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Whether it's a window box of homegrown saffron, your very own kiwi vine or a mini green tea plantation on your patio, TV botanist and best-selling author James Wong proves that 'growing your own' can be so much more exciting than spuds, sprouts and swede.

Breaking free from the 'dig for victory' time warp of allotment staples, James reveals the vast array of 21st century crops that will flourish outdoors, even in our blustery North Atlantic climate - no greenhouse necessary. From goji...

Numerical analysts and computer operators in all fields will welcome this publication in book form of Cecil Hastings' well-known approximations for digital computers, formerly issued in loose sheets and available only to a limited number of specialists. In a new method that combines judgment and intuition with mathematics, Mr. Hasting has evolved a set of approximations which far surpasses in simplicity earlier approximations developed by conventional methods. Part I of this book introduces the collection of useful and illustrative approximations, each of which is presented with a...

Numerical analysts and computer operators in all fields will welcome this publication in book form of Cecil Hastings' well-known approximations for digital computers, formerly issued in loose sheets and available only to a limited number of specialists. In a new method that combines judgment and intuition with mathematics, Mr. Hasting has evolved a set of approximations which far surpasses in simplicity earlier approximations developed by conventional methods. Part I of this book introduces the collection of useful and illustrative approximations, each of which is presented with a...