def test_hw06_prob02_ut14(self):
print(
'\n***** CS3430: S20: HW06: Problem 02: Unit Test 14 ************')
s = '400x^5 - 6x^4 - 30x^3 + 45x^2 + 7x^1 + 10x^0'
zr, ni = nra.zr2(s, 2.0, delta=0.0001)
print('zr={}; num_iters={}'.format(zr, ni))
assert nra.check_zr(s, zr, err=0.0001)
print('CS 3430: S20: HW06: Problem 02: Unit Test 14: pass')
def test_hw06_prob02_ut20(self):
print(
'\n***** CS3430: S20: HW06: Problem 02: Unit Test 20 ************')
s = '5x^7'
zr, ni = nra.zr2(s, 10.0, delta=0.0001)
print('zr={}; num_iters={}'.format(zr, ni))
assert nra.check_zr(s, zr, err=0.0000001)
print('CS 3430: S20: HW06: Problem 02: Unit Test 20: pass')
def test_hw06_prob02_ut10(self):
print(
'\n***** CS3430: S20: HW06: Problem 02: Unit Test 10 ************')
s = '100x^4 - 2x^3 - 15x^2 - 45x^-50'
zr, ni = nra.zr2(s, 1.0, delta=0.0001)
print('zr={}; num_iters={}'.format(zr, ni))
assert nra.check_zr(s, zr, err=0.0001)
print('CS 3430: S20: HW06: Problem 02: Unit Test 10: pass')