Ludwig Boltzmann At the tomb of Ludwig Boltzmann which bears as his epitaph the entropy equation "S = k * log W" — at Vienna Central Cemetery, 24 May 2014 < Kula Pillay Valentin Mičić > Ludwig Boltzmann At the tomb of Ludwig Boltzmann which bears as his epitaph the entropy equation "S = k * log W" — at Vienna Central Cemetery, 24 May 2014