Python | PyTorch acos () method

# PyTorch library import

import torch

 
# Constant tensor of size 6

a = torch.FloatTensor ([ 1.0 , -  0.5 , 3.4 , 0.2 , 0.0 , - 2 ])

print (a)

 
# Applying the inverse cos and
# saving the result to & # 39; b & # 39;

b = torch.acos (a)

print (b)

# Import PyTorch library

import torch

 
# Import NumPy library

import numpy as np

  
# Import of the matplotlib.pylot function

import matplotlib.pyplot as plt

 
# Vector size 15 with values ​​from - 1 to 1

a = np. linspace ( - 1 , 1 , 15 )

 
# Applying the inverse cosine function and
# saving the result to & # 39; b & # 39;

b = torch. acos (torch.FloatTensor (a))

print (b)

 
# Plotting

plt.plot (a, b.numpy (), color = ’red’ , marker = "o" ) 

plt.title ( " torch.acos " ) 

plt.xlabel ( "X" ) 

plt.ylabel ( "Y" ) 

 
plt.show ()