Re: Pattern matching
- To: mathgroup at smc.vnet.net
- Subject: [mg116572] Re: Pattern matching
- From: Alexey <lehin.p at gmail.com>
- Date: Sun, 20 Feb 2011 05:25:59 -0500 (EST)
- References: <ijo54e$lf0$1@smc.vnet.net>
On 19 =D1=84=D0=B5=D0=B2, 15:13, Leonid Shifrin <lshifr at gmail.com> wrote: > Could do this: > > In[1]:= f[u] /. f[u + x : _ : 0] -> x > > Out[1]= 0 > > Regards, > Leonid Is the form "x : _ : 0" a non-standard alternative to "x_."? Btw I cannot find where this form is documented.