Henry Ernest Dudeney eBooks
eBooks di Henry Ernest Dudeney
Amusements in Mathematics. E-book. Formato PDF Henry Ernest Dudeney - Forgotten Books, 2017 -
In-issuing this new volume Of my Mathematical Puzzles, Of which some have appeared in the periodical press 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 puzzles that have interested the world for generations, where I felt that there was something new to be said about them, the problems are in the main original. It is true that some Of these have become widely known through the press, and it is possible that the reader may be glad to know their source. On the question Of Mathematical Puzzles in general there is, perhaps.
The Canterbury Puzzles and Other Curious Problems. E-book. Formato PDF Henry Ernest Dudeney - Forgotten Books, 2017 -
I have also provided — what was clearly needed for reference an index. The very nature and form of the book prevented any separation of the puzzles into classes, but a certain amount of classification will be found in the index. Thus, for example, if the reader has a predilection for problems with Moving Counters, or for Magic Squares, or for Combination and Group Puzzles, he will find that in the index these are brought together for his convenience.