Before revision: strong / weak) often depends on the cartographic scale of the curve and of the object velocity which flowing therethrough (river, avalanche, car, bicycle, bobsleigh, skier, high speed train, etc.
After revision: (see the coastline paradox for further details)strong / weak) often depends on the cartographic scale of the curve and of the object velocity which flowing therethrough (river, avalanche, car, bicycle, bobsleigh, skier, high speed train, etc.