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make all_zero, etc, non-recursive, just work on vectors

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This commit is contained in:
Adrian Mariano
2021-10-30 17:47:17 -04:00
parent 14804421b7
commit 934b3c7b04
3 changed files with 58 additions and 60 deletions
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2
tests/test_linalg.scad
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@@ -136,7 +136,7 @@ module test_null_space(){
function nullcheck(A,dim) =
let(v=null_space(A))
len(v)==dim && all_zero(A*transpose(v),eps=1e-12);
len(v)==dim && all_zero(flatten(A*transpose(v)),eps=1e-12);
A = [[-1, 2, -5, 2],[-3,-1,3,-3],[5,0,5,0],[3,-4,11,-4]];
assert(nullcheck(A,1));