Subject: Re: bug#20126: 24.3; emacs 24.3.1 calc curve fitting bug

From: Stefan Kangas <[email-masked]>
Date: Mon, 30 Sep 2019 02:47:59 +0200

Tobias Höppner <[email-masked]> writes:

> starting calc-mode
> M-x calc
>
> entering a vector
> v-x 5
>
> and a second one
>
> [5 7 9 11 13]
>
> packing in one matrix
> 2 RET
> v-p
>
> so the stack look this way
> 1:  [ [ 1, 2, 3,  4,  5  ]
>       [ 7, 9, 11, 13, 15 ] ]
>
> now try to fit a curve
>
> a-F 1 RET
>
> Message: Model expression is too complex: a + b * x

I can't reproduce this on current master, and neither could two separate
reviewers in 2015 and 2016.  I'm therefore going to assume that this has
been fixed and close this bug report.

If you're still seeing this on the latest version of Emacs, please
reopen the bug report.

Best regards,
Stefan Kangas