Pi, Greek letter (), is the symbol for the ratio of the circumference of a circle to its diameter. Pi Day is celebrated by math enthusiasts around the world on March 14th. Pi = 3.1415926535…

While working on some temperature programs, we found we needed to use the natural logarithm function. The natural logarithm function provided by Labview is not supported in NXT.  So we went ahead and developed this algorithm.  It works if the operator is greater than 0 (x > 0). The algorithm approaches natural logarithm by performing an iterative calculation.  The...