ln.py

Created by thomas-vignal01

Created on January 18, 2022

255 Bytes


ln(1)=0
ln(e)= 1

ln'(x)= 1/x
ln'(u(x))= u'(x)/u(x)

lim ln(x)= -infini
x--> 0+

lim ln(x)= +infini
x--> +infini

lim ln(x)/x(expo)n= 0
x--> +infini

lim x(expo)n ln(x)= 0
x--> 0

ln(ab)= ln(a)+ ln(b)
ln(a/b)= ln(a)-ln(b)
ln(rac de a)= 1/2 ln(a)