EN
In the article, the author puts a question: «Is it possible to examine Leibniz' philosophy as a phenomenological doctrine?» and tries to prove that Leibniz developed a phenomenological doctrine, which is very differed both from traditional phenomenological theories and from E. Husserl's phenomenology. In the article, the basic object of research becomes a concept 'the well grounded phenomenon'. On the basis of his analysis the author tries at first to show those pre-conditions which brought Leibniz over to forming of his phenomenological doctrine, and to find out those grounds which it was based on, and then to give a comparative analysis of Leibniz' philosophy and Husserl's phenomenology. Husserl. According to Leibniz, every cognition of reality is limited to the area of the phenomena. The world of the phenomena is acknowledged to exist independent both of subjects which perceive them and from external things. Metaphysical knowledge has status of hypothesis. The specific feature of phenomenology of Leibniz consists in that the concept of substance is not rejected, but radically reconsidered.