Re: Default value
- To: mathgroup at smc.vnet.net
- Subject: [mg74874] Re: [mg74850] Default value
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Mon, 9 Apr 2007 06:15:54 -0400 (EDT)
- Reply-to: hanlonr at cox.net
f[i_, m_] := f[i, m, i]; f[i_, m_, iv_] := ... Bob Hanlon ---- Bruno Campanini <BC at gmail.com> wrote: > I have a function f [ i_, m_, iv_ ] and would like > to have a default value for iv equal to i. > > I neither can write f [ i_, m_, iv_: i_ ], nor f [ i_, m_, iv_ : i ] > ans the error "Default value for iv_ contains a pattern" arises. > > Any workaround? > > Bruno >