Prefix Operators without Built-in Meanings
- CapitalDifferentialD — CapitalDifferentialD prefix operator "ⅅ" (no pre-set meaning attached)
- Del — Del prefix operator "∇" (no pre-set meaning attached)
- DifferentialD — DifferentialD prefix operator "𝑑" (no pre-set meaning attached)
- InvisiblePrefixScriptBase — InvisiblePrefixScriptBase prefix operator "" (no pre-set meaning attached)
- Square — Square prefix operator "▫" (no pre-set meaning attached)