Sommaire

Contents
On certain groups of holomorphic maps
p. 3-27
The colimits in the generalized algebraic categories
p. 29-40
An approach to solvability in orthomodular lattices
p. 41-42
Algebraicity of endomorphisms of some relational structures
p. 43-52
Einige Bemerkungen zur Verzweigung des Punktes durch einen Komplex von Transformationen
p. 53-59
An approximative method of solving the flat thermal neutron flux problem for an infinite cylindrical homogenized reactor fueled with natural uranium
p. 61-71
A note on the cometary nucleus
p. 73-84
Comparison of interstellar and cometary molecular abundances
p. 85-92
Photoelectric photometry of the lunar eclipse of August 6, 1971
p. 93-101
Enlargement of the Earh's shadow during the lunar eclipse of July 26, 1972
p. 103-105
Observations of comets and asteroids at the Kleť Observatory in the year 1972
p. 107-114