Understanding C++ Expression Templates - Angelika Langer
Understanding C++ Expression Templates - Angelika Langer
Understanding C++ Expression Templates - Angelika Langer
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5The RecursionRecursive definition of Root::root:template struct Root {static const size_t root =Root::root;static const size_t mean = (Low+High)/2;static const bool down = ((mean*mean)>=Size);};Root => Rootmean = (1+10)/2 = 5down = (5*5>=10) = true© Copyright 1995-2000 by <strong>Angelika</strong> <strong>Langer</strong>. All Rights Reserved.http://www.<strong>Angelika</strong><strong>Langer</strong>.com(9)last update: 11/7/2005 ,21:37End of the RecursionRoot => Rootmean = (1+5)/2 = 3down = (3*3>=10) = falseRoot => Rootmean = (4+5)/2 = 4down = (4*4>=10) = trueEnd of recursion:template struct Root{ static const size_t root = Mid; };© Copyright 1995-2000 by <strong>Angelika</strong> <strong>Langer</strong>. All Rights Reserved.http://www.<strong>Angelika</strong><strong>Langer</strong>.com(10)last update: 11/7/2005 ,21:37