[python-arrayfire] 15/250: Example: Monte carlo estimation of pi using arrayfire

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/master
in repository python-arrayfire.

commit 63f08cdf98003d316f521a3ffb800f33767c1a76
Author: Pavan Yalamanchili <pavan at arrayfire.com>
Date:   Fri Jun 19 18:46:26 2015 -0400

    Example: Monte carlo estimation of pi using arrayfire
---
 examples/monte_carlo_pi.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/examples/monte_carlo_pi.py b/examples/monte_carlo_pi.py
new file mode 100644
index 0000000..cf03c9a
--- /dev/null
+++ b/examples/monte_carlo_pi.py
@@ -0,0 +1,13 @@
+#!/usr/bin/python
+from arrayfire import (array, randu)
+import arrayfire as af
+import random
+
+def calc_pi_device(samples):
+    x = randu(samples)
+    y = randu(samples)
+    return 4 * af.sum((x * x  + y * y) < 1) / samples
+
+if __name__ == "__main__":
+    samples=1000000
+    print("Monte carlo estimate of pi with %d samples: %f" % (samples, calc_pi_device(samples)))

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