Delta; difference. Δx denotes the value by which x changes from one index to the next.
.NET
A framework from Microsoft that allows Windows applications to communicate with one another and to embed user interface components from one application into another. See also Active X.
\ codes display
A display mode for string controls, indicators, and constants that displays non-printable characters as a slash ("\") followed by the non-printable character's hexadecimal value (or special character).
