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Fix Doctest for arb220 #19

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Fix Doctest for arb220 #19

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Fix Doctest for arb220
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@jan-janssen
jan-janssen committed Sep 18, 2021
commit edc28bd45de6db51facaf870182640fa912fb728
2 changes: 1 addition & 1 deletion src/flint/acb_mat.pyx
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Expand Up @@ -666,7 +666,7 @@ cdef class acb_mat(flint_mat):
>>> sum(acb_mat(arb_mat.hilbert(20,20)).eig(nonstop=True))
nan + nanj
>>> showgood(lambda: sum(acb_mat(arb_mat.hilbert(20,20)).eig(nonstop=True)), parts=False)
2.47967321036454 + [+/- 1.48e-56]j
2.47967321036454 + 0e-55j

With default options, the method only succeeds if all eigenvalues can be
isolated. Multiple (overlapping) eigenvalues can be handled by
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8 changes: 4 additions & 4 deletions src/flint/arb_mat.pyx
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Expand Up @@ -616,10 +616,10 @@ cdef class arb_mat(flint_mat):
magnitude have been replaced by exact zeros.

>>> print(arb_mat.stirling(4, 4).inv().str(5, radius=False))
[1.0000, 0, 0, 0]
[ 0, 1.0000, [+/- 1.20e-15], [+/- 5.00e-16]]
[ 0, -1.0000, 1.0000, [+/- 1.67e-16]]
[ 0, 1.0000, -3.0000, 1.0000]
[1.0000, 0, 0, 0]
[ 0, 1.0000, 0e-14, 0e-15]
[ 0, -1.0000, 1.0000, 0e-15]
[ 0, 1.0000, -3.0000, 1.0000]
>>> print(arb_mat.stirling(4, 4).inv().chop(1e-6).str(5, radius=False))
[1.0000, 0, 0, 0]
[ 0, 1.0000, 0, 0]
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