def sample_diff_set():
from expressions.expressions import Symbol
x = Symbol("x")
y = Symbol("y")
tests = [
(2 * x + 1, "x", 1.5, 10, 2, "0.0 * x + 1.0 * 2 + 0.0"),
(3 * x + y, "x", 1.5, 10, 3, "0.0 * x + 1.0 * 3 + 0.0"),
(
x * y + x / y,
"y",
3,
2,
2.25,
"0.0 * y + 1.0 * x + (0.0 * y - x * 1.0) / y ^ 2",
),
(
2 * x**3 + x**2 * y,
"x",
2,
3,
36,
"0.0 * x ^ 3 + 3 * x ^ (3 - 1) * 1.0 * 2 + 2 * x ^"
" (2 - 1) * 1.0 * y + 0.0 * x ^ 2",
),
]
return tests
def sample_expr_set():
x = Symbol('x')
y = Symbol('y')
tests = [(3 * x + 2**(y / 5) - 1, 1.5, 10, 7.5),
(3 * x + 2**(y / 5) - 1, 2.5, 11, 11.09479341998814),
(4 * x + x**2 * y + 3 * y + 2, 1.0, 2.5, 16),
(4 * x + x**2 * y + 3 * y + 2, 1.1, 2.25, 15.8725)]
return tests
def sample_expr_set():
from expressions.expressions import Symbol, Number
x = Symbol('x')
y = Symbol('y')
tests = [(3 * x + 2**(y / 5) - 1, 1.5, 10, 7.5),
(3 * x + 2**(y / 5) - 1, 2.5, 11, 11.09479341998814),
(4 * x + x**2 * y + 3 * y + 2, 1.0, 2.5, 16),
(4 * x + x**2 * y + 3 * y + 2, 1.1, 2.25, 15.8725)]
return tests
def sample_string_set():
x = Symbol("x")
y = Symbol("y")
print(x, y)
tests = [
(x + 1)**(y * x**3) + y**2 * x * (2 / y),
(1 / x + 1 / y)**2 + (1 + 2 * x),
4 * (x / y)**(0.5),
]
print(tests)
return tests
def sample_diff_set():
from expressions.expressions import Symbol
x = Symbol('x')
y = Symbol('y')
tests = [(2 * x + 1, 'x', 1.5, 10, 2, '0.0 * x + 1.0 * 2 + 0.0'),
(3 * x + y, 'x', 1.5, 10, 3, '0.0 * x + 1.0 * 3 + 0.0'),
(x * y + x / y, 'y', 3, 2, 2.25,
'0.0 * y + 1.0 * x + (0.0 * y - x * 1.0) / y ^ 2'),
(2 * x**3 + x**2 * y, 'x', 2, 3, 36,
'0.0 * x ^ 3 + 3 * x ^ (3 - 1) * 1.0 * 2 + 2 * x ^'
' (2 - 1) * 1.0 * y + 0.0 * x ^ 2')]
return tests
def sample_string_set():
x = Symbol('x')
y = Symbol('y')
tests = [(x + 1)**(y * x**3) + y**2 * x * (2 / y),
(1 / x + 1 / y)**2 + (1 + 2 * x), 4 * (x / y)**(0.5)]
return tests
def sample_operand_expr():
o1 = Symbol('x')
o2 = Symbol('y')
o3 = Number(42)
o4 = Number(1)
return o1, o2, o3, o4