| Kazimierz Twardowski (Link) | ]|[ | Ernst Leonard Lindelöf | ||||
| PhD Universität Wien 1891 | ]|[ | PhD Helsingin Yliopisto(♠)1893 | ||||
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| Stanisław Leśniewski (Link) | ]|[ | Kalle Väisälä (Link) | ||||
| PhD University of Lwów 1912 | ]|[ | PhD Helsingin Yliopisto(♠)1916 | ||||
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| Alfred Tarski (Link) | ]|[ | Kustaa Inkeri (Link) | ||||
| PhD Uniwersytet Warszawski 1924 | ]|[ | PhD Turun Yliopisto(♣)1946 | ||||
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| Andrzej Mostowski (Link) | ]|[ | Arto Salomaa (Link) | ||||
| PhD Uniwersytet Warszawski 1938 | ]|[ | PhD Turun Yliopisto(♣)1960 | ||||
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| Zofia Adamowicz (Link) | ]|[ | Magnus Steinby | ||||
| PhD Uniwersytet Warszawski 1975 | ]|[ | PhD Turun Yliopisto(♣)1969 | ||||
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| Saeed Salehi | ]|[ | Saeed Salehi (Link) | ||||
| PhD Inst. Math. PAN(♦) 2002 | ]|[ | PhD Turun Yliopisto(♣)2005 |