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Secrets of Mental Math [The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks]
Другие научные, Математика

Secrets of Mental Math [The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks]

Год: 2006
полная версия

These simple math secrets and tricks will forever change how you look at the world of numbers. Secrets of Mental Math will have you thinking like a math genius in no time. Get ready to amaze your friends—and yourself—with incredible calculations...