Opened 8 years ago
Closed 8 years ago
#14449 closed defect (duplicate)
Numerical noise in matrix_double_dense.pyx
Reported by: | jdemeyer | Owned by: | jason, was |
---|---|---|---|
Priority: | blocker | Milestone: | sage-duplicate/invalid/wontfix |
Component: | linear algebra | Keywords: | |
Cc: | Merged in: | ||
Authors: | Reviewers: | Jeroen Demeyer | |
Report Upstream: | N/A | Work issues: | |
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description
Some unidentified ticket is causing numerical noise:
sage -t devel/sage/sage/matrix/matrix_double_dense.pyx ********************************************************************** File "devel/sage/sage/matrix/matrix_double_dense.pyx", line 1951, in sage.matrix.matrix_double_dense.Matrix_double_dense.solve_right Failed example: A.solve_right([1]*5) Expected: (5.0..., -120.0..., 630.0..., -1120.0..., 630.0...) Got: (4.99999999999, -120.0, 630.0, -1120.0, 630.0) ********************************************************************** File "devel/sage/sage/matrix/matrix_double_dense.pyx", line 2091, in sage.matrix.matrix_double_dense.Matrix_double_dense.solve_left Failed example: A.solve_left([1]*5) Expected: (5.0..., -120.0..., 630.0..., -1120.0..., 630.0...) Got: (4.99999999999, -120.0, 630.0, -1120.0, 630.0) **********************************************************************
(seen on x86_64 and on ia64)
Change History (1)
comment:1 Changed 8 years ago by
- Milestone changed from sage-5.10 to sage-duplicate/invalid/wontfix
- Resolution set to duplicate
- Reviewers set to Jeroen Demeyer
- Status changed from new to closed
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