Sudoku & sifferpussel
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Don Quixote is a Spanish epic novel by Miguel de Cervantes. Originally published in two parts, in 1605 and 1615, its full title is The Ingenious Gentleman Don Quixote of La Mancha …
Strange happenstances and chance encounters have puzzled us for centuries. This fun and fascinating book takes readers on a journey through the mathematics behind coincidences both …