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Strange errors when evaluating InverseGammaRegularized with 3 arguments for some values.

  • To: mathgroup at smc.vnet.net
  • Subject: [mg84884] Strange errors when evaluating InverseGammaRegularized with 3 arguments for some values.
  • From: "Nasser Abbasi" <nma at 12000.org>
  • Date: Thu, 17 Jan 2008 07:05:07 -0500 (EST)

Mathematica 6.0.1

Table[{a,z0,z1,N[InverseGammaRegularized[a, z0, 
z1]]},{a,0,5,1},{z0,0,5,1},{z1,0,5,1}]

Greater::nord:Invalid comparison with 1.82544-0.808866 \[ImaginaryI] 
attempted. >>
Greater::nord:Invalid comparison with -0.151139+0.0218719 \[ImaginaryI] 
attempted. >>
FindRoot::nlnum:The function value {System`ISFDump`f1$1889[5.64636]} is not 
a list of numbers with dimensions {1} at {System`ISFDump`x} = {5.64636}. >>
FindRoot::nlnum:The function value {System`ISFDump`f1$1889[5.64636]} is not 
a list of numbers with dimensions {1} at {System`ISFDump`x} = {5.64636}. >>
FindRoot::nlnum:The function value {System`ISFDump`f1$1889[5.64636]} is not 
a list of numbers with dimensions {1} at {System`ISFDump`x} = {5.64636}. >>
General::stop:Further output of FindRoot::nlnum will be suppressed during 
this calculation. >>

Now I get the output displayed after the above messages...


Nasser



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