1 files changed, 25 insertions, 0 deletions
diff --git a/data/en/math/sierpinski b/data/en/math/sierpinski
new file mode 100644
index 0000000..1c0b89e
--- /dev/null
+++ b/data/en/math/sierpinski
@@ -0,0 +1,25 @@
+# Sierpinski triangles
+size = 3
+modulus = 2
+
+lines = modulus ** size
+
+vector = [1]
+for i in range(1, lines + 1):
+    vector.insert(0, 0)
+    vector.append(0)
+
+for i in range(0, lines):
+    newvector = vector[:]
+    for j in range(0, len(vector) - 1):
+        if (newvector[j] == 0):
+            print ' ',
+        else:
+            remainder = newvector[j] % modulus
+            if (remainder == 0):
+                print 'O',
+            else:
+                print '.',
+        newvector[j] = vector[j - 1] + vector[j + 1]
+    print
+    vector = newvector[:]