Unity of historical types of science and areas of scientific knowledge
The article considers a problem of unity of such big scientific knowledge subsystems as cultural and historical types of science and areas of scientific knowledge. It substantiates an opinion according to which the basis of unity of these scientific knowledge subsystems, despite the qualitative distinction of the subject and ontological content, is their compliance to requirements of the general scientific rationality thanks to which realization the scientific knowledge differs from all other types of knowledge.