Re: mathematica
- To: mathgroup at smc.vnet.net
- Subject: [mg65799] Re: mathematica
- From: "Scout" <Scout at nodomain.com>
- Date: Mon, 17 Apr 2006 02:28:55 -0400 (EDT)
- References: <e1supm$chd$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
"liv elena" <llivvia2003 at yahoo.com> news:e1supm$chd$1 at smc.vnet.net... > > [This post has been delayed due to email problems - moderator] > > > hello, > please help me with this problem > > ai have the next code : > a = {{1, 4}, {34, 5}} > b = {{12, 4}, {4, 35}} > > and ai want to obtain a matrix like this: > rez={{1+12,4+4},{34+4,5+35}} > > .. > if i use > c = {{StringForm["a[[1,1]]+b[[1,1]]"], StringForm["a[[1,2]]+b[[1,2]]"]}, > {StringForm["a[[2,1]]+b[[2,1]]"], > StringForm["a[[2,2]]+b[[2,2]]"]}} > i obtain : > \!\(\*FormBox[ > RowBox[{"(", "\[NoBreak]", GridBox[{ > {"\<\"a[[1,1]]+b[[1,1]]\"\>", "\<\"a[[1,2]]+b[[1,2]]\"\>"}, > {"\<\"a[[2,1]]+b[[2,1]]\"\>", "\<\"a[[2,2]]+b[[2,2]]\"\>"} > }], "\[NoBreak]", ")"}], TraditionalForm]\) > > but ai want the numerical values .. > thank you verry much > > > Hi Elena, in your example the answer is simply the sum of the two matrices: In[1]:= a+b Out[1]= {{13,8},{38,40}} ~Scout~