Re: Constructing Expressions from List Elements

*Subject*: [mg2152] Re: [mg2143] Constructing Expressions from List Elements*From*: richard at seuss.math.wright.edu (Richard Mercer)*Date*: Tue, 10 Oct 1995 06:36:50 GMT*Approved*: usenet@wri.com*Distribution*: local*Newsgroups*: wri.mathgroup*Organization*: Wolfram Research, Inc.*Sender*: daemon at wri.com ( )

> I have a list of integration limits that I would like to > incorporate into an NIntegrate[] expression. I don't > know the proper syntax for accomplishing this. > > For example, I would like to integrate f[x,y,z] where > the integration limits are contained in a list *limits*, > expressed perhaps as limits = {{x, 0, 1}, {y, -Infinity, > Infinity}, {z, 0, 1}}. > > The statement I would like to construct is > > NIntegrate[f[x,y,z], {x, 0, 1}, {y, -Infinity, Infinity}, > {z, 0, 1}] . > > > How do I remove the outer list braces for *limits* so > that I can construct this statement? > > > Thanks in advance, > > --Brian NIntegrate[f[x,y,z],##]& @@ limits should do the trick. Richard Mercer