Questions tagged [necessity]

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Are there examples of necessity other than logical necessity?

G. E. M. Anscombe writes the following (page 80): ...[Wittgenstein's] view, expressed at 6.37, that 'there is only logical necessity', and at 5.525, that the possibility of a state of affairs is ...
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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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Are phenomenological essences experiences that occur in every possible world?

Are phenomenological essences the case in every world? I believe they are a priori, but are they necessary and immutable? A stock example of an essence is the extension of white. We seem to ...
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Is anything not proven impossible therefore possible?

Is it a truism that, except for that which is proven impossible, everything is or must be considered possible? If so, why? It seems to me to be an argument from ignorance to say that just because we ...
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Would a first cause exist necessarily, so that absences are uncaused?

Would a first cause exist necessarily? So, let's suppose God is the first cause. Does that mean he necessarily exists? Does He then mean that his effects also exist, contingently or not, so that ...
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Is metaphysical necessity an unambiguous concept, and if so, how do we capture it?

In Nature of Necessity (1974), Plantinga writes: The distinction between necessary and contingent truth is as easy to recognize as it is difficult to explain to the sceptic's satisfaction. ...we ...
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Must an eternal object be uncaused?

Let's say that we grant that item "X" is eternal. By "eternal" we mean that it has always existed and that it always will exist. Because "X" is eternal, does it follow that it MUST be uncaused?
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What is the Lange's viewpoint on laws of nature?

I am just wondering what is the Lange's philosophical perspective on laws of nature and what line of thought he follows in the contemporary debate.