Thread 'How to define route if we only know velocity (without having typical formulation)?' Hello there! I invented the situation and I try to unravel it: Allow we only know velocity of moving particle: ##v(t)## from ##t=a## to ##t=b##. Photon 'time bins' and signal stability exhibit promise for useful quantum https://gabletoppak.com/gabletop-pak-the-ideal-packaging-solution-for-dairy-products/