<Tr> <Td> e (\ displaystyle e) </Td> <Td> eccentricity </Td> <Td> unitless </Td> </Tr> <Tr> <Td> 2.71828...(base of the natural logarithm), electron, elementary charge </Td> <Td> </Td> </Tr> <Tr> <Td> F (\ displaystyle \ mathbf (F)) </Td> <Td> force </Td> <Td> newton (N) </Td> </Tr> <Tr> <Td> f (\ displaystyle f) </Td> <Td> frequency </Td> <Td> hertz (Hz) </Td> </Tr>

What does capital n stand for in physics