Release Notes GeoGebra 4.2

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CAS View

http://geogebra.org/trac/wiki/GeoGebraCAS/Documentation

General

  • Algebra View: options to sort by Construction Order & by Layer

Improved Tools

You can now just drag a shape to translate it

New Tools

New Functions

  • psi(x)

The Digamma function

  • polygamma(m, x)

The Polygamma function is the (m+1)th derivative of the natural logarithm of the Gamma function, gamma(x) (m=0,1)

New Commands

 First two elements of list are the min and max x-coordinates and the rest of the numbers are the y-coordinates (evenly spaced between x-min and x-max). Used by the Freehand Tool.
 Searches for and decodes a QR Code from the currently active Graphics View and creates a text if successful.
 Searches for and decodes a QR Code from the Image and creates a text if successful.
  • BarCode[ "<Text>", "<Format (optional)>" , "<Error Correction (optional)>", <Width (optional)>, <Height (optional)>]
 Creates a barcode from the Text. Possible values for Format are "AZTEC", "CODABAR", "CODE_39", "CODE_93", "CODE_128", "DATA_MATRIX", "EAN_8", "EAN_13", "ITF", "PDF_417", "QR_CODE", "RSS_14", "RSS_EXPANDED", "UPC_E", "UPC_A". Possible values for Error Correction are "L", "M", "Q", "H".

JavaScript Methods

  • registerLoggerListener(functionName), unregisterLoggerListener(functionName) to access Vernier Go!Motion USB Logger
  • registerPenListener(functionName), unregisterPenListener(functionName) to handle pen tool usage
  • drawToImage(label,x[],y[]), clearImage(label) to draw
  • String evalGeoGebraCAS(String casCommand)
  • String evalGeoGebraCAS(String casCommand, boolean printDebugInfo)

es:Notas_Lanzamiento_de_GeoGebra_4.2

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