CEIL

Member Of Menu: 
Real
Argument Types: 
Real
Symbol
Expression
Result Type(s): 
Real
Expression
Invertible: 
No
Valid In Expression: 
Yes
Stack Diagram: 
Real1 → Real2
Symbol1 → Expression2
Expression1 → Expression2

Given a real valued input, this function returns the smallest integer which is greater than or equal to the input value.