c9baccp.py

Created by manuel-eleve-tle-techno-indice2020

Created on May 15, 2020

151 Bytes


from math import*

def concentration():

    t=0

    c=1.3

    while c>0.3:

        t=t+0.1

        c=1.3*exp(-0.4*t)

    return(t)