Changes

  from math import sqrt

  from math import sqrt

and

and

    defprim(lc,'sqrt', 1, lambda lc,x: int(sqrt(x)))

defprim(lc,'sqrt', 1, lambda lc,x: int(sqrt(x)))

* And I had to define a new brick for square root in tasetup.py and describe the bricks attributes: its size; how it connects to other bricks; and default values.  

* And I had to define a new brick for square root in tasetup.py and describe the bricks attributes: its size; how it connects to other bricks; and default values.  

    ('sqrt','sqrt','sqrt',100),

('sqrt','sqrt','sqrt',100),

and

and

  'sqrt':    (('num',True,0,20),('num',False,42,20)),

'sqrt':    (('num',True,0,20),('num',False,42,20)),

* Finally, I had to create a graphic for the brick (images/en/numbers/sqrt.gif) and modify the panel for numbers (images/en/numbers/numbersgroup,gif and numbersmask.gif). I made similar changes to the Spanish version (images/es) and French version (images/fr).

* Finally, I had to create a graphic for the brick (images/en/numbers/sqrt.gif) and modify the panel for numbers (images/en/numbers/numbersgroup,gif and numbersmask.gif). I made similar changes to the Spanish version (images/es) and French version (images/fr).

[[Image:Sqrt.gif|thumb|left|sqrt.gif]]

[[Image:Sqrt.gif|thumb|left|sqrt.gif]]