Add files via upload

2026-05-20 11:07:37 +00:00 · 2021-11-11 21:34:46 -08:00
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+//  y-cruncher Custom Formula File
+//
+//  This can be loaded directly from the Custom Compute menu or
+//  entered from the command line as "custom:filename".
+//
+//      y-cruncher custom custom:"constant - algorithm"
+//
+//
+//    Author:  Alexander J. Yee
+//    Date:    February 26, 2019
+//
+//    Value: 3.14159265358979323846264338327950288419716939937510...
+//
+//    Source: http://iamned.com/math/infiniteseries.pdf
+//
+
+{
+    NameShort : "Pi"
+    NameLong : "Pi"
+    AlgorithmShort : "Brown"
+    AlgorithmLong : "Brown (2009)"
+    Formula : {
+        Multiply : [
+            {
+                SeriesHypergeometric : {
+                    CoefficientP : 1
+                    CoefficientQ : 109
+                    CoefficientD : 1
+                    PolynomialP : [0 109 -88 -260]
+                    PolynomialQ : [90 648 648]
+                    PolynomialR : [0 1 -2]
+                }
+            }
+            {Invsqrt : 1200}
+        ]
+    }
+}