What is a literal coeffecient?

In computing, literals are fixed values in the code. For example, in C#: 1, 3.14159f, "Test", 'Z', 6.3e31, 0x000, 3.99m

Coefficients are the numbers directly in front of a variable. Variables are letters in place of numbers in a mathematical problem . For example the expression, "2x" has a variable and a coefficient....

Something that can be provin

A literal response is what you see.

Literal listening is only listening to the context of the message ignoring the relationship level of meaning within the communication.