| Answer | Crossword Clue |
|---|---|
| EULER | Introducer of the math symbol "e" |
| EULER | Mathematician who introduced the symbol e for the base of natural logarithms |
| EULER | He introduced the symbol "e" for natural logs |
| ALCOA | Dow Jones industrial with the N.Y.S.E. symbol "AA" |
| ITT | Conglomerate whose N.Y.S.E. symbol is the same as the company's name |
| TREBLECLEF | Symbol that fixes the staff lines, from bottom to top, as E-G-B-D-F: 2 wds. |
