Was ist ein Quadrat? #mathe #geometrie #phheidelberg
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0:48
Minimalismus bei Definitionen
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17:48
Wie hoch ist der Kegel? – Geometrie Rätsel
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31:33
O Mais Antigo Problema Não Resolvido da Matemática
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24:49
Das ukrainische Fegefeuer
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33:42
Mythos oder Mathematik? Was der goldene Schnitt WIRKLICH ist!
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18:25
A Pergunta do SAT que Todos Erraram
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23:39
O movimento divino de Bobby Fischer leva o mundo inteiro do xadrez ao colapso! | "Jogo do século"
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22:07