nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
1 |
A counterexample to the countable version of a conjecture of Ulam
|
Fisher, Joshua |
|
1969 |
7 |
4 |
p. 364-365 2 p. |
artikel |
2 |
Addendum to previously published paper
|
|
|
1969 |
7 |
4 |
p. 378- 1 p. |
artikel |
3 |
A lower bound for the number of non-isomorphic matroids
|
Bollobás, Béla |
|
1969 |
7 |
4 |
p. 366-368 3 p. |
artikel |
4 |
A note on a result of knuth or identities grow on trees
|
Abramson, Harvey D. |
|
1969 |
7 |
4 |
p. 371-373 3 p. |
artikel |
5 |
Author index of volume 7
|
|
|
1969 |
7 |
4 |
p. 379-380 2 p. |
artikel |
6 |
Characteristic polynomials of incidence matrices
|
Balakrishnan, R. |
|
1969 |
7 |
4 |
p. 322-330 9 p. |
artikel |
7 |
New proof of brooks' theorem
|
Melnikov, L.S. |
|
1969 |
7 |
4 |
p. 289-290 2 p. |
artikel |
8 |
Null genus realizability criterion for abstract intersection sequences
|
Francis, George K. |
|
1969 |
7 |
4 |
p. 331-341 11 p. |
artikel |
9 |
On f-plentiful numbers
|
Mientka, Walter E. |
|
1969 |
7 |
4 |
p. 374-377 4 p. |
artikel |
10 |
Permanents of cyclic (0,1) matrices
|
Metropolis, N. |
|
1969 |
7 |
4 |
p. 291-321 31 p. |
artikel |
11 |
Solution of the heawood map-coloring problem—Case 2
|
Ringel, Gerhard |
|
1969 |
7 |
4 |
p. 342-352 11 p. |
artikel |
12 |
Solution of the heawood map-coloring problem—Case 8
|
Ringel, Gerhard |
|
1969 |
7 |
4 |
p. 353-363 11 p. |
artikel |
13 |
Two new block designs
|
Wallis, Jennifer |
|
1969 |
7 |
4 |
p. 369-370 2 p. |
artikel |