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Idriss091 committed Dec 20, 2024
1 parent d31f7ef commit 4318e1d
Showing 1 changed file with 22 additions and 4 deletions.
26 changes: 22 additions & 4 deletions numpy_questions.py
Original file line number Diff line number Diff line change
@@ -40,7 +40,16 @@ def max_index(X):
i = 0
j = 0

# TODO
# On vérifie que l'entrée est un tableau numpy
if not isinstance(X, np.ndarray):
raise ValueError("Input array must be 2d")

# On vérifie que le tableau est en 2D
if X.ndim != 2:
raise ValueError("Input array must be 2d")

# cherche l'indice du maximum
i, j = np.unravel_index(np.argmax(X), X.shape)

return i, j

@@ -62,6 +71,15 @@ def wallis_product(n_terms):
pi : float
The approximation of order `n_terms` of pi using the Wallis product.
"""
# XXX : The n_terms is an int that corresponds to the number of
# terms in the product. For example 10000.
return 0.
# On initialise le produit à 1
product = 1.0

# Formule de Wallis
for n in range(1, n_terms + 1):
term = (4 * n**2) / ((4 * n**2) - 1)
product *= term

# Pi est 2 fois ce produit
pi = 2*product

return pi

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