Hi this is a rather gentle question in that it involves no actual mathematics!
Text often add rather strange words to a mathematical discussion. One such word that I have never really got to the bottom of is Canonical. So for example we talk about classical canonical general relativity...
Bathroom scales are confusing: If you were to use a balance then you would measure MASS.
Mass is a measure of the quantity of 'stuff' in a body. So if you sit on a balance and add material to the other side of the balance until you reach the balance point, the system will stay balanced...
Bathroom scales are confusing: If you were to use a balance then you would measure MASS.
Mass is a measure of the quantity of 'stuff' in a body. So if you sit on a balance and add material to the other side of the balance until you reach the balance point, the system will stay balanced...