Thread 'How to define route if we only know velocity (without frequent formulas)?' Hi! I invented the problem And that i consider to resolve it: Enable we only know velocity of going particle: ##v(t)## from ##t=a## to ##t=b##. Photon 'time bins' and sign stability demonstrate promise for functional quantum conversation https://gabletoppak.com/how-gable-top-pak-can-enhance-your-brand-and-customer-experience/