It returns the first non-NULL parameter or NULL if all parameters are NULL.
The empty (or void, or null) set, symbolized by or Ø, contains no elements at all.
A set with no members is called an empty, or null, set, and is denoted ∅.
The set defined by the "axiom of the empty set" is the empty (or null) set Ø.
NCL completion logic detects completed DATA or NULL output sets from each register stage.
After applying several morphodynamic parameters to the field data, poor or null representative results were obtained.
New conditions are given for ***ℋ∞ filter design with partial, complete or null Markov mode availability.
Singular solutions of the related equation systems will be derived for situations involving components with very low or null transmissivity.
Small rural communities around the world have worse or null access to telecommunication services than populated urban areas.
One approach to address this problem is to include "no-stim" or "null" events as a trial type.
On the contrary, the right column for A8 countries shows a negative or null correlation between the variables.
