Kirchoff-type equation, blow up, higher-order nonlinear, degenerate damping and source

right FD ring, right duo ring, division ring, commutative ring, simple ring, non-prime right FD ring, matrix ring, polynomial ring, subring, idempotent

star operation, extension of a star operation to the polynomial ring, t-class group, integrally closed, *-Noetherian domain.

2-absorbing submodule, weakly 2-absorbing submodule, prime submodule, weakly prime submodule, weakly prime radical.

partitions, partitions with even parts below odd parts, congruences.

eccentric connectivity index, distance eccentric connectivity index, topological graph index, graph operation.

(p, q)-Fekete-Szegö inequalities, (p,q)-starlike functions, (p,q)-convex functions, (p,q)-logarithmic coefficient bounds, cardioid-shaped domain, q-Bie