GitLab

Start fixing abs_env as inductive predicate instead of function to tackel uncomputability problem in Coq Dev

String testing log, maybe use these later to define a function to translate a daisy "real" into a HOL "real"

Start beautification of proofs and definitions of interval_arith to maybe get inclusion monotonicity property

add an attic file, I forgot to push

Add definition for when an error is a valid error for an arbitrary term, use this to define error of plus and sub