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[Christoph Werthwein <934122@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

geogebra 3.2.47.0+dfsg1-1, Ubuntu Precise

When i try to draw a tangent to a curve (sin(x) in this example),
Geogebra reports

*** BEGIN Message from [geogebra.cas.GeoGebraCAS.evaluateMathPiper] at 11:23:13 free memory: 44536KB
String for MathPiper: D(x) Sin(x)
Exception from MathPiper: Error encountered during initialization or parsing: Error parsing expression, near token Sin.
*** END Message from [geogebra.cas.GeoGebraCAS.evaluateMathPiper] at 11:23:13 free memory: 44536KB

and fails to draw a tangent.

** Affects: geogebra (Ubuntu)
     Importance: Undecided
         Status: New

** Description changed:

- geogebra 3.2.47.0+dfsg1-1
+ geogebra 3.2.47.0+dfsg1-1, Ubuntu Precise
  
  When i try to draw a tangent to a curve (sin(x) in this example),
  Geogebra reports
  
  *** BEGIN Message from [geogebra.cas.GeoGebraCAS.evaluateMathPiper] at 11:23:13 free memory: 44536KB
  String for MathPiper: D(x) Sin(x)
  Exception from MathPiper: Error encountered during initialization or parsing: Error parsing expression, near token Sin.
  *** END Message from [geogebra.cas.GeoGebraCAS.evaluateMathPiper] at 11:23:13 free memory: 44536KB
  
  and fails to draw a tangent.

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https://bugs.launchpad.net/bugs/934122

Title:
  Geogebra does not draw tangents

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