Question: What Metcalf Professor of Mathematics and Physics at Boston University worked with John Iliopoulos on his prediction of the charm quark?
Sentence (from "B meson"): In particle physics, B mesons are mesons composed of a bottom antiquark and either an up (Error no symbol defined ), down (Error no symbol defined ), strange (Error no symbol defined ) or charm quark (Error no symbol defined ).
Relevant evidence: No