(geometry) Euclidean distance - the distance between two points defined as the square root of the sum of the squares of the differences between the corresponding coordinates of the points; for example, in two-dimensional Euclidean geometry, the Euclidean distance between two points a = (aₓ, a_y) and b = (bₓ, b_y) is defined as:

formality, officiality / (mathematics, chemistry) formula

please give me / (expressing a request) please do something for me

Please do (action)

Please do not (do)

to inform, to teach, to instruct / to tell

distance / mental distance, psychological gap

please give me / (polite, imperative) please do something for me; expressing a request

teachings, doctrine, lesson

calculation / forecast