[Octave-bug-tracker] [bug #34696] num2str needs more space for vector doubles

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?34696>

                 Summary: num2str needs more space for vector doubles
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Sun 30 Oct 2011 08:34:52 AM UTC
                Category: Interpreter
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: sam sirlin
        Originator Email: address@hidden
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 3.4.3
        Operating System: *BSD

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Details:

num2str sometimes runs numbers together with no space:

a = -pi*[1 2 3]*1e12
a =

  -3.1416e+12  -6.2832e+12  -9.4248e+12
num2str(a)
ans = -3.1416e+12-6.2832e+12-9.4248e+12


A simple fix is to use on line 171 of num2str.m
fmt = "%12.5g";

(original line is 
 fmt = "%11.5g";
)





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