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test ag08bd agnostic of Af-lambda*Ef scaling #158

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Nov 9, 2021
Merged

test ag08bd agnostic of Af-lambda*Ef scaling #158

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9 changes: 5 additions & 4 deletions slycot/tests/test_ag08bd.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,8 +47,8 @@
[ 0, 0, 0]])


class test_tg01fd(unittest.TestCase):
""" Verify ag08bd with input parameters according to example in documentation """
class test_ag08bd(unittest.TestCase):
"""Verify ag08bd with input parameters according to example in documentation."""

def test1_ag08bd(self):
"""test [A-lambda*E]
Expand Down Expand Up @@ -108,8 +108,9 @@ def test4_ag08bd(self):

Af,Ef,nrank,niz,infz,kronr,infe,kronl = analysis.ag08bd(l=test1_l,n=test1_n,m=test1_m,p=test1_p,A=test1_A,E=test1_E,B=test1_B,C=test1_C,D=test1_D,equil=test1_equil, tol=test1_tol)

assert_almost_equal(Af, [[0.77045021]])
assert_almost_equal(Ef, [[0.77045021]])
# Af-lambda*Ef==0. => lambda==1. => Finite Smith zero of S(lambda) == 1.
assert Af.shape == (1, 1)
assert_almost_equal(Af, Ef)
assert_equal(nrank, 11)
assert_equal(niz, 2)
assert_equal(infz, [0,1])
Expand Down