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qchisq hang (PR#6421)

1 message · Martin Maechler

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ThomasSt> Full_Name: Thomas Stabla Version: 1.8.1 OS: Linux,
    ThomasSt> XP Submission from: (NULL) (80.136.67.200)


    ThomasSt> qchisq(1, df = 1, ncp = 0) seems to hang for me.

problem confirmed;  already for
	qchisq(1 - 1e-7, df = 1, ncp = 0)

Looking at the source code, the problem is "obvious".

The analogon on the tail (that hangs) is

	qchisq(1e-8, df = 1, ncp = 0, lower.tail = FALSE)

    ThomasSt> I tried R 1.7.1, R 1.8.1 and R-Devel 1.9.0 under
    ThomasSt> Linux (suse 8.0) and R 1.8.1 under XP