Programming exercise (RPL/RPN)  Reciprocal Fibonacci Constant

02182017, 11:57 AM
Post: #29




RE: Programming exercise (RPL/RPN)  Reciprocal Fibonacci Constant
(02182017 09:22 AM)Ángel Martin Wrote: 2. sFIB, partial sum of Fibonacci numbers. ("s" is the SIGMA char). Straight addition of all Fibonacci numbers up to n. I can't follow MCODE so I don't know how you've implemented that. Anyway, sFIB = Fn+2  1. (02182017 09:22 AM)Ángel Martin Wrote: 3. sIFIB, partial sum of the inverse of Fibonacci numbers, the subject of this thread. For n>=46 this is the PSI constant as Gerson explained. The execution time for n=46 is 2.87 seconds on a normalspeed HP41. That's about 4.5 times faster than my RPN version! Thanks for your interest! Gerson. 

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