Logical positivism and quantum physics came out of the same time and place: the Vienna Circle and Berlin Circle both formed in the 1920s, the same decade Heisenberg and Schrödinger (who were German and Austrian, respectively) first developed full-blown theories of quantum physics. This is not a coincidence, but it’s not a conspiracy either. There were hazy ideas floating around the intellectual culture in their shared time and place that may have contributed to the ideas of both the early positivists and the first quantum physicists. But there were definitely specific common inspirations for
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