How was pauli exclusion principle derived ?

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SUMMARY

The Pauli exclusion principle was not derived through a formal mathematical framework but rather deduced from empirical observations in atomic structure. Wolfgang Pauli aimed to explain a phenomenon that had been observed but not understood, leading to the formulation of the principle. This principle is foundational in quantum mechanics, influencing the behavior of fermions and the structure of atoms.

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mraptor
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How was Pauli exclusion principle derived ?
Experimental ? From some other physical formula ? Which ?
From some other principle ?

thanx
 
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Pauli sought to explain a previously purely empirical phenomenon in atomic structure... but he was doing this against a background of studying a range of related phenomena.
http://en.wikipedia.org/wiki/Pauli_exclusion_principle#History
... this is one where the observations came first. It wasn't derived so much as deduced.
 

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