This is an automatically generated file.

Part 1

Part 2

milestone = 160  # ==============================
pause()
print("Searching for Overflow threshold:")
print("This may generate an error.")
bigger_B, big_B, less_big_B, no_oflow_except = big_powers_of_B()
# In a system that saturates at INFINITY, only less_big_B will be finite.
overflow_threshold = less_big_B  # first approxomation, to be refined

print("Can  z = -y  overflow?")
print("Trying it on big_B = {:0.17e} .".format(big_B))
v = -big_B
pos_big_B = v
if overflow_threshold - big_B == overflow_threshold + pos_big_B:
    print("Seems O.K.")
else:
    print("finds a ")
    bad_cond(err_flaw, "-(-big_B) differs from big_B.")

if bigger_B != big_B:
    bad_cond(err_serious, "")
    print("overflow past {:0.17e}\n\tshrinks to {:0.17e} ."
          .format(big_B, bigger_B))

Part 3