állandókon
állandókon is the locative plural form of the Hungarian noun adverbial adjective állandó, meaning constant or permanent. In Hungarian grammar, the locative case (suffixes like -on/-en/-ön) marks location or context, and when it is combined with a plural noun, the plural ending -k is added as well. Thus the plural locative form of állandó is állandók in the nominative, and állandókon in the locative plural. The literal meaning of állandókon is “on the constants” or “in relation to the constants.”
The form is mainly encountered in technical or academic prose, particularly in mathematics, physics, or computer
Examples can illustrate its use. For instance: az állandókon értelmezett függvények vizsgálata — “the examination of functions
Note that állandók (the nominative plural) is used for the straightforward plural subject “constants.” The form