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## Discussion of Problem 1042. Central Heating

Please give me a test with"No Solution"
Posted by Yrii 15 Feb 2002 03:21
Re:
Posted by Ivan Georgiev 15 Feb 2002 23:17
There is always a solution and it is always only one --

you have n linear independent vectors (that is the determinant of the
linear system is <> 0) and using Cramer's rule you have a single
solution.
Re: Please give me a test with"No Solution"
Posted by Yrii 16 Feb 2002 01:26
Ok
I understand that but i decided that there are bugs in my proof
so ...
Re:
Posted by Vinicius Fortuna 7 Mar 2002 00:54
But they are modular equations. Is Cramer's rule still valid for such
equations?

> There is always a solution and it is always only one --
>
> you have n linear independent vectors (that is the determinant of
the
> linear system is <> 0) and using Cramer's rule you have a single
> solution.
Re: Please give me a test with"No Solution"
Posted by cyc 17 Jul 2010 19:16
3
1 2 -1
2 3 -1
2 3 -1

Edited by author 17.07.2010 19:16

Edited by author 17.07.2010 19:16
Re: Please give me a test with"No Solution"
Posted by elManco 18 Nov 2021 20:39
3
1 -1
1 2 -1
2 -1