id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	revision
625	lemon preflow algorithm init with flowmap failed because of excess < 0	zhaofeng-shu33	Alpar Juttner	"I use the returned flowMap of Preflow algorithm to initialize the next Preflow class. But it fails because of in the Preflow code, the excess check gives -1e-19 < 0.
The test code can be seen at https://gitee.com/freewind201301/test_preflow/blob/master/test_preflow.cpp
.
Hope some tolerance can be added."	defect	reopened	major	LEMON 1.4 release	core	hg main