ai :: SearchProblem :: epsilon
Because of float imprecision, two really near float values should be considered equals. However, the specific epsilon value could be specific to the problem.
The epsilon value is used for cost comparisons.
Default: 1E-9
# Negligible quantity for float comparisons
# Because of float imprecision, two really near float values should be considered equals.
# However, the specific epsilon value could be specific to the problem.
#
# The epsilon value is used for cost comparisons.
#
# Default: 1E-9
fun epsilon: Float do return 0.000000001
lib/ai/search.nit:147,2--154,41