Thanks @drifter1. Yes this is written by myself. The picture is from my old channel at Facebook „PhysicalTheory“ and „Physikfakten“. Now I want to find some community here with informations like this.
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Thanks @drifter1. Yes this is written by myself. The picture is from my old channel at Facebook „PhysicalTheory“ and „Physikfakten“. Now I want to find some community here with informations like this.