Have you ever wondered about the origins of perturbative expansion in quantum field theory? A recent article delves into the history of this fundamental concept, shedding light on its development and significance in the field of physics. As we explore the origins of perturbative expansion, we gain a deeper understanding of how it has shaped our current understanding of quantum mechanics. Dive into the fascinating history behind this key concept and uncover the insights it offers into the world of quantum field theory.

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source: Phys.org