Morse Theory and the Reeb Graph
M
f
•
G
iven
f:
M
®
R
,
the
Reeb graph
of
M
wrt
f
is the
•
quotient space defined by “
~
” :
and
x
1
and
x
2
belong to the same connected
component of
ü
J. Milnor.
Morse Theory
. Princeton University Press, 1963.