Kastalia Knowledge Management System · Glasperlenspiel template · knot 621
3
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are you sure ? doesn't it follow from einstein's equation E=MC^2 and law of conservation of energy that the battery which contains more energy - which brings me on my e-bike from point A to point B - should have bigger weight than battery which doesn't carry such energy ?
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this knot has no parent — it is a root. 3