derivee.py

Created on November 27, 2021

502 Bytes

from maths import *
equation de la tangente 
y-f(a)=f'(a)(x-a)
y=f'(a)(x-a)+f(a)

operations sur les fonctions derivables 

somme de 2 fonctions 
operations / derivee 

u+v        /  u'+v'

difference 2 fonctions 

u-v        / u'-v' 

multipli par une constance k 

ku       / ku'

inverse d'une fonction 
1/u     /   -u'/u2 


produit de 2 fonctions 

u*v      /  u'v+uv'  

quotient 
u/v     / u'v-uv'/v2


fonction composé 
g(ax+b)    / a*g'(ax+b)


f'(a)=limhtend0 f(a+h)-f(a)/h

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