SINOPSIS DEL LIBRO

In issuing this volume of my Mathematical Puzzles of which some have appeared in periodicals and others are given here for the first time I must acknowledge the encouragement that I have received from many unknown correspondents at home and abroad who have expressed a desire to have the problems in a collected form with some of the solutions given at greater length than is possible in magazines and newspapers Though I have included a few old puzz...Seguir leyendo