ส่งงาน week09

92d56cf3 · Kittipong Maneewong · c6415093 · 92d56cf3
Commit 92d56cf3 authored Mar 29, 2018 by Kittipong Maneewong
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SecondCDA.py week09/SecondCDA.py +5 -0

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--- a/week09/SecondCDA.py
+++ b/week09/SecondCDA.py
+#f(x)=e^-x
+from math import sin,cos,e
+def seconfx(x,h):
+    return (e**-(x+h)-2*e**-x+e**(-(x-h)))/h**2
+seconfx(1,0.001)