linsolve - is this a bug
bazcor
bazcor at metronet.co.uk
Sun Aug 14 13:14:33 CEST 2011
-->a=[1 3 2;2 1 -1;5 2 1];b=[2;3;4]
-->inv(a)*b
ans =
0.55
1.05
- 0.85 //correct result
-->linsolve(a,b)
ans =
- 0.55
- 1.05
0.85 // inverted signs
is this a bug? I've checked the bug list and there's nothing there,maybe I'm
using linsolve inappropriately?
TIA for any comments .. Barry
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