def test_simplex_method_05():
a = np.array([[1, 2], [3, 3], [3, 1]])
b = np.array([32, 60, 50])
c = np.array([4, 2])
true_x = np.array([15, 5])
try:
x = simplex_method(a, b, c)
except NotImplementedError:
return True
assert len(true_x) == len(x)
assert all(np.isclose(x[i], true_x[i]) for i in range(len(x)))
def test_simplex_method_01():
a = np.array([[2, 3, 2], [1, 1, 2]])
b = np.array([1000, 800])
c = np.array([7, 8, 10])
true_x = np.array([200, 0, 300])
try:
x = simplex_method(a, b, c)
except NotImplementedError:
return True
assert len(true_x) == len(x)
assert all(np.isclose(x[i], true_x[i]) for i in range(len(x)))
def test_simplex_method_03():
a = np.array([[2, 3, 6], [4, 2, 4], [4, 6, 8]])
b = np.array([240, 200, 160])
c = np.array([4, 5, 4])
true_x = np.array([40, 0, 0])
try:
x = simplex_method(a, b, c)
except NotImplementedError:
return True
assert len(true_x) == len(x)
assert all(np.isclose(x[i], true_x[i]) for i in range(len(x)))
def test_simplex_method_04():
a = np.array([[12, 3], [4, 5], [3, 14]])
b = np.array([264, 136, 266])
c = np.array([6, 4])
true_x = np.array([19, 12])
try:
x = simplex_method(a, b, c)
except NotImplementedError:
return True
assert len(true_x) == len(x)
assert all(np.isclose(x[i], true_x[i]) for i in range(len(x)))
def test_simplex_method_02():
a = np.array([[6, 3, 1, 4], [2, 4, 5, 1], [1, 2, 4, 3]])
b = np.array([252, 144, 80])
c = np.array([48, 33, 16, 22])
true_x = np.array([32, 20, 0, 0])
try:
x = simplex_method(a, b, c)
except NotImplementedError:
return True
assert len(true_x) == len(x)
assert all(np.isclose(x[i], true_x[i]) for i in range(len(x)))