Thread 'How to define path if we only know velocity (without having typical formulation)?' Hello there! I invented the condition and I attempt to unravel it: Allow we only know velocity of moving particle: ##v(t)## from ##t=a## to ##t=b##. (Sporting activities) To block (a competitor or opponent) from advancing, Specifically https://gabletoppak.com/glass-bottles-for-beer-soda-and-even-water-found-to-contain-toxic-levels-of-cancer-linked-microplastics-than-plastic-bottles-study-says/