Geodesic

Volume 24 (1974) no. 4

Sommaire

Summaries of articles published in this issue
Decompositions of the state space, homomorphisms and products of semigroup acts
p. 511-521
Quasi-reflections and limits
p. 522-527
Periodic solutions to a singular abstract differential equation
p. 528-540
Prime subgroups of ordered groups
p. 541-551
On compact $N$-semigroups
p. 552-562
Addition linearer Cantormengen
p. 563-572
A new class of enumeration problems
p. 573-583
Relative boundedness conditions and the perturbation of nonlinear operators
p. 584-597
Natural exactly covering systems of congruences
p. 598-606
Ternary rings with zero associated to Desarguesian and Pappian planes
p. 607-613
On the spectrum of a nonlinear operator
p. 614-663
A general coordinatization principle for projective planes with comparison of Hall and Hughes frames and with examples of generalized oval frames
p. 664-673
Book reviews. Proceedings of the Equadiff III