Campus Safety Magazine: 10 Most Common Hospital Emergency Codes and Their Meanings
Medical News Today: What do code blue and other hospital codes mean?
Hospital codes refer to emergency situations, but these codes are different for each hospital. For example, “code blue” may refer to a life threatening medical emergency. Other codes refer to a fire, ...
Healthline: Code Blue, Code Red, Code Black: Definition of Hospital Color Codes
According to Jeff Miller's Earliest Known Uses of Some of the Words of Mathematics, the term kernel was first used in this meaning by Pontryagin (in translation by Lehmer) in the slightly broader context of group homomorphisms. It doesn't say why Pontryagin or Lehmer chose that particular word though.
matrices - Word origin / meaning of 'kernel' in linear algebra ...
78 A semicolon is used to separate variables from parameters. Quite often, the terms variables and parameters are used interchangeably, but with a semicolon the meaning is that we are defining a function of the parameters that returns a function of the variables.
This article, originally posted on Sept. 23, 2019, was last updated on Dec. 3, 2025. Please note that these statistics aren’t updated regularly. Always check with your state’s hospital associations ...
Hospitals often use code names to alert staff to an emergency. Code blue means a medical emergency. Code red means fire or smoke. Code black typically means there is a bomb threat. Hospitals are the ...
PBS: What Is a Safety-Net Hospital and Why Is It So Hard to Define?