Re: Constructing Expressions from List Elements

*To*: mathgroup at smc.vnet.net*Subject*: [mg2152] Re: [mg2143] Constructing Expressions from List Elements*From*: Richard Mercer <richard at seuss.math.wright.edu>*Date*: Tue, 10 Oct 1995 02:36:50 -0400

> 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