Thread 'How to find path if we only know velocity (with out typical formulas)?' Hello! I invented the issue and I try to resolve it: Permit we only know velocity of moving particle: ##v(t)## from ##t=a## to ##t=b##. Photon 'time bins' and sign security present promise for practical quantum interaction https://gabletoppak.com/boost-brand-visibility-with-customized-packaged-drinking-water/