Appel, Kenneth I., 1932-2013.
Every planar map is four colorable / [electronic resource] Kenneth Appel, and Wolfgang Haken. - Providence, R.I. : American Mathematical Society, c1989. - 1 online resource (xv, 741 p. : ill.) - Contemporary mathematics, v. 98 0271-4132 (print); 1098-3627 (online); . - Contemporary mathematics (American Mathematical Society) ; v. 98. .
Includes bibliographical references.
Introduction Part I: Discharging Part II: Reducibility Appendix to Part II Supplement to Part I Supplement to Part II Corresponding Class Check Lists
Access is restricted to licensed institutions
Electronic reproduction.
Providence, Rhode Island :
American Mathematical Society.
2012
Mode of access : World Wide Web
9780821876862 (online)
Four-color problem.
QA612.18 / .A67 1989
511/.5
Every planar map is four colorable / [electronic resource] Kenneth Appel, and Wolfgang Haken. - Providence, R.I. : American Mathematical Society, c1989. - 1 online resource (xv, 741 p. : ill.) - Contemporary mathematics, v. 98 0271-4132 (print); 1098-3627 (online); . - Contemporary mathematics (American Mathematical Society) ; v. 98. .
Includes bibliographical references.
Introduction Part I: Discharging Part II: Reducibility Appendix to Part II Supplement to Part I Supplement to Part II Corresponding Class Check Lists
Access is restricted to licensed institutions
Electronic reproduction.
Providence, Rhode Island :
American Mathematical Society.
2012
Mode of access : World Wide Web
9780821876862 (online)
Four-color problem.
QA612.18 / .A67 1989
511/.5