from Polynomial import Polynomial
# = TheClass()
coefficients = [10, 3, 3, 4]
coefficients1 = [1, 5, 2]
coefficients2 = [1, 5]
c = Polynomial(coefficients)
d = Polynomial(coefficients1)
e = Polynomial(coefficients2)
print(c.tostr())
print(d.tostr())
print("_________________")
print("Eval: " + str(c.eval(2)))
print("Sum :" + str(c.addition(d).tostr()))
print("Sub: " + c.substraction(d).tostr())
print("Mult: " + c.multiplication(d).tostr())
#print("Div: " + c.division(d).tostr())
print("Deri: " + e.differentiate().tostr())
def polynomialFunctions(PolExpr):
newpoli = 0
for c in PolExpr:
if c == '[':
newpoli = 1
elif c == ']':
newpoli = 0
if c == '+' and newpoli == 0:
operation = PolExpr.split('+', 1)
pol1 = strtoPolynomialArray(operation[0])
pol2 = strtoPolynomialArray(operation[1])
polynomial1 = Polynomial(pol1)
polynomial2 = Polynomial(pol2)
print (polynomial1.tostr())
print (polynomial2.tostr())
print ("+__________________")
return (polynomial1.addition(polynomial2).tostr() + "\n")
elif c == '-' and newpoli == 0:
operation = PolExpr.split('-', 1)
pol1 = strtoPolynomialArray(operation[0])
pol2 = strtoPolynomialArray(operation[1])
polynomial1 = Polynomial(pol1)
polynomial2 = Polynomial(pol2)
print (polynomial1.tostr())
print (polynomial2.tostr())
print ("-__________________")
return (polynomial1.substraction(polynomial2).tostr() + "\n")
elif c == '*' and newpoli == 0:
operation = PolExpr.split('*', 1)
pol1 = strtoPolynomialArray(operation[0])
pol2 = strtoPolynomialArray(operation[1])
polynomial1 = Polynomial(pol1)
polynomial2 = Polynomial(pol2)
print (polynomial1.tostr())
print (polynomial2.tostr())
print ("*__________________")
return (polynomial1.multiplication(polynomial2).tostr() + "\n")
elif c == '/' and newpoli == 0:
operation = PolExpr.split('/', 1)
pol1 = strtoPolynomialArray(operation[0])
pol2 = strtoPolynomialArray(operation[1])
polynomial1 = Polynomial(pol1)
polynomial2 = Polynomial(pol2)
print (polynomial1.tostr())
print (polynomial2.tostr())
print ("/__________________")
if polynomial1.degree() < polynomial2.degree():
return "Numerator must have a higher or equal degree compare with the denominator to be able divide both"
if polynomial2.degree() == 0:
return "Division by 0 error"
result = []
result = polynomial1.division(polynomial2)
if len(result) == 3:
return result[0].tostr() + " + " + result[2].tostr() + "/" + "(" + result[1].tostr() + ")" + "\n"
return (result[0].tostr() + "\n")
elif c == '#' and newpoli == 0:
operation = PolExpr.split('#', 1)
pol1 = strtoPolynomialArray(operation[0])
polynomial1 = Polynomial(pol1)
print (polynomial1.tostr())
print ("#__________________")
return (polynomial1.differentiate().tostr() + "\n")
elif c == '@' and newpoli == 0:
operation = PolExpr.split('@', 1)
pol1 = strtoPolynomialArray(operation[0])
evalnum = (operation[1].replace("(", "")).replace(")", "")
polynomial1 = Polynomial(pol1)
print (polynomial1.tostr())
print ("@__________________")
return (str(polynomial1.eval(int(evalnum)))+ "\n")
