underflow
noun 3verb 2
Definitions
noun
1
A current flowing below the surface.
2
A condition in which the value of a computed quantity is smaller than the smallest non-zero value that can be physically stored; usually treated as an error condition.
3
The error condition that results from an attempt to retrieve an item from an empty stack.
verb
1
To trigger the condition in which the value of a computed quantity is smaller than the smallest non-zero value that can be physically stored.
2
To trigger the error condition resulting from attempting to retrieve a value from an empty stack.
Upon an attempt to pop an empty stack, the stack underflows […]
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