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An improved bound on the largest induced forests for triangle-free planar graphs [Elektronski vir]Kowalik, Łukasz ; Lužar, Borut ; Škrekovski, RisteDokažemo, da ima vsak ravninski graf brez trikotnikov z ▫$n$▫ vozlišči podmnožico vozlišč, ki inducira gozd velikosti vsaj ▫$(71n + 72)/128$▫. Rezultat izboljša mejo, ki jo je dokazal Salavatipour. ... Poleg tega postavimo še nekaj vprašanj o velikosti induciranih gozdov v ravninskih grafih z večjim notranjim obsegom.Source: Preprint series. - ISSN 1318-4865 (Vol. 47, št. 1092, 2009, str. 1-14)Type of material - e-articlePublish date - 2009Language - englishCOBISS.SI-ID - 15177305
Author
Kowalik, Łukasz |
Lužar, Borut |
Škrekovski, Riste
Topics
teorija grafov |
ravninski grafi |
induciran gozd |
gozdno število |
deciklično število |
graph theory |
planar graphs |
induced forest |
forest number |
decycling number
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Kowalik, Łukasz | |
Lužar, Borut | 31670 |
Škrekovski, Riste | 15518 |
Source: Personal bibliographies
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