Re: org-table-sum

[Kyle Meyer]

Kein Test writes:

> Hi,
>
> I found out about org-table-sum yesterday, but I quickly ran into a
> problem, where the result is not right.
>
> For example:
>
> | 171.00 |
> |   4.07 |
> |   4.44 |
> |   2.61 |
> |  12.21 |
> |   6.69 |
> |  19.72 |
> |  23.09 |
> |   6.23 |
> |  15.28 |
> | 250.00 |
> | 250.00 |
> | 250.00 |
> |  78.85 |
> |        |
>
> If point is at the last cell, org-table-sum evaluates to 1094.1899999999998.

Here's what org-table-sum does underneath:

  (apply #'+
         (list 171.0 4.07 4.44 2.61 12.21 6.69 19.72 23.09 6.23 15.28 78.85))
  ;; => 1094.1899999999998

> I did not find a way to reproduce this with other numbers, but the
> order seems to matter.

See <https://floating-point-gui.de/basic/>.