http://www.mapleprimes.com/questions/39560-Search-And-Replace-In-A-Matrix en-us 2026 Maplesoft, A Division of Waterloo Maple Inc. Maplesoft Document System Tue, 09 Jun 2026 09:46:47 GMT Tue, 09 Jun 2026 09:46:47 GMT The latest answers and comments added to the Question, Search and replace in a matrix http://www.mapleprimes.com/images/mapleprimeswhite.jpg http://www.mapleprimes.com/questions/39560-Search-And-Replace-In-A-Matrix http://www.mapleprimes.com/questions/39560-Search-And-Replace-In-A-Matrix?ref=Feed:MaplePrimes:Search and replace in a matrix:Comments#answer72250 <p>Do you mean something like this?</p> <pre> &gt; with(LinearAlgebra): &nbsp; M := RandomMatrix(2,3,generator=rand(0..5)); [4 1 4] M := [ ] [5 1 2] </pre> <pre> </pre> <pre> &gt; subs(1=a,M); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [4&nbsp;&nbsp;&nbsp; a&nbsp;&nbsp;&nbsp; 4] &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ] &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [5&nbsp;&nbsp;&nbsp; a&nbsp;&nbsp;&nbsp; 2]</pre> <p>Do you mean something like this?</p> <pre> &gt; with(LinearAlgebra): &nbsp; M := RandomMatrix(2,3,generator=rand(0..5)); [4 1 4] M := [ ] [5 1 2] </pre> <pre> </pre> <pre> &gt; subs(1=a,M); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [4&nbsp;&nbsp;&nbsp; a&nbsp;&nbsp;&nbsp; 4] &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ] &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [5&nbsp;&nbsp;&nbsp; a&nbsp;&nbsp;&nbsp; 2]</pre> 72250 Sat, 19 Apr 2008 02:42:44 Z Robert Israel Robert Israel http://www.mapleprimes.com/questions/39560-Search-And-Replace-In-A-Matrix?ref=Feed:MaplePrimes:Search and replace in a matrix:Comments#answer72249 <p>I think it's time to stop, take a shower and continue tomorow! :-)</p> <p>&nbsp;</p> <p>&nbsp;</p> <p>I think it's time to stop, take a shower and continue tomorow! :-)</p> <p>&nbsp;</p> <p>&nbsp;</p> 72249 Sat, 19 Apr 2008 02:56:23 Z lemelinm lemelinm