The "4-D" indicates you have an early Federal Reserve Note; those are the code number and letter for the Cleveland OH district. There's more information at the question "What is the value of a 1914 US 5 dollar Federal Reserve Note?".
It is an equation and the value of d is 2
5+3 = 4d 4d = 8 Divide both sides by 4 to find the value of d: d = 2
8 - 4d = 12-4d = 4d = -1
4d is time...any moving object is 4d
The difference between 3D and 4D is that 3D it pops out and 4D you can smell, taste and it will pop out.
there is no 4d known to man
2-4d = -2
Sometimes you only see 4D for short times, normally our 3D in 4D surface is not contacted, and sometimes it can be that the 4D thing stays on.
They are a, a+d, a+2d, a+3d and a+4d where a is the starting value and d is the common difference.
There's no such thing as 4D cinema. It's 2D or 3D. There is no 4D cinema.
1959 Australia - 150th Anniversary of the Australian Post Office 4d - slate (horizontal) Mint UnHinged = $0.60 AUD Fine Used = $0.40 AUD
It is: 2(4d) = 8d