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CodeDrome/estimatingpi_7.py

Created July 28, 2020 15:54
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estimatingpi.py part 7
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estimatingpi_7.py
def nilakantha():
"""
Named after the 15th century Indian mathematician Nilakantha Somayaji
"""
print("Nilakantha\n=========")
iterations = 1000000
multiplier = 1.0
start_denominator = 2.0
pi = 3.0
for i in range(1, iterations + 1):
pi += ( (4.0 / (start_denominator * (start_denominator + 1.0) * (start_denominator + 2.0)) ) * multiplier)
start_denominator += 2.0
multiplier *= -1.0
print_as_text(pi)
main()
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