def test_posdef_symmetric3():
""" The test return 0 if the matrix has 0 eigenvalue.
Is this correct?
"""
data = np.array([[1., 1], [1, 1]], dtype=theano.config.floatX)
assert mv.posdef(data) == 0
def test_posdef_symmetric3():
"""The test return 0 if the matrix has 0 eigenvalue.
Is this correct?
"""
data = np.array([[1.0, 1], [1, 1]], dtype=theano.config.floatX)
assert mv.posdef(data) == 0
def test_posdef_symmetric1():
data = np.array([[1., 0], [0, 1]], dtype=theano.config.floatX)
assert mv.posdef(data) == 1
def test_posdef_symmetric4():
d = np.array([[1, .99, 1],
[.99, 1, .999],
[1, .999, 1]], theano.config.floatX)
assert mv.posdef(d) == 0
def test_posdef_symmetric4():
d = np.array([[1, 0.99, 1], [0.99, 1, 0.999], [1, 0.999, 1]],
theano.config.floatX)
assert mv.posdef(d) == 0
def test_posdef_symmetric2():
data = np.array([[1.0, 2], [2, 1]], dtype=theano.config.floatX)
assert mv.posdef(data) == 0
def test_posdef_symmetric1():
data = np.array([[1.,0],[0,1]], dtype = theano.config.floatX)
assert mv.posdef(data) ==1
