Axiom Computer Algebra System - Bugs: bug #6863, The normal distribution should be...

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bug #6863: The normal distribution should be numerically invertable

Submitter:	David Mentré <dmentre>
Submitted:	Sat 29 Nov 2003 05:48:22 PM UTC
Category:	interpreter	Severity:	3 - Normal
Item Group:	code bug	Status:	None
Privacy:	Public	Assigned to:	None
Originator Name:	Stefan Dirnstorfer	Open/Closed:	Open
Release:	October 31st binary release	Reproducibility:	Every Time
Fixed Release:
Error message:	>> Error detected within library code:    Can only compute the numerical value of a constant, real-valued Expression
Example of code trigerring the bug:	numeric(erf(0.1))
Internal cause:

Sat 29 Nov 2003 05:48:22 PM UTC, original submission:   According to a list of features I found on the net, the normal distribution should be numerically invertable. So why does this not work? (3) -> numeric(erf(0.0))    (3)  0.0                                                                   Type: Float (4) -> numeric(erf(0.1))    >> Error detected within library code:    Can only compute the numerical value of a constant, real-valued Expression protected-symbol-warn called with (NIL) (4) ->

David Mentré <dmentre>

 

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