Re: how to compact many maps?
- To: mathgroup at smc.vnet.net
- Subject: [mg70769] Re: how to compact many maps?
- From: "dimitris" <dimmechan at yahoo.com>
- Date: Fri, 27 Oct 2006 00:28:05 -0400 (EDT)
- References: <ehplcu$j9g$1@smc.vnet.net>
data = Table[{Random[], Random[]}, {10}, {5}];
d0 = ((MapAt[f, #1, 2] & ) /@ #1 & ) /@ data;
d1 = Table[{data[[i,j,1]], f[data[[i,j,2]]]}, {i, 1,
Dimensions[data][[1]]},
{j, 1, Dimensions[data][[2]]}];
d2 = data /. {x_Real, y_Real} -> {x, f[y]};
Dimensions /@ {data, d0, d1, d2}
{{10, 5, 2}, {10, 5, 2}, {10, 5, 2}, {10, 5, 2}}
d0 == d1 == d2
True
Regards
Dimitris