From 0fea36b2524a8415e721a9601aa3b07bf51d92c4 Mon Sep 17 00:00:00 2001 From: Kai Staats Date: Mon, 19 Sep 2016 20:15:24 -0600 Subject: [PATCH] zoo trap removed from sympy method --- RELEASE_NOTES.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt index b70e889..e6f760c 100644 --- a/RELEASE_NOTES.txt +++ b/RELEASE_NOTES.txt @@ -1,3 +1,11 @@ +2016 09/19b + +After another 2 hours of trouble shooting, I learned that sympy.subs throws the 'zoo' error for a divide-by-zero if +working with integers--and stalls (as I witnessed last year when developing Karoo), but if throws 'inf' or '-inf' if +working with floats and continues to process unencumbered. This means the 'zoo' trap has not been used for over a year. +It is now removed from the method fx_eval_subs(). + + 2016 09/19 All experiments with lambdify are on hold as it is throwing 'divide by zero' errors when no 0 exists in the data.