On the cover ideals of chordal graphs
Almost symmetric numerical semigroups with high type
Pedro A. GARCIA SANCHEZ, Ignacio OJEDA
Categorified groupoid-sets and their Burnside ring
Laiachi EL KAOUTIT, Leonardo SPINOSA
Marat AKHMET, Mehmet Onur FEN, Madina TLEUBERGENOVA, Akylbek ZHAMANSHIN
A geometric description for simple and damped harmonic oscillators
Zahide OK BAYRAKDAR, Tuna BAYRAKDAR
Hesam MAHZOON, Rahim KARGAR, Janusz SOKOL
On factorials in Perrin and Padovan sequences
Longest increasing subsequences in involutions avoiding patterns of length three