def test_integrate3():
m = model.Model('log2(x)+y^0.5', ['x', 'y'])
result = m.integrate((2, 6), (0, 1), n_evaluations=500)
analytic = 8 / 3 + (math.log(11664) - 4) / math.log(2)
assert math.isclose(result, analytic, rel_tol=1e-5)
def test_integrate2():
m = model.Model('x*y', ['x', 'y'])
result = m.integrate((0, 1), (0, 1))
assert math.isclose(result, 1 / 4)
def test_integrate():
m = model.Model('2*x', ['x'])
result = m.integrate((0, 3))
assert math.isclose(result, 9)
def test_evaluate3():
m = model.Model('1', ['a'])
result = m.evaluate(8)
assert math.isclose(result, 1)
def test_evaluate2():
m = model.Model('b*log2^2(a)', ['a', 'b'])
result = m.evaluate(8, 2)
assert math.isclose(result, 18)
def test_evaluate():
m = model.Model('2*x', ['x'])
result = m.evaluate(2.5)
assert math.isclose(result, 5)