... &= ... Bitwise and assignment.
... * ... Multiplication.
... ** ... Exponentiation.
-*NAME Glob: all objects refered by NAME. *NAM1 = *NAM2 aliases NAM1 to NAM2.
+*NAME Glob: all objects referred by NAME. *NAM1 = *NAM2 aliases NAM1 to NAM2.
&NAME(arg0, ...) Subroutine call. Arguments go to @_.
... + ... Addition. +EXPR Makes EXPR into scalar context.
++ Auto-increment (magical on strings). ++EXPR EXPR++