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Subsection 3.1.5 Ludwig Boltzmann

Years: 1844-1906
Citizenship: πŸ‡¦πŸ‡Ή Austrian
Core Contributions:

Before and After Boltzmann: From Mysterious Variable to Profound Understanding.

Before Boltzmann, entropy \(S\) was an esoteric-like thermodynamic quantity. He was able to frame this headache of a physical quantity as a combinatorial statement rooted in basic counting and leveraged the fact logarithms have the property that
\begin{equation*} \log{\Omega_A \times \Omega_B} = \log\Omega_A + \log\Omega_B \, . \end{equation*}