Nick van Eijndhoven wrote: > > Dear all, > Is there a facility within ROOT to obtain random numbers via a user > defined function ? > A scenario of filling first a histo according to some function and then > obtain random numbers according to that hist would do fine for the moment. > However, some facility to provide a function pointer of a user defined function > and then be able to retrieve random numbers from that would of course be > nicer. Maybe something like the fitting of user functions to a histo could > be provided for class TRandom ? > You can use TH1::FillRandom. (see the fillrandom tutorial). Fill Random fills an histogram from a user definer function. I intend to extend the TF1 and TF2 classes to return random numbers from any type of functions. This is in the pipeline. Rene Brun
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