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misc

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Martin Thoma 2013-09-20 18:24:17 +02:00
parent 5141c6c087
commit 14b3575baf
14 changed files with 41 additions and 25 deletions
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13
documents/Numerik/Klausur6/aufgabe2.py
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@ -1,4 +1,4 @@
from math import exp, log
"""from math import exp, log
def iterate(x):
#return x - (2.0*x - exp(-x))/(2.0+exp(-x)) #Newton
@ -9,3 +9,14 @@ x = 0.9
for i in range(10):
print (i, x)
x = iterate(x)
"""
from math import log
f = lambda x: -log(2*x)
x = 0.35173371124919582602
#x = 0.3517337112491958260249093009299510651715
for i in range(200):
print("x 0.35173371124919582602")
print("x 0.3517337112491958260249093009299510651715")
print("%i %.30f" % (i, x))
x = f(x)