Why does Matlab say these are not equal?
in [Matlab]
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From: Matt Fig on 5 Mar 2010 16:01 One approach: >> A = -.1 + .4 -.1 + .1 A = 0.3 >> B = .3 B = 0.3 >> A==B ans = 0 >> tol = 1e-10; % Define a tolerence >> abs(A-B)<tol ans = 1 |