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Quote of the Day

He who seeks for methods without having a definite problem in mind seeks for the most part in vain.

David Hilbert

Quote Of The Day

Infinity, bitches

So you think you know what is infinity? Or understand it. Well, I thought so too.

Until I came across this.

Watch this, and you will be proved wrong. 251 more words

David Hilbert

David Hilbert, mathematician (1862-1943)
‘We must know. We will know.’
And we will – through mysticism!

Godel (1906-78) demonstrated that certain forms of knowledge (such as axiomatic mathematical models) which depend on a closed system of referents cannot be proved without involving information from outside that system. 112 more words

Mystic

Another Complaint about Modern Macroeconomics

In discussing modern macroeconomics, I’ve have often mentioned my discomfort with a narrow view of microfoundations, but I haven’t commented very much on another disturbing feature of modern macro: the requirement that theoretical models be spelled out fully in axiomatic form. 3,823 more words

Macroeconomics

Hotel Infinity: Quiet Hours

You don’t always want to encounter infinity in a strange hotel:


231 more words

Math

Έντεκα πράγματα που δεν ξέρουμε...

Tου Νίκου Δήμου, Lifo, 26/12/2013

1. Υπάρχει Θεός;

Δεν έχουμε καμία τελεσίδικη λογική απόδειξη για την ύπαρξη Θεού ή Θεών. Όλες οι αποδείξεις καταρρίφθηκαν από τον Κάντ κι έκτοτε δεν αναβίωσε καμία τους (παρά μόνο σε ορισμένα ελληνικά σχολικά εγχειρίδια θρησκευτικών). 51 more words

Φιλόσοφος

Quote of the Day

A mathematical problem should be difficult in order to entice us, yet not completely inaccessible, lest it mock at our efforts. It should be to us a guide post on the mazy paths to hidden truths, and ultimately a reminder of our pleasure in the successful solution.

David Hilbert

Quote Of The Day