Propagation des ondes mécaniques : micro-contenus

# -*- coding: utf-8 -*-

"""

Oscillation un ressort

O. Thual, 21/08/2021

"""

#  clear all

for iglob in list(globals().keys()):

    if(iglob[0] != '_'):

        exec('del {}'.format(iglob))

# import libraries

import numpy as np

import matplotlib.pyplot as plt

import os

omega=2*np.pi; A=1

tmax=3; 

t=np.linspace(0,tmax,501);

xi=A*np.cos(omega*t)

xid=-A*np.sin(omega*t)

fig=plt.figure(2,figsize=(7,4))

plt.xlabel(r'$t$',fontsize=16 )

plt.ylabel(r'$\xi$',fontsize=16)

plt.xlim(0,tmax)

plt.ylim(-1.1,1.1)

titlefig="Déplacement de la masse"

plt.title(titlefig,fontsize=16)

plt.grid(color='black', axis='y', linestyle='-', linewidth=1)        

plt.grid(color='black', axis='x', linestyle='-', linewidth=1)        

plt.plot(t,xi,color='blue',linewidth=3)

plt.plot(t,xid,color='red',linewidth=3)

name="oscillation"

plt.savefig(name)

plt.show()

# -*- coding: utf-8 -*-
"""
Oscillation un ressort
O. Thual, 21/08/2021
"""

#  clear all
for iglob in list(globals().keys()):
    if(iglob[0] != '_'):
        exec('del {}'.format(iglob))
# import libraries
import numpy as np
import matplotlib.pyplot as plt
import os


omega=2*np.pi; A=1
tmax=3; 
t=np.linspace(0,tmax,501);
xi=A*np.cos(omega*t)
xid=-A*np.sin(omega*t)
fig=plt.figure(2,figsize=(7,4))
plt.xlabel(r'$t$',fontsize=16 )
plt.ylabel(r'$\xi$',fontsize=16)
plt.xlim(0,tmax)
plt.ylim(-1.1,1.1)
titlefig="Déplacement de la masse"
plt.title(titlefig,fontsize=16)
plt.grid(color='black', axis='y', linestyle='-', linewidth=1)        
plt.grid(color='black', axis='x', linestyle='-', linewidth=1)        
plt.plot(t,xi,color='blue',linewidth=3)
plt.plot(t,xid,color='red',linewidth=3)
name="oscillation"
plt.savefig(name)
plt.show()