

Can someone define Strauss's “natural right” for me

I am doing some reading on Strauss and Strauss related things and having a hard time getting my head around what exactly is meant by "natural right", as well as "positive right" by contrast. I ...
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0answers
41 views

Is there a word like Gaia, but to refer to the people of the world?

Is there a word like Gaia, but to refer to the people of the world rather than the entire biosphere? It might be the "Human Race" or the "Human Species", but I am thinking in conceptual terms or ...
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2answers
94 views

What are some popular theories/opinions in philosophy against the certainty placed on the laws of logic and its results?

What are some popular theories/opinions in philosophy against the certainty placed on the laws of logic and its results? You would think philosophers wouldn't ever criticize or try to debunk logic ...
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0answers
32 views

Is this an argument about the world or about human cognition?

This is a question about a thesis I have encountered regarding the relation of abstract mathematics ( Category Theory in particular ) with reality and the nature of human cognition. The argument goes ...
2
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1answer
43 views

Are there any notable works that touch on pursuing a moral good that is likely futile?

I'm slightly at a loss for the correct terminology and context here.. Apologies if the question isn't all that precise. It is relatively uncontroversial to state that if someone identifies a morally ...
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1answer
62 views

The electron and the superego [on hold]

Neptune’s’ detection was based on observation of Uranus. The new planet could be observed using the same instruments as used to observe Uranus. It thus manifested itself on the same level as Uranus. ...
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1answer
31 views

Extent of hypotheticals in applied philosophy?

It is not uncommon to find a huge emphasis on thought experiments in applied philosophy. Much of the hypotheticals thrown around in applied philosophy are usually an extreme hypothetical similar to ...
-1
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1answer
48 views

Are paradoxes logical? [on hold]

Is there any logic in a paradox? Example: Everything I say is a lie. This statement is false. What is better than eternal bliss? Nothing. But a slice of bread is better than nothing. So a slice of ...
3
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3answers
646 views

What is the difference between a premise and an assumption in logic?

It seems to me that an assumption is an untold premise in my argument. Is it right?
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0answers
20 views

Why there is no suberogation function?

Going off the definition of logical validity that depends on true premises going to true conclusions, there is no imperative logic. However, it seems that some "imperative arguments" look regular ...
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0answers
13 views

Application of Epistemology to Robotics or other machine-based “exploration” systems?

So, as epistemology is the main branch of philosophy dealing with knowledge, it would be reasonable to assume that (multiple) people tried to apply ideas from it to practical knowlegde-accumulating ...

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