def test_powNotEqualNegativeNegative(self):
#negative number & negative number
assert m.power(-1, -1) != -2
assert m.power(-3, -3) != -9
assert m.power(-23, -1) != -0.5333
assert m.power(-6, -3) != -0.000005
assert m.power(-2, -13) != -0.0353638
assert m.power(-43, -5) != -0.6373223
assert m.power(-5, -2) != 10
assert m.power(-74, -2) != -321321
def test_powNotEqualPositiveNegative(self):
#positive number & negative number
assert m.power(3, -1) != 0.5332
assert m.power(6, -6) != -0.4321
assert m.power(23, -1) != 0.64893
assert m.power(5, -4) != 2.445
assert m.power(32, -3) != -4583
assert m.power(66, -2) != -0.6892
assert m.power(4, -3) != 0.1124
assert m.power(86, -7) != 933
def test_powNotEqualNegativePositive(self):
#negative number & positive number
assert m.power(-4, 5) != -20
assert m.power(-7, 2) != 50
assert m.power(-34, 0) != -1
assert m.power(-4, 2) != -16
assert m.power(-84, 4) != -5432123
assert m.power(-643, 0) != -643
assert m.power(-45, 3) != 632
assert m.power(-6325, 1) != 6325
def test_powEqualNegativeNegative(self):
#negative number & negative number
assert m.power(-1, -1) == -1
assert m.power(-1, -89) == -1
assert m.power(-2, -3) == -0.125
assert m.power(-20, -2) == 0.0025
assert m.power(-4, -2) == 0.0625
assert m.power(-8, -1) == -0.125
assert m.power(-5, -2) == 0.04
assert m.power(-5, -1) == -0.2
def test_powNotEqualPositivePositive(self):
#positive number & positive number
assert m.power(0, 0) != 3
assert m.power(0, 2) != 1
assert m.power(21, 0) != 21
assert m.power(50, 5) != 55
assert m.power(23, 2) != 675
assert m.power(652, 1) != 1000
assert m.power(17, 8) != 34533346
assert m.power(84, 5) != 689239
def test_powEqualNegativePositive(self):
#negative number & positive number
assert m.power(-2, 0) == 1
assert m.power(-3, 2) == 9
assert m.power(-7, 4) == 2401
assert m.power(-5, 1) == -5
assert m.power(-14, 2) == 196
assert m.power(-22, 3) == -10648
assert m.power(-5, 4) == 625
assert m.power(-15, 3) == -3375
def test_powEqualPositiveNegative(self):
#positive number & negative number
assert m.power(0, -3) == "Invalid input"
assert m.power(2, -2) == 0.25
assert m.power(20, -1) == 0.05
assert m.power(5, -4) == 0.0016
assert m.power(1, -5) == 1
assert m.power(4, -6) == 0.000244140625
assert m.power(2, -3) == 0.125
assert m.power(8, -2) == 0.015625
def test_powEqualPositivePositive(self):
#positive number & positive number
assert m.power(0, 0) == 1
assert m.power(5, 0) == 1
assert m.power(7, 2) == 49
assert m.power(3, 5) == 243
assert m.power(0, 27) == 0
assert m.power(35, 4) == 1500625
assert m.power(123, 1) == 123
assert m.power(609, 3) == 225866529
def equalClick(self):
"""
Funkcia na vyhodnotenie zadaného príkladu v kalkulačke. Volá funkcie z matematickej knižnice mathlib.py
"""
global operatorFlag
global operator
global leftSide
global rightSide
global errorFlag
global leftSideValue
global rightSideValue
rightSideValue = SideValue(rightSide)
leftSideValue = SideValue(leftSide)
result = ""
if errorFlag:
result = "Invalid input"
else:
if not leftSide:
result = "Invalid input"
#calling functions from mathlib based on operator value
elif '!' in operator:
result = m.factorial(leftSideValue)
elif not rightSide:
result = "Invalid input"
elif '+' in operator:
result = m.add(leftSideValue, rightSideValue)
elif '-' in operator:
result = m.subtraction(leftSideValue, rightSideValue)
elif '*' in operator:
result = m.multiplication(leftSideValue, rightSideValue)
elif '/' in operator:
result = m.divide(leftSideValue, rightSideValue)
elif '^' in operator:
result = m.power(leftSideValue, rightSideValue)
elif '\u221A' in operator: #root symbol
result = m.nthRoot(leftSideValue, rightSideValue)
elif '%' in operator:
result = m.modulo(leftSideValue, rightSideValue)
if not operator and leftSide and not rightSide: # if user inserted only one number without operator
result = leftSideValue
self.ui.resultDisplay.setText(str(result))
clearEverything()
def Standard_deviation():
"""
Funkcia na výpočet smerodajnej odchýlky zo štandardného vstupu(stdin)
:return: výslednú smerodajnú odchýlku pre zadané čísla
"""
global N
sumSX = 0
sumSX2 = 0
for line in sys.stdin:
strip = int(line.rstrip())
N = m.add(N, 1)
sumSX = m.add(sumSX, strip)
sumSX2 = m.add(sumSX2, m.power(strip, 2))
x_line = m.multiplication(m.divide(1, N), sumSX)
multInBracket = m.multiplication(N, m.power(x_line, 2))
bracket = m.subtraction(sumSX2, multInBracket)
leftSide = m.divide(1, m.subtraction(N, 1))
multOutBracket = m.multiplication(leftSide, bracket)
result = m.nthRoot(2, multOutBracket)
return result