On Fri, Jun 28, 2013 at 5:35 PM, Ilya Kliot <plu...@gmail.com> wrote:

> As I understand the subject is not part of standard ?


It cannot be. In a form (S1 S2 S3 ... ) the expression S1 should be
evaluated before the S2, S3, etc. This means that the undefined function
error can be detected before the other arguments are evaluated. ECL does
this quite a lot to speed up and make the code smaller.


-- 
Instituto de FĂ­sica Fundamental, CSIC
c/ Serrano, 113b, Madrid 28006 (Spain)
http://juanjose.garciaripoll.googlepages.com
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