This is the 10401st most frequent Russian word.
введению
Introduction.
In this sentence, 'введению' (dative singular form of 'введение') is used to specify 'to the introduction'.
В статье упоминается сопротивление введению нового закона.
The article mentions resistance to the introduction of the new law.
Here, 'введению' serves as the complement of the noun 'посвящён', showing the application of 'introduction'.
Успешный проект был посвящён введению инновационных методов.
The successful project was dedicated to the introduction of innovative methods.
In this sentence, 'введению' (dative case) is used to signify 'to the act of familiarizing or bringing into', being the goal of the course.