Hi Frederico,

You are right, we have to (and will) fix this before the release

S.

Le 21/01/2020 à 09:41, Federico Miyara a écrit :

Dear all,

I've noticed that log10 doesn't support hyperarrays, while log (natural logrithm) does (even if the documantation in both cases says they are applicable to vectors and matrices:

a = rand(3,2,2);
b = log(a)
c = log10(a)
d = log(a)/log(10)

--> b = log(a)
 b  =

(:,:,1)

  -0.6847401  -0.0808957
  -1.051648   -0.0525378
  -0.9483546  -1.06847
(:,:,2)

  -0.9781346  -0.6944493
  -0.3091181  -1.3323448
  -1.3410298  -0.6436786

--> c = log10(a)
 c  =

  -0.2973788  -0.0351326
  -0.4567249  -0.0228169
  -0.4118652  -0.4640306

--> d = log(a)/log(10)
 d  =

(:,:,1)

  -0.2973788  -0.0351326
  -0.4567249  -0.0228169
  -0.4118652  -0.4640306
(:,:,2)

  -0.4247984  -0.3015955
  -0.1342483  -0.57863
  -0.5824019  -0.279546

As can be seen, log10 is yielding just the first page.

It's strange, since log10 can be easily obtained from log, but both functions are primitives

Regards,

Federico Miyara


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--
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
http://www.utc.fr/~mottelet

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