1} Field: occupied space
.............................
-
...............................
2} Differrentiation: relativity
....v....v....v.....v........
-
......^....^.....^...........
3} motion: spin
...>.......>......>.......v
-
^......<.....<.......<...
4} Time: frequency
0.....6...12....18.....24....
-
..3p...9.....15.....21.......