logarithmeneperien.py

Created by mbtp07

Created on March 15, 2022

203 Bytes


ln(a*b)=ln(a)+ln(b)
ln(1/x)=-ln(x)
ln(x/y)=ln(x)-ln(y)
ln(x^n)=nln(x)
ln(sqrtx)=1/2ln(x)
e^x/2=sqrt(e^x)

ln'(x)=1/x
lim +inf  : lnx/x=0
lim 0+ : xlnx= 0

f(x)=ln(u) 
f'(x)=u'/u