On two conjectures of Hartshorne's
โ Scribed by Daniel Barlet; Thomas Peternell; Michael Schneider
- Publisher
- Springer
- Year
- 1990
- Tongue
- English
- Weight
- 554 KB
- Volume
- 286
- Category
- Article
- ISSN
- 0025-5831
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Chetwynd and Hilton have elsewhere posed two conjectures, one a general statement on edge-colouring simple graphs G with A(G) > i lV(G)I, and a second to the effect that a regular simple graph G with d(G) 3 -1 IV(G) 1 is l-factorizable. We set out the evidence for both these conjectures and sho
In this note we answer two conjectures of Geller as given in this journal. The technical language used herein is as that in Geller's article, and hence no dictionary of these words will be given. For the sake of clarity of presentation, each of Geller's conjectures is answered in a separate section.
A positive integer m is said to be a practical number if every integer n, with 1 n \_(m), is a sum of distinct positive divisors of m. In this note we prove two conjectures of Margenstern: (i) every even positive integer is a sum of two practical numbers; (ii) there exist infinitely many practical