EngliSea > M > math > Litionary > π
 
○○○ bubonic ⪢⪢
→ quarantine
1717#20583 SIBLINGS CHILDREN 20583
 
Songs in Easy English
 
○○○ Christoph Grienberger ⪢⪢
1717#15831 SIBLINGS CHILDREN 15831
 
○○○ Francois Viete ⪢⪢
1717#14382 SIBLINGS CHILDREN 14382
 
○○○ Ludolph van Ceulen ⪢⪢
→ quintillion, quadrillion, trillion
1717#14755 SIBLINGS CHILDREN 14755
 
π
#math
1717#13421 SIBLINGS CHILDREN 13421

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