Yes it is a victory
Pictures by 70 KB
I'm color professional: Middle Line of Integral:
INTEGRAL for school is just a kindergarten Danilin
Integral of Life: Path
Constant value: time seconds
Variable value: speed of meters per second
Time periods: one second
Each square: product of time of seconds multiplied by speed of meters per second
is path in a given second
...
Summing up entire path of a given time
and distributing it evenly vertically:
average speed of 3 meters per second
Is identical to average value of integral