def test_divNotEqualNegativeNegative(self):
#negative number & negative number
assert m.divide(-25, -5) != -5
assert m.divide(-32, -8) != 155
assert m.divide(-72, -6) != 13
assert m.divide(-121, -11) != -11
assert m.divide(-13952, -4) != 45668
assert m.divide(-156468, -5612) != 468412
assert m.divide(-4532, -1133) != -4
assert m.divide(-332688, -348) != -956
assert m.divide(-5943456, -4586) != 1300
def test_divNotEqualPositivePositive(self):
#postive number & positive number
assert m.divide(12, 2) != 8
assert m.divide(90, 3) != 15
assert m.divide(15, 5) != 4
assert m.divide(6, 3) != 1
assert m.divide(225, 15) != 14
assert m.divide(333, 3) != 100
assert m.divide(1024, 256) != 5
assert m.divide(1568, 4) != 393
assert m.divide(177152, 346) != 500
def test_divNotEqualPositiveNegative(self):
#positive number & negative number
assert m.divide(-12, 4) != 3
assert m.divide(18, -6) != 3
assert m.divide(25, -25) != 0
assert m.divide(56, -7) != 8
assert m.divide(234, -2) != -116
assert m.divide(-81, 9) != 9
assert m.divide(169, -13) != 13
assert m.divide(-1200, 4) != 300
assert m.divide(392702, -3068) != 9563
def test_divEqualNegativeNegative(self):
#negative number & negative number
assert m.divide(-5, -5) == 1
assert m.divide(-14, -7) == 2
assert m.divide(-35, -7) == 5
assert m.divide(-81, -3) == 27
assert m.divide(-144, -6) == 24
assert m.divide(-256, -4) == 64
assert m.divide(-17848, -92) == 194
assert m.divide(-177152, -512) == 346
assert m.divide(-297416, -452) == 658
def test_divEqualPositiveNegative(self):
#positive number & negative number
assert m.divide(6, -3) == -2
assert m.divide(28, -7) == -4
assert m.divide(12, -2) == -6
assert m.divide(-18, 6) == -3
assert m.divide(-64, 8) == -8
assert m.divide(-110, 5) == -22
assert m.divide(294, -14) == -21
assert m.divide(3509, -121) == -29
assert m.divide(-37730, 154) == -245
def test_divEqualPositivePositive(self):
#positive number & positive number
assert m.divide(10, 5) == 2
assert m.divide(15, 3) == 5
assert m.divide(21, 7) == 3
assert m.divide(32, 4) == 8
assert m.divide(99, 3) == 33
assert m.divide(1152, 18) == 64
assert m.divide(0, 14568) == 0
assert m.divide(119658, 231) == 518
assert m.divide(2, 0) == "Invalid input"
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