I tried to preserve at least those features by way of the concept of fundamental entity in the latter part of MP. (religion-online.org)
Gell - Mann's invention allowed protons, neutrons and all these new upstarts to be portrayed as combinations of two or three of these more fundamental entities. (newscientist.com)
It was one of several factors which coalesced to convince Whitehead that no metaphysics of essentially self - identical and enduring fundamental entities is viahle.2 It encouraged him to develop a counter-theory of epochal, successive units of becoming. (religion-online.org)