12G 



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6582 



Wydler, H[einrich]. Aufgaben fiir 

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Toshiyc, T[akuji]. An application of 

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Yonng, Alfred and Wood, Philip 

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On the group of sign 



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6587 



Young, William Henry. On the 



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Open sets and the theory 



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6590 



The tile theorem. London, 



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The general theory ol" 



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On an txtonfion of the 



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6593 



On a perfect plane set. 



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On a test for non-unifornx 



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Sur lintc'gration des 



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6596 



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Ueber die Eintheilung der 



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