On 02.10.2018, at 20:31, Samuel Gougeon <[email protected]> wrote: > > Le 02/10/2018 à 18:37, Adelson Oliveira a écrit : >> Hi, >> >> In scilab 6.1, I've noticed that the array >> >> [8.9:0.2:9.9] does contain 8.9 and 9.9, >> >> but the array, >> >> [-5.1:0.2:5.1] >> >> does not contain the last element 5.1! >> >> find([-5.1:0.2:5.1] == 5.1) = [] >> >> Why is that? >> >> Isn't it a bug? > > We have > --> a = -5.1:0.2:5.1; > --> delta = a($)+0.2-5.1 > delta = > 8.882D-16 > > --> delta/5.1/%eps > ans = > 0.7843137 > > So, computing the next value leads to 5.1 but with an excess within the > epsilon machine. > Because of this excess, this last value is not included in the output set. > > I am wondering whether we could detect this kind of edge effects, and manage > them more softly. > > Samuel
UNDERSTOOD. But what is a safe way to plot histograms like histplot(a:b:c, X) where X is a one-dimensional array? Heinz _______________________________________________ users mailing list [email protected] http://lists.scilab.org/mailman/listinfo/users
