EN
In this article I present the genesis and the problem of determining the notion of validity (Geltung). Here R. H. Lotze and W. Windelband, who in their philosophical concepts underline the fundamental importance of validity, deserve particular attention. Lotze may be said to have created idealism with- out the subject, while Windelband continued his thoughts and brought them to a conclusion. According to Windelbad, knowledge is both subjective and planted in the object comprehended as a value.