1. Four color theorem: history, topological foundations, and idea of proof
پدیدآورنده : Rudolf Fritsch, Gerda Fritsch
کتابخانه: Library of Institute For Color Science and Technology (Tehran)
موضوع : Four--Color problem
2. The four-color theorem
پدیدآورنده : / Rudolf Fritsch, Gerda Fritsch
کتابخانه: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)
موضوع : Four-color problem
رده :
QA612
.
19
.
F7513
1998
3. The four color theorem
پدیدآورنده : / Rudolf Fritsch, Gerda Fritsch
کتابخانه: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)
موضوع : Four-color problem
رده :
QA612
.
19
.
F7513
1998
4. The four color theorem :history, topological foundations, and idea of proof-]CD[, Vierfarbensatz.
پدیدآورنده : Fritsch, Rudolf, Rudolf Fritsch, Gerda Fritsch ; translated by Julie Peschke
کتابخانه: Library and Documentation Center of Kurdistan University (Kurdistan)
موضوع : ، Four-color problem
رده :
CD
1744-60
5. The four_Color Theorem: History, Topological Foundations, and Idea of Proof
پدیدآورنده : / Rudolf Fritsch, Gerda Fritsch
کتابخانه: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)
موضوع : Four_Color Problem.
رده :
QA618
,.
12
.
F7513
