Hi Pablo, Type isis> help tie -DAn On Jul 27, 2009, at 11:26 AM, Herbert Pablo wrote: > Hey all, > > I'm trying to fit the spectral continuum with two different xspec > models: > phabs and pfcabs. Both of these models have as a constraint the > hydrogen > density. What I would like to do is tie these two parameters > together since > they should always be the same, but I don't know if that's possible. > I know > set_par lets you freeze variables, so is there any way I can tie > these two > variables together? > > > Thanks, > Bert Pablo ---------------------------------------------------------- Daniel Dewey dd_at_email.domain.hidden MIT Kavli Institute Office:(617) 253-7244 70 Vassar St., NE80-6085 Fax:(617) 253-8084 Cambridge, MA 02139 http://space.mit.edu/home/dd ---------------------------------------------------------- ---- You received this message because you are subscribed to the isis-users list. To unsubscribe, send a message to isis-users-request_at_email.domain.hiddenwith the first line of the message as: unsubscribeReceived on Mon Jul 27 2009 - 11:30:54 EDT
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